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董事介绍

注:董事持股数取自最新公司公告

姓名 性别 职位 年龄 薪酬 持股数(万股) 截止日期
Robert W. Drummond 男 Director and Vice Chairman of the Board 65 275.75万美元 148.43 2026-06-04
Gary M. Halverson 男 Independent Director 68 30.50万美元 16.80 2026-06-04
Janeen S. Judah 女 Independent Director 66 29.25万美元 15.91 2026-06-04
Tiffany Thom Cepak 女 Independent Director 53 31.00万美元 13.25 2026-06-04
Robert W. Drummond 男 Director and Vice Chairman of the Board 65 未披露 未持股 2026-06-04
Tiffany Thom Cepak 女 Independent Director 54 未披露 未持股 2026-06-04
Julie Johnson Robertson 女 Independent Director 70 30.00万美元 5.88 2026-06-04
Janeen S. Judah 女 Independent Director 66 未披露 未持股 2026-06-04
Amy H. Nelson 女 Independent Director 57 未披露 未持股 2026-06-04
Gary M. Halverson 男 Independent Director 67 未披露 未持股 2026-06-04
Cesar Jaime 男 Independent Director 67 29.25万美元 5.88 2026-06-04
William A. Hendricks, Jr. 男 Chief Executive Officer,Director and President 61 未披露 未持股 2026-06-04
James C. Stewart 男 Independent Director 63 30.00万美元 29.25 2026-06-04
Julie J. Robertson 女 Independent Director 70 未披露 未持股 2026-06-04
Curtis W. Huff 男 Chairman of the Board and Director 68 43.25万美元 40.99 2026-06-04
William Andrew Hendricks, Jr. 男 Chief Executive Officer,Director and President 61 1207.73万美元 281.08 2026-06-04
Amy H. Nelson 女 Independent Director 56 30.00万美元 16.28 2026-06-04

高管介绍

注:高管持股数取自最新公司公告

姓名 性别 职位 年龄 薪酬 持股数(万股) 截止日期
C. Andrew Smith 男 Executive Vice President and Chief Financial Officer 55 未披露 未持股 2026-06-04
William A. Hendricks, Jr. 男 Chief Executive Officer,Director and President 61 未披露 未持股 2026-06-04
Kenneth N. Berns 男 Executive Vice President and Chief Commercial Officer 66 316.17万美元 117.31 2026-06-04
Seth D. Wexler 男 Executive Vice President, General Counsel and Secretary 54 337.25万美元 42.08 2026-06-04
William Andrew Hendricks, Jr. 男 Chief Executive Officer,Director and President 61 1207.73万美元 281.08 2026-06-04
James M. Holcomb 男 Executive Vice President and Chief Operating Officer 63 436.98万美元 45.87 2026-06-04
C. Andrew Smith 男 Executive Vice President and Chief Financial Officer 55 383.97万美元 59.67 2026-06-04

董事简历

中英对照 |  中文 |  英文
Robert W. Drummond

Robert W. Drummond是总裁兼首席执行官。2015年6月,Drummond先生加入Key,担任总裁兼首席运营官。自2015年11月以来,他一直担任董事会成员,并是执行委员会的成员。目前担任股权奖励委员会主席。加入Key之前,Drummond先生提供行政领导,担任北美Schlumberger Limited的总裁,在那里他有31年杰出的职业生涯,曾担任 General Manager US Land的副总裁,全球销售副总裁,US Gulf of Mexico副总裁兼总经理,North American Offshore和Alaska的总裁。Drummond先生还任职全国海洋工业协会的董事会,并任职石油设备供应商协会的董事会。过去,他一直任职休斯敦海洋能源中心和大休斯敦合伙公司的董事会;休斯敦全球能源管理学院的顾问委员会成员。1982年,Drummond先生获University of Alabama矿物/石油工程理学士学位,目前任职他们的工程领导委员会的学院。


Robert W. Drummond currently serves as Chairman of the Board, a position he has held since May 2024. He has been a director of the Company since May 2017. Prior to October 2021, he served as a supervisory director of the Company, and thereafter, as a non executive member of the Board. He currently serves as Vice Chairman of the Board of Directors of Patterson UTI Energy, Inc., an oilfield services company, a position he has held since September 2023. Prior to serving in his current position, Mr. Drummond was President and Chief Executive Officer of NexTier Energy Solutions Inc., f.k.a. Keane Group, Inc., an oilfield services company, from August 2018 until its merger with Patterson UTI in September 2023. He also served on the Board of Directors of NexTier from August 2018 until September 2023. Prior to that, Mr. Drummond served as President and Chief Executive Officer of Key Energy Services, Inc., an oilfield services company, from March 2016 to May 2018, prior to which he was President and Chief Operating Officer since June 2015. He also served on the Board of Directors of Key Energy Services, Inc. from November 2015 until August 2018. Prior to joining Key, Mr. Drummond was previously employed for 31 years by Schlumberger Limited, where he served in multiple engineering, marketing, operations, and leadership positions throughout North America. His positions at Schlumberger included President of North America from January 2011 to June 2015; President of North America Offshore & Alaska from May 2010 to December 2010; Vice President and General Manager for the US Gulf of Mexico from May 2009 to May 2010; Vice President of Global Sales from July 2007 to April 2009; Vice President and General Manager for US Land from February 2004 to June 2007; Wireline Operations Manager from October 2003 to January 2004; Vice President and General Manager for Atlantic and Eastern Canada from July 2000 to September 2003; and Oilfield Services Sales Manager from January 1998 to June 2000. Mr. Drummond began his career in 1984 with Schlumberger. Mr. Drummond is a member of the Society of Petroleum Engineers. Formerly, he served as a member of the Board of Directors of the National Ocean Industries Association, the Energy Workforce & Technology Council and the Greater Houston Partnership and on the Board of Trustees for the Hibernia Platform Employees Organization — Newfoundland; and as an advisory board member for each of the University of Alabama College of Engineering Board, University of Houston Global Energy Management Institute, the Texas Tech University Petroleum Engineers and Memorial University's Oil and Gas Development Partnership. Mr. Drummond received his Bachelor of Science in Mineral/Petroleum Engineering from the University of Alabama in 1983. Mr. Drummond was selected as a director because of his extensive industry and management expertise.
Robert W. Drummond是总裁兼首席执行官。2015年6月,Drummond先生加入Key,担任总裁兼首席运营官。自2015年11月以来,他一直担任董事会成员,并是执行委员会的成员。目前担任股权奖励委员会主席。加入Key之前,Drummond先生提供行政领导,担任北美Schlumberger Limited的总裁,在那里他有31年杰出的职业生涯,曾担任 General Manager US Land的副总裁,全球销售副总裁,US Gulf of Mexico副总裁兼总经理,North American Offshore和Alaska的总裁。Drummond先生还任职全国海洋工业协会的董事会,并任职石油设备供应商协会的董事会。过去,他一直任职休斯敦海洋能源中心和大休斯敦合伙公司的董事会;休斯敦全球能源管理学院的顾问委员会成员。1982年,Drummond先生获University of Alabama矿物/石油工程理学士学位,目前任职他们的工程领导委员会的学院。
Robert W. Drummond currently serves as Chairman of the Board, a position he has held since May 2024. He has been a director of the Company since May 2017. Prior to October 2021, he served as a supervisory director of the Company, and thereafter, as a non executive member of the Board. He currently serves as Vice Chairman of the Board of Directors of Patterson UTI Energy, Inc., an oilfield services company, a position he has held since September 2023. Prior to serving in his current position, Mr. Drummond was President and Chief Executive Officer of NexTier Energy Solutions Inc., f.k.a. Keane Group, Inc., an oilfield services company, from August 2018 until its merger with Patterson UTI in September 2023. He also served on the Board of Directors of NexTier from August 2018 until September 2023. Prior to that, Mr. Drummond served as President and Chief Executive Officer of Key Energy Services, Inc., an oilfield services company, from March 2016 to May 2018, prior to which he was President and Chief Operating Officer since June 2015. He also served on the Board of Directors of Key Energy Services, Inc. from November 2015 until August 2018. Prior to joining Key, Mr. Drummond was previously employed for 31 years by Schlumberger Limited, where he served in multiple engineering, marketing, operations, and leadership positions throughout North America. His positions at Schlumberger included President of North America from January 2011 to June 2015; President of North America Offshore & Alaska from May 2010 to December 2010; Vice President and General Manager for the US Gulf of Mexico from May 2009 to May 2010; Vice President of Global Sales from July 2007 to April 2009; Vice President and General Manager for US Land from February 2004 to June 2007; Wireline Operations Manager from October 2003 to January 2004; Vice President and General Manager for Atlantic and Eastern Canada from July 2000 to September 2003; and Oilfield Services Sales Manager from January 1998 to June 2000. Mr. Drummond began his career in 1984 with Schlumberger. Mr. Drummond is a member of the Society of Petroleum Engineers. Formerly, he served as a member of the Board of Directors of the National Ocean Industries Association, the Energy Workforce & Technology Council and the Greater Houston Partnership and on the Board of Trustees for the Hibernia Platform Employees Organization — Newfoundland; and as an advisory board member for each of the University of Alabama College of Engineering Board, University of Houston Global Energy Management Institute, the Texas Tech University Petroleum Engineers and Memorial University's Oil and Gas Development Partnership. Mr. Drummond received his Bachelor of Science in Mineral/Petroleum Engineering from the University of Alabama in 1983. Mr. Drummond was selected as a director because of his extensive industry and management expertise.
Gary M. Halverson

Gary M. Halverson,他担任Keane公司的董事会成员(2016年9月以来)。他于2016年成为First Reserve公司(私人股本公司,专注于能源投资)的高级顾问,以及360 Development Partners公司(商业地产公司)合伙人。他此前曾担任Cameron International Corporation(公司于2016年出售给Schlumberger公司)的集团原钻井和生产系统总裁,以及高级副总裁(2014年至2016年)。他也曾担任多种美国、拉丁美洲和亚洲职务,其中包括表面系统总裁(2005年至2014年)、西半球副总裁兼总经理(2002年至2006年)、拉丁美洲总经理(2001年至2002年)、亚洲、太平洋、中东销售和营销主管(1993年至2001年)。他目前担任the Petroleum Equipment Suppliers Association的董事会主席、the General Committee of Special Programs of the American Petroleum Institute的董事会董事、the Well Control Institute的董事会董事,以及世界石油大会(the World Petroleum Congress)的美国代表。


Gary M. Halverson has served as a member of Keane’s board of directors since September 2016. In 2016 Mr. Halverson became a Senior Advisor at First Reserve, a private equity firm that focuses on energy investments, and a Partner at 360 Development Partners, a commercial real estate firm. Mr. Halverson was formerly Group President of Drilling and Production Systems and Senior Vice President at Cameron International Corporation from 2014 to 2016 prior to its sale to Schlumberger in 2016. He has over 38 years of industry experience with Cameron, where he worked in various roles across the U.S., Latin America and Asia, including President of Surface Systems between 2005 and 2014 Vice President and General Manager for Western Hemisphere between 2002 and 2006 General Manager of Latin America between 2001 and 2002 and Director of Sales and Marketing for Asia/Pacific/Middle East between 1993 and 2001. Mr. Halverson formerly served as Chairman of the Board of Directors of the Petroleum Equipment Suppliers Association, as a director on the board of the General Committee of Special Programs of the American Petroleum Institute, as a director on the board of the Well Control Institute and was the U.S. delegate to the World Petroleum Congress.
Gary M. Halverson,他担任Keane公司的董事会成员(2016年9月以来)。他于2016年成为First Reserve公司(私人股本公司,专注于能源投资)的高级顾问,以及360 Development Partners公司(商业地产公司)合伙人。他此前曾担任Cameron International Corporation(公司于2016年出售给Schlumberger公司)的集团原钻井和生产系统总裁,以及高级副总裁(2014年至2016年)。他也曾担任多种美国、拉丁美洲和亚洲职务,其中包括表面系统总裁(2005年至2014年)、西半球副总裁兼总经理(2002年至2006年)、拉丁美洲总经理(2001年至2002年)、亚洲、太平洋、中东销售和营销主管(1993年至2001年)。他目前担任the Petroleum Equipment Suppliers Association的董事会主席、the General Committee of Special Programs of the American Petroleum Institute的董事会董事、the Well Control Institute的董事会董事,以及世界石油大会(the World Petroleum Congress)的美国代表。
Gary M. Halverson has served as a member of Keane’s board of directors since September 2016. In 2016 Mr. Halverson became a Senior Advisor at First Reserve, a private equity firm that focuses on energy investments, and a Partner at 360 Development Partners, a commercial real estate firm. Mr. Halverson was formerly Group President of Drilling and Production Systems and Senior Vice President at Cameron International Corporation from 2014 to 2016 prior to its sale to Schlumberger in 2016. He has over 38 years of industry experience with Cameron, where he worked in various roles across the U.S., Latin America and Asia, including President of Surface Systems between 2005 and 2014 Vice President and General Manager for Western Hemisphere between 2002 and 2006 General Manager of Latin America between 2001 and 2002 and Director of Sales and Marketing for Asia/Pacific/Middle East between 1993 and 2001. Mr. Halverson formerly served as Chairman of the Board of Directors of the Petroleum Equipment Suppliers Association, as a director on the board of the General Committee of Special Programs of the American Petroleum Institute, as a director on the board of the Well Control Institute and was the U.S. delegate to the World Petroleum Congress.
Janeen S. Judah

JaneenS.Judah于2018年11月被任命为我们普通合伙人的董事。她目前担任Patterson-UTIEnergy,Inc.和Jagged Peak EnergyInc.的董事。Judah女士曾在雪佛龙股份有限公司Chevron担任多个领导职位,包括Chevron南部非洲业务部总经理、Chevron环境管理公司总裁以及Chevron能源技术公司油藏和生产工程总经理。Judah女士被任命为董事会成员,因为她在能源行业拥有超过35年的运营和管理经验。Judah女士拥有德州农工大学(Texas A&M University)的石油工程理学学士学位和理学硕士学位,德克萨斯大学二叠纪盆地分校(University of Texas of the Permian Basin)的工商管理硕士学位和休斯顿大学法律中心(University of Houston Law Center)的法学博士学位。Judah&8217;女士丰富的能源经验以及她的环境专业知识为我们的董事会增加了重要价值。


Janeen S. Judah was appointed as a director of our general partner in November 2018. She currently serves as a Director at Patterson-UTI Energy, Inc. and Jagged Peak Energy Inc. Ms. Judah previously held numerous leadership positions at Chevron Corporation Chevron, including general manager for Chevron’s Southern Africa business unit, president of Chevron Environmental Management Company and general manager of Reservoir and Production Engineering for Chevron Energy Technology Company. Ms. Judah was appointed to the board due to her more than 35 years of operational and managerial experience within the energy industry. Ms. Judah holds Bachelor of Science and Masters of Science degrees in petroleum engineering from Texas A&M University, a Masters of Business Administration from The University of Texas of the Permian Basin and a Juris Doctorate from the University of Houston Law Center. Ms. Judah’s diverse energy experience as well as her environmental expertise adds significant value to our board of directors.
JaneenS.Judah于2018年11月被任命为我们普通合伙人的董事。她目前担任Patterson-UTIEnergy,Inc.和Jagged Peak EnergyInc.的董事。Judah女士曾在雪佛龙股份有限公司Chevron担任多个领导职位,包括Chevron南部非洲业务部总经理、Chevron环境管理公司总裁以及Chevron能源技术公司油藏和生产工程总经理。Judah女士被任命为董事会成员,因为她在能源行业拥有超过35年的运营和管理经验。Judah女士拥有德州农工大学(Texas A&M University)的石油工程理学学士学位和理学硕士学位,德克萨斯大学二叠纪盆地分校(University of Texas of the Permian Basin)的工商管理硕士学位和休斯顿大学法律中心(University of Houston Law Center)的法学博士学位。Judah&8217;女士丰富的能源经验以及她的环境专业知识为我们的董事会增加了重要价值。
Janeen S. Judah was appointed as a director of our general partner in November 2018. She currently serves as a Director at Patterson-UTI Energy, Inc. and Jagged Peak Energy Inc. Ms. Judah previously held numerous leadership positions at Chevron Corporation Chevron, including general manager for Chevron’s Southern Africa business unit, president of Chevron Environmental Management Company and general manager of Reservoir and Production Engineering for Chevron Energy Technology Company. Ms. Judah was appointed to the board due to her more than 35 years of operational and managerial experience within the energy industry. Ms. Judah holds Bachelor of Science and Masters of Science degrees in petroleum engineering from Texas A&M University, a Masters of Business Administration from The University of Texas of the Permian Basin and a Juris Doctorate from the University of Houston Law Center. Ms. Judah’s diverse energy experience as well as her environmental expertise adds significant value to our board of directors.
Tiffany Thom Cepak

Tiffany Thom Cepak自2020年10月起担任California Resources Corporation董事会成员。Cepak女士拥有26年的能源行业经验,包括财务和运营任命。她自2014年8月起担任Patterson-UTI的董事,该公司提供陆地钻井和压力泵服务,定向钻井,租赁设备和技术,自2019年9月起担任独立石油和天然气公司宾维吉尼亚公司的董事。Cepak女士于2017年8月至2018年10月担任Energy XXI Gulf Coast Inc.的首席财务官。Cepak女士于2015年1月至2017年6月担任KLR Energy的首席财务官,并在其业务合并后担任Rosehill ResourcesInc.。Cepak女士于2015年10月至2016年10月担任Yates Petroleum Corporation的董事。她曾担任EPL Oil&Gas,Inc.公司的首席财务官4年,并于2014年1月进一步被任命为执行副总裁,直到2014年6月EPL公司被出售。Cepak女士最初加入EPL,担任高级资产管理工程师,直到2001年9月被任命为公司储备总监。Cepak女士于2006年4月被任命为EPL’;的投资者关系总监,并于2008年7月被任命为副总裁、财务主管和投资者关系。2009年7月,她被任命为EPL’;的首席财务官,2009年9月,她被任命为高级副总裁。加入EPL公司之前,她曾担任Exxon Production Company、ExxonMobil Company的高级油藏工程师,担任多种海上墨西哥湾财产的油藏工程和地下完成工程的运营职务。Cepak女士拥有伊利诺伊大学的工程学学士学位和杜兰大学的管理学M.B.A.,专注于金融。


Tiffany Thom Cepak is the Independent Chair of California Resces Corporation's Board of Directors and has served as a member since October 2020. Ms. Cepak has 29 years of energy indtry experience, including both financial and operational appointments. She has served as a director of Patterson UTI, a company that provides land drilling and pressure pumping services, directional drilling, rental equipment and technology, since Augt 2014 and as a director of Baytex Energy Corp., an independent oil and gas company, from June 2023 until January 2026. She had served as a director of Baytex's predecessor, Ranger Oil Corporation, from September 2019 until its merger with Baytex. In addition, Ms. Cepak was a member of the Board of Directors of EnLink Midstream, LLC, from December 2021 until its acquisition by ONEOK, Inc. in January 2025. Ms. Cepak served as the Chief Financial Officer of Energy XXI Gulf Coast Inc. from Augt 2017 to October 2018. Ms. Cepak served as the Chief Financial Officer of KLR Energy (and, subsequent to its biness combination, Rosehill Resces Inc.) from January 2015 to June 2017. Ms. Cepak served as a director of Yates Petroleum Corporation from October 2015 to October 2016. Ms. Cepak served f years as the Chief Financial Officer of EPL Oil & Gas, Inc., and was further appointed Executive Vice President in January 2014, and she served in those roles until June 2014, when EPL was sold. Ms. Cepak originally joined EPL as a Senior Asset Management Engineer, a position she held until she was appointed Director of Corporate Reserves in September 2001. Ms. Cepak was named EPL's Director of Investor Relations in April 2006 and Vice President, Treasurer and Investor Relations in July 2008. In July 2009, Ms. Cepak was designated as EPL's Principal Financial Officer and, in September 2009, she was appointed Senior Vice President. Prior to joining EPL, she was a Senior Reservoir Engineer with Exxon Production Company and ExxonMobil Company with operational roles including reservoir engineering and subsurface completion engineering for numero offshore Gulf of Mexico properties. Ms. Cepak holds a B.S. in Engineering from the University of Illinois and an M.B.A. in Management with a concentration in Finance from Tulane University.
Tiffany Thom Cepak自2020年10月起担任California Resources Corporation董事会成员。Cepak女士拥有26年的能源行业经验,包括财务和运营任命。她自2014年8月起担任Patterson-UTI的董事,该公司提供陆地钻井和压力泵服务,定向钻井,租赁设备和技术,自2019年9月起担任独立石油和天然气公司宾维吉尼亚公司的董事。Cepak女士于2017年8月至2018年10月担任Energy XXI Gulf Coast Inc.的首席财务官。Cepak女士于2015年1月至2017年6月担任KLR Energy的首席财务官,并在其业务合并后担任Rosehill ResourcesInc.。Cepak女士于2015年10月至2016年10月担任Yates Petroleum Corporation的董事。她曾担任EPL Oil&Gas,Inc.公司的首席财务官4年,并于2014年1月进一步被任命为执行副总裁,直到2014年6月EPL公司被出售。Cepak女士最初加入EPL,担任高级资产管理工程师,直到2001年9月被任命为公司储备总监。Cepak女士于2006年4月被任命为EPL’;的投资者关系总监,并于2008年7月被任命为副总裁、财务主管和投资者关系。2009年7月,她被任命为EPL’;的首席财务官,2009年9月,她被任命为高级副总裁。加入EPL公司之前,她曾担任Exxon Production Company、ExxonMobil Company的高级油藏工程师,担任多种海上墨西哥湾财产的油藏工程和地下完成工程的运营职务。Cepak女士拥有伊利诺伊大学的工程学学士学位和杜兰大学的管理学M.B.A.,专注于金融。
Tiffany Thom Cepak is the Independent Chair of California Resces Corporation's Board of Directors and has served as a member since October 2020. Ms. Cepak has 29 years of energy indtry experience, including both financial and operational appointments. She has served as a director of Patterson UTI, a company that provides land drilling and pressure pumping services, directional drilling, rental equipment and technology, since Augt 2014 and as a director of Baytex Energy Corp., an independent oil and gas company, from June 2023 until January 2026. She had served as a director of Baytex's predecessor, Ranger Oil Corporation, from September 2019 until its merger with Baytex. In addition, Ms. Cepak was a member of the Board of Directors of EnLink Midstream, LLC, from December 2021 until its acquisition by ONEOK, Inc. in January 2025. Ms. Cepak served as the Chief Financial Officer of Energy XXI Gulf Coast Inc. from Augt 2017 to October 2018. Ms. Cepak served as the Chief Financial Officer of KLR Energy (and, subsequent to its biness combination, Rosehill Resces Inc.) from January 2015 to June 2017. Ms. Cepak served as a director of Yates Petroleum Corporation from October 2015 to October 2016. Ms. Cepak served f years as the Chief Financial Officer of EPL Oil & Gas, Inc., and was further appointed Executive Vice President in January 2014, and she served in those roles until June 2014, when EPL was sold. Ms. Cepak originally joined EPL as a Senior Asset Management Engineer, a position she held until she was appointed Director of Corporate Reserves in September 2001. Ms. Cepak was named EPL's Director of Investor Relations in April 2006 and Vice President, Treasurer and Investor Relations in July 2008. In July 2009, Ms. Cepak was designated as EPL's Principal Financial Officer and, in September 2009, she was appointed Senior Vice President. Prior to joining EPL, she was a Senior Reservoir Engineer with Exxon Production Company and ExxonMobil Company with operational roles including reservoir engineering and subsurface completion engineering for numero offshore Gulf of Mexico properties. Ms. Cepak holds a B.S. in Engineering from the University of Illinois and an M.B.A. in Management with a concentration in Finance from Tulane University.
Robert W. Drummond

Robert W. Drummond自2023年9月起担任Patterson Vice Chairman of the Board及TERM1的董事。Drummond先生于2018年8月至2023年9月期间担任NexTier Oilfield Solutions Inc.(“NexTier”)的董事会成员,该公司是一家于2023年9月与公司合并的油田服务公司。他于2018年8月加入NexTier,担任首席执行官,并于2019年10月当选为总裁,该职位一直担任到2023年9月。在加入NexTier之前,Drummond先生曾担任克罗公司的总裁兼首席执行官,并在斯伦贝谢有限公司担任多个行政职务超过30年。Drummond先生自2017年5月起担任Expro Group Holdings N.V.(“Expro”)的董事,并自2024年5月起担任Expro董事会主席。他此前曾担任美国国家海洋工业协会、休斯顿近海能源中心、大休斯顿伙伴关系、API上游委员会的董事会成员,并担任休斯顿大学全球能源管理研究所的顾问委员会成员。Drummond先生获得了阿拉巴马大学矿物/石油工程学士学位。


Robert W. Drummond has served as Vice Chairman of the Board and a director of Patterson UTI since September 2023. Mr. Drummond served as a member of the board of directors of NexTier Oilfield Solutions Inc. ("NexTier"), an oilfield service company that merged with the Company in September 2023, from August 2018 to September 2023. He joined NexTier in August 2018 as Chief Executive Officer and was elected as President in October 2019, which position he held until September 2023. Prior to joining NexTier, Mr. Drummond served as the President & Chief Executive Officer of Key Energy Services, Inc. and served for more than 30 years at Schlumberger Limited in various executive positions. Mr. Drummond has served as a director of Expro Group Holdings N.V. ("Expro") since May 2017, and as Chairman of the Board of Expro since May 2024. He has previously served on the board of directors of the National Ocean Industries Association, the Houston Offshore Energy Center, the Greater Houston Partnership, the API Upstream Committee, and as an Advisory Board Member of the University of Houston Global Energy Management Institute. Mr. Drummond attained his B.S. in Mineral/Petroleum Engineering from the University of Alabama.
Robert W. Drummond自2023年9月起担任Patterson Vice Chairman of the Board及TERM1的董事。Drummond先生于2018年8月至2023年9月期间担任NexTier Oilfield Solutions Inc.(“NexTier”)的董事会成员,该公司是一家于2023年9月与公司合并的油田服务公司。他于2018年8月加入NexTier,担任首席执行官,并于2019年10月当选为总裁,该职位一直担任到2023年9月。在加入NexTier之前,Drummond先生曾担任克罗公司的总裁兼首席执行官,并在斯伦贝谢有限公司担任多个行政职务超过30年。Drummond先生自2017年5月起担任Expro Group Holdings N.V.(“Expro”)的董事,并自2024年5月起担任Expro董事会主席。他此前曾担任美国国家海洋工业协会、休斯顿近海能源中心、大休斯顿伙伴关系、API上游委员会的董事会成员,并担任休斯顿大学全球能源管理研究所的顾问委员会成员。Drummond先生获得了阿拉巴马大学矿物/石油工程学士学位。
Robert W. Drummond has served as Vice Chairman of the Board and a director of Patterson UTI since September 2023. Mr. Drummond served as a member of the board of directors of NexTier Oilfield Solutions Inc. ("NexTier"), an oilfield service company that merged with the Company in September 2023, from August 2018 to September 2023. He joined NexTier in August 2018 as Chief Executive Officer and was elected as President in October 2019, which position he held until September 2023. Prior to joining NexTier, Mr. Drummond served as the President & Chief Executive Officer of Key Energy Services, Inc. and served for more than 30 years at Schlumberger Limited in various executive positions. Mr. Drummond has served as a director of Expro Group Holdings N.V. ("Expro") since May 2017, and as Chairman of the Board of Expro since May 2024. He has previously served on the board of directors of the National Ocean Industries Association, the Houston Offshore Energy Center, the Greater Houston Partnership, the API Upstream Committee, and as an Advisory Board Member of the University of Houston Global Energy Management Institute. Mr. Drummond attained his B.S. in Mineral/Petroleum Engineering from the University of Alabama.
Tiffany Thom Cepak

Tiffany Thom Cepak自2014年8月起担任帕特森UTI的董事。Cepak女士自2023年6月起担任上游石油和天然气公司Baytex Energy Corp.的董事,自2020年10月起担任上游石油和天然气公司California Resources Corporation的董事(并自2021年4月起担任主席)。Cepak女士于2021年12月至2025年1月被ONEOK,Inc.收购之前担任中游公司EnLink Midstream,LLC的董事,并于2019年9月至2023年被Baytex收购之前担任上游石油和天然气公司Ranger Oil Corporation的董事。Cepak女士于2017年8月至2018年10月在上游石油和天然气公司能源XXI Gulf Coast,Inc.担任首席财务官。Cepak女士于2015年1月至2017年6月期间担任KLR能源公司(以及在其业务合并后与上游石油和天然气公司Rosehill Resources Inc.合并)的首席财务官。Cepak女士于2015年10月至2016年10月担任Yates Petroleum Corporation的董事,该公司是一家私营的独立石油和天然气勘探和生产公司。Cepak女士在EPL Oil & Gas,Inc.担任了四年的首席财务官,并于2014年1月被进一步任命为执行副总裁,她一直担任这些职务,直到2014年6月EPL被出售。Cepak女士的职业生涯始于EPL,担任高级资产管理工程师,她一直担任该职位,直到2001年9月被任命为企业储备总监。Cepak女士于2006年4月被任命为EPL的投资者关系总监,并于2008年7月被任命为副总裁、财务主管和投资者关系。2009年7月,Cepak女士被任命为EPL的首席财务官,并于2009年9月被任命为高级副总裁。Cepak女士拥有超过25年的能源行业经验,在加入EPL之前,她是埃克森生产公司和埃克森美孚公司的高级油藏工程师,担任的运营职务包括油藏工程和墨西哥湾多个近海物业的地下完井工程。Cepak女士拥有伊利诺伊大学工程学学士学位和杜兰大学金融专业管理学工商管理硕士学位。


Tiffany Thom Cepak has served as a director of Patterson UTI since August 2014. Ms. Cepak has served as a director of Baytex Energy Corp., an upstream oil and gas company, since June 2023, as a director of California Resources Corporation, an upstream oil and gas company, since October 2020 (and as chair since April 2021). Ms. Cepak served as a director of EnLink Midstream, LLC, a midstream company, from December 2021 until its acquisition by ONEOK, Inc. in January 2025 and as a director of Ranger Oil Corporation, an upstream oil and gas company, from September 2019 until its acquisition by Baytex in 2023. Ms. Cepak served as the Chief Financial Officer of Energy XXI Gulf Coast, Inc., an upstream oil and gas company, from August 2017 to October 2018. Ms. Cepak served as the Chief Financial Officer of KLR Energy (and, subsequent to its business combination, Rosehill Resources Inc., an upstream oil and gas company) from January 2015 to June 2017. Ms. Cepak served as a director of Yates Petroleum Corporation, a privately owned, independent oil and gas exploration and production company, from October 2015 to October 2016. Ms. Cepak served four years as the Chief Financial Officer of EPL Oil & Gas, Inc., and was further appointed Executive Vice President in January 2014, and she served in those roles until June 2014, when EPL was sold. Ms. Cepak began her career with EPL as a Senior Asset Management Engineer, a position she held until she was appointed Director of Corporate Reserves in September 2001. Ms. Cepak was named EPL's Director of Investor Relations in April 2006 and Vice President, Treasurer and Investor Relations in July 2008. In July 2009, Ms. Cepak was designated as EPL's Principal Financial Officer and, in September 2009, she was appointed Senior Vice President. Ms. Cepak has more than 25 years of energy industry experience and prior to joining EPL, she was a Senior Reservoir Engineer with Exxon Production Company and ExxonMobil Company with operational roles including reservoir engineering and subsurface completion engineering for numerous offshore Gulf of Mexico properties. Ms. Cepak holds a B.S. in Engineering from the University of Illinois and a Masters of Business Administration in Management with a concentration in Finance from Tulane University.
Tiffany Thom Cepak自2014年8月起担任帕特森UTI的董事。Cepak女士自2023年6月起担任上游石油和天然气公司Baytex Energy Corp.的董事,自2020年10月起担任上游石油和天然气公司California Resources Corporation的董事(并自2021年4月起担任主席)。Cepak女士于2021年12月至2025年1月被ONEOK,Inc.收购之前担任中游公司EnLink Midstream,LLC的董事,并于2019年9月至2023年被Baytex收购之前担任上游石油和天然气公司Ranger Oil Corporation的董事。Cepak女士于2017年8月至2018年10月在上游石油和天然气公司能源XXI Gulf Coast,Inc.担任首席财务官。Cepak女士于2015年1月至2017年6月期间担任KLR能源公司(以及在其业务合并后与上游石油和天然气公司Rosehill Resources Inc.合并)的首席财务官。Cepak女士于2015年10月至2016年10月担任Yates Petroleum Corporation的董事,该公司是一家私营的独立石油和天然气勘探和生产公司。Cepak女士在EPL Oil & Gas,Inc.担任了四年的首席财务官,并于2014年1月被进一步任命为执行副总裁,她一直担任这些职务,直到2014年6月EPL被出售。Cepak女士的职业生涯始于EPL,担任高级资产管理工程师,她一直担任该职位,直到2001年9月被任命为企业储备总监。Cepak女士于2006年4月被任命为EPL的投资者关系总监,并于2008年7月被任命为副总裁、财务主管和投资者关系。2009年7月,Cepak女士被任命为EPL的首席财务官,并于2009年9月被任命为高级副总裁。Cepak女士拥有超过25年的能源行业经验,在加入EPL之前,她是埃克森生产公司和埃克森美孚公司的高级油藏工程师,担任的运营职务包括油藏工程和墨西哥湾多个近海物业的地下完井工程。Cepak女士拥有伊利诺伊大学工程学学士学位和杜兰大学金融专业管理学工商管理硕士学位。
Tiffany Thom Cepak has served as a director of Patterson UTI since August 2014. Ms. Cepak has served as a director of Baytex Energy Corp., an upstream oil and gas company, since June 2023, as a director of California Resources Corporation, an upstream oil and gas company, since October 2020 (and as chair since April 2021). Ms. Cepak served as a director of EnLink Midstream, LLC, a midstream company, from December 2021 until its acquisition by ONEOK, Inc. in January 2025 and as a director of Ranger Oil Corporation, an upstream oil and gas company, from September 2019 until its acquisition by Baytex in 2023. Ms. Cepak served as the Chief Financial Officer of Energy XXI Gulf Coast, Inc., an upstream oil and gas company, from August 2017 to October 2018. Ms. Cepak served as the Chief Financial Officer of KLR Energy (and, subsequent to its business combination, Rosehill Resources Inc., an upstream oil and gas company) from January 2015 to June 2017. Ms. Cepak served as a director of Yates Petroleum Corporation, a privately owned, independent oil and gas exploration and production company, from October 2015 to October 2016. Ms. Cepak served four years as the Chief Financial Officer of EPL Oil & Gas, Inc., and was further appointed Executive Vice President in January 2014, and she served in those roles until June 2014, when EPL was sold. Ms. Cepak began her career with EPL as a Senior Asset Management Engineer, a position she held until she was appointed Director of Corporate Reserves in September 2001. Ms. Cepak was named EPL's Director of Investor Relations in April 2006 and Vice President, Treasurer and Investor Relations in July 2008. In July 2009, Ms. Cepak was designated as EPL's Principal Financial Officer and, in September 2009, she was appointed Senior Vice President. Ms. Cepak has more than 25 years of energy industry experience and prior to joining EPL, she was a Senior Reservoir Engineer with Exxon Production Company and ExxonMobil Company with operational roles including reservoir engineering and subsurface completion engineering for numerous offshore Gulf of Mexico properties. Ms. Cepak holds a B.S. in Engineering from the University of Illinois and a Masters of Business Administration in Management with a concentration in Finance from Tulane University.
Julie Johnson Robertson

Julie J. Robertson自2022年4月起担任Patterson UTI的董事。Robertson女士自2019年1月起担任上游石油和天然气公司EOG能源,Inc.的董事,并自2021年11月起担任海上钻井承包商Seadrill Limited的董事。Robertson女士于2021年2月至2025年3月期间担任油田服务公司Superior Energy Services, Inc.的董事。Robertson女士自2020年5月起担任海上钻井承包商Noble Corporation PLC(“Noble”)的执行主席,直至2021年2月从Noble退休。此前,罗伯逊女士于2018年1月至2020年5月期间担任来宝公司董事会主席、总裁兼首席执行官。Robertson女士此前曾担任来宝及其子公司的其他各种管理职务,包括(i)2006年至2018年1月的执行副总裁,(ii)2001年至2006年的高级副总裁——行政,以及(iii)1996年至2001年的副总裁——行政。Robertson女士还从1993年起连续担任来宝公司的公司秘书,直到2018年担任董事长。Robertson女士于1979年加入来宝的前身子公司。Robertson女士拥有得克萨斯大学奥斯汀分校的新闻学学士学位,并于1998年成功完成了哈佛商学院高级管理课程。


Julie Johnson Robertson has served as a director of Patterson UTI since April 2022. Ms. Robertson has served as a director of EOG Resources, Inc., an upstream oil and gas company, since January 2019, and as a director of Seadrill Limited, an offshore drilling contractor, since November 2021. Ms. Robertson served as a director of Superior Energy Services, Inc., an oilfield services company, from February 2021 until March 2025. Ms. Robertson served in the role of Executive Chairman of Noble Corporation plc ("Noble"), an offshore drilling contractor, from May 2020 until her retirement from Noble in February 2021. Previously, Ms. Robertson served as Chairman of the Board, President and Chief Executive Officer of Noble from January 2018 until May 2020. Ms. Robertson previously served in various other management roles for Noble and its subsidiaries, including (i) Executive Vice President from 2006 to January 2018, (ii) Senior Vice President — Administration from 2001 to 2006 and (iii) Vice President — Administration from 1996 to 2001. Ms. Robertson also served continuously as Corporate Secretary of Noble from 1993 until assuming the Chairman's role in 2018. Ms. Robertson joined a predecessor subsidiary of Noble in 1979. Ms. Robertson holds a Bachelor of Journalism degree from the University of Texas at Austin and successfully completed the Harvard Business School Advanced Management Program in 1998.
Julie J. Robertson自2022年4月起担任Patterson UTI的董事。Robertson女士自2019年1月起担任上游石油和天然气公司EOG能源,Inc.的董事,并自2021年11月起担任海上钻井承包商Seadrill Limited的董事。Robertson女士于2021年2月至2025年3月期间担任油田服务公司Superior Energy Services, Inc.的董事。Robertson女士自2020年5月起担任海上钻井承包商Noble Corporation PLC(“Noble”)的执行主席,直至2021年2月从Noble退休。此前,罗伯逊女士于2018年1月至2020年5月期间担任来宝公司董事会主席、总裁兼首席执行官。Robertson女士此前曾担任来宝及其子公司的其他各种管理职务,包括(i)2006年至2018年1月的执行副总裁,(ii)2001年至2006年的高级副总裁——行政,以及(iii)1996年至2001年的副总裁——行政。Robertson女士还从1993年起连续担任来宝公司的公司秘书,直到2018年担任董事长。Robertson女士于1979年加入来宝的前身子公司。Robertson女士拥有得克萨斯大学奥斯汀分校的新闻学学士学位,并于1998年成功完成了哈佛商学院高级管理课程。
Julie Johnson Robertson has served as a director of Patterson UTI since April 2022. Ms. Robertson has served as a director of EOG Resources, Inc., an upstream oil and gas company, since January 2019, and as a director of Seadrill Limited, an offshore drilling contractor, since November 2021. Ms. Robertson served as a director of Superior Energy Services, Inc., an oilfield services company, from February 2021 until March 2025. Ms. Robertson served in the role of Executive Chairman of Noble Corporation plc ("Noble"), an offshore drilling contractor, from May 2020 until her retirement from Noble in February 2021. Previously, Ms. Robertson served as Chairman of the Board, President and Chief Executive Officer of Noble from January 2018 until May 2020. Ms. Robertson previously served in various other management roles for Noble and its subsidiaries, including (i) Executive Vice President from 2006 to January 2018, (ii) Senior Vice President — Administration from 2001 to 2006 and (iii) Vice President — Administration from 1996 to 2001. Ms. Robertson also served continuously as Corporate Secretary of Noble from 1993 until assuming the Chairman's role in 2018. Ms. Robertson joined a predecessor subsidiary of Noble in 1979. Ms. Robertson holds a Bachelor of Journalism degree from the University of Texas at Austin and successfully completed the Harvard Business School Advanced Management Program in 1998.
Janeen S. Judah

Janeen S. Judah自2018年4月起担任Patterson UTI的董事。Judah女士自2019年6月起担任上游石油和天然气投资公司私人控股的Aethon Energy III,LLC的董事,并自2020年8月起担任大学土地顾问委员会成员。Judah女士于2018年11月至2023年11月期间担任中游公司Crestwood Equity Partners LP的普通合伙人的董事,当时Crestwood被能源转换收购。Judah女士于2019年4月至2020年1月期间担任上游石油和天然气公司Jagged Peak Energy Inc.的董事,当时Jagged Peak被Parsley Energy收购。Judah女士在从雪佛龙借调时于2016年9月至2017年10月担任石油工程师协会会长,并于2003年至2006年以及2012年至2018年担任石油工程师协会董事会成员。Judah女士曾在雪佛龙担任多个领导职务,包括2010年8月至2016年9月担任雪佛龙南部非洲业务部总经理,2007年8月至2010年8月担任雪佛龙环境管理公司总裁,2004年6月至2007年8月担任雪佛龙能源技术公司油藏和生产工程总经理。在1998年加入雪佛龙之前,她曾在德士古和阿科担任过多个上游石油工程职位,从1981年在米德兰开始。Judah女士拥有得克萨斯农工大学石油工程理学学士和理学硕士学位、得克萨斯大学二叠纪盆地工商管理硕士学位和休斯顿大学法律中心法学博士学位。Judah女士是德克萨斯州的一名注册专业工程师,目前在德克萨斯A & M和休斯顿大学工程学院咨询委员会任职,自1996年以来一直是德克萨斯A & M石油工程行业委员会的成员。


Janeen S. Judah has served as a director of Patterson UTI since April 2018. Ms. Judah has served as a director for privately held Aethon Energy III, LLC, an upstream oil and gas investment firm, since June 2019, and as a member of the University Lands Advisory Board since August 2020. Ms. Judah served as a director of the general partner of Crestwood Equity Partners LP, a midstream company, from November 2018 to November 2023, when Crestwood was acquired by Energy Transfer. Ms. Judah served as a director of Jagged Peak Energy Inc., an upstream oil and gas company, from April 2019 to January 2020, when Jagged Peak was acquired by Parsley Energy. Ms. Judah served as the President of the Society of Petroleum Engineers from September 2016 to October 2017 while on secondment from Chevron, and as a member of the Board of Directors of the Society of Petroleum Engineers from 2003 to 2006 and from 2012 to 2018. Ms. Judah held numerous leadership positions at Chevron, including general manager for Chevron's Southern Africa business unit from August 2010 to September 2016, president of Chevron Environmental Management Company from August 2007 to August 2010 and general manager of reservoir and production engineering for Chevron Energy Technology Company from June 2004 to August 2007. Before joining Chevron in 1998, she held various upstream petroleum engineering positions for Texaco and Arco, starting in Midland in 1981. Ms. Judah holds Bachelor of Science and Masters of Science degrees in petroleum engineering from Texas A&M University, a Masters of Business Administration from the University of Texas of the Permian Basin and a Juris Doctorate from the University of Houston Law Center. Ms. Judah is a registered professional Engineer in Texas, currently serves on both the Texas A&M and University of Houston College of Engineering Advisory Councils, and has been a member of the Texas A&M Petroleum Engineering Industry Board since 1996.
Janeen S. Judah自2018年4月起担任Patterson UTI的董事。Judah女士自2019年6月起担任上游石油和天然气投资公司私人控股的Aethon Energy III,LLC的董事,并自2020年8月起担任大学土地顾问委员会成员。Judah女士于2018年11月至2023年11月期间担任中游公司Crestwood Equity Partners LP的普通合伙人的董事,当时Crestwood被能源转换收购。Judah女士于2019年4月至2020年1月期间担任上游石油和天然气公司Jagged Peak Energy Inc.的董事,当时Jagged Peak被Parsley Energy收购。Judah女士在从雪佛龙借调时于2016年9月至2017年10月担任石油工程师协会会长,并于2003年至2006年以及2012年至2018年担任石油工程师协会董事会成员。Judah女士曾在雪佛龙担任多个领导职务,包括2010年8月至2016年9月担任雪佛龙南部非洲业务部总经理,2007年8月至2010年8月担任雪佛龙环境管理公司总裁,2004年6月至2007年8月担任雪佛龙能源技术公司油藏和生产工程总经理。在1998年加入雪佛龙之前,她曾在德士古和阿科担任过多个上游石油工程职位,从1981年在米德兰开始。Judah女士拥有得克萨斯农工大学石油工程理学学士和理学硕士学位、得克萨斯大学二叠纪盆地工商管理硕士学位和休斯顿大学法律中心法学博士学位。Judah女士是德克萨斯州的一名注册专业工程师,目前在德克萨斯A & M和休斯顿大学工程学院咨询委员会任职,自1996年以来一直是德克萨斯A & M石油工程行业委员会的成员。
Janeen S. Judah has served as a director of Patterson UTI since April 2018. Ms. Judah has served as a director for privately held Aethon Energy III, LLC, an upstream oil and gas investment firm, since June 2019, and as a member of the University Lands Advisory Board since August 2020. Ms. Judah served as a director of the general partner of Crestwood Equity Partners LP, a midstream company, from November 2018 to November 2023, when Crestwood was acquired by Energy Transfer. Ms. Judah served as a director of Jagged Peak Energy Inc., an upstream oil and gas company, from April 2019 to January 2020, when Jagged Peak was acquired by Parsley Energy. Ms. Judah served as the President of the Society of Petroleum Engineers from September 2016 to October 2017 while on secondment from Chevron, and as a member of the Board of Directors of the Society of Petroleum Engineers from 2003 to 2006 and from 2012 to 2018. Ms. Judah held numerous leadership positions at Chevron, including general manager for Chevron's Southern Africa business unit from August 2010 to September 2016, president of Chevron Environmental Management Company from August 2007 to August 2010 and general manager of reservoir and production engineering for Chevron Energy Technology Company from June 2004 to August 2007. Before joining Chevron in 1998, she held various upstream petroleum engineering positions for Texaco and Arco, starting in Midland in 1981. Ms. Judah holds Bachelor of Science and Masters of Science degrees in petroleum engineering from Texas A&M University, a Masters of Business Administration from the University of Texas of the Permian Basin and a Juris Doctorate from the University of Houston Law Center. Ms. Judah is a registered professional Engineer in Texas, currently serves on both the Texas A&M and University of Houston College of Engineering Advisory Councils, and has been a member of the Texas A&M Petroleum Engineering Industry Board since 1996.
Amy H. Nelson

Amy H. Nelson自2023年9月起担任Patterson UTI的董事。Nelson女士于2019年10月至2023年9月担任NexTier董事会成员。她还是Greenridge Advisors,LLC的总裁,该公司是她于2007年创立的一家能源服务和设备咨询公司,专注于企业和产品线战略的开发、执行和融资。Nelson女士就战略制定、资本分配、收购评估和基础设施开发向客户提供建议。她的客户涵盖了广泛的油田服务、产品和地理市场。她还于2019年7月加入螺旋能源董事会及其审计委员会,并于2020年5月开始担任审计委员会主席。Nelson女士于2014年2月至2024年5月期间担任APA公司董事会成员。Nelson女士的职业生涯始于Amoco Production Company,担任过各种工程、项目管理和规划职务。从2000年到2007年,Nelson女士担任SCF Partners的副总裁,这是一家专注于油田服务和设备的私募股权公司,在那里她专注于投资策略、投资执行和投资组合公司管理。在SCF Partners和Greenridge Advisors任职期间,Nelson女士曾在多家私营公司的董事会任职。纳尔逊女士的职业生涯致力于为石油和天然气行业的公司服务。


Amy H. Nelson has served as a director of Patterson UTI since September 2023. Ms. Nelson served as a member of NexTier's board of directors from October 2019 to September 2023. She is also the president of Greenridge Advisors, LLC, which she founded in 2007 as an energy services and equipment consulting firm focused on the development, execution, and financing of corporate and product line strategies. Ms. Nelson advises her clients on strategy development, capital allocation, acquisition evaluation and infrastructure development. Her clients span a broad range of oilfield service, product and geographic markets. She also joined the Helix Energy Solutions Group, Inc. board of directors and its audit committee in July of 2019, and in May of 2020 began serving as the chair of the audit committee. Ms. Nelson served as a member of APA Corporation's board of directors from February 2014 until May 2024. Ms. Nelson began her career at Amoco Production Company in a variety of engineering, project management and planning roles. From 2000 to 2007, Ms. Nelson served as a vice president of SCF Partners, an oilfield service and equipment focused private equity firm, where she concentrated on investment strategy, investment execution and portfolio company management. During her tenure at SCF Partners and Greenridge Advisors, Ms. Nelson has served on the board of directors of several private companies. Ms. Nelson has devoted her career to serving companies in the oil and gas industry.
Amy H. Nelson自2023年9月起担任Patterson UTI的董事。Nelson女士于2019年10月至2023年9月担任NexTier董事会成员。她还是Greenridge Advisors,LLC的总裁,该公司是她于2007年创立的一家能源服务和设备咨询公司,专注于企业和产品线战略的开发、执行和融资。Nelson女士就战略制定、资本分配、收购评估和基础设施开发向客户提供建议。她的客户涵盖了广泛的油田服务、产品和地理市场。她还于2019年7月加入螺旋能源董事会及其审计委员会,并于2020年5月开始担任审计委员会主席。Nelson女士于2014年2月至2024年5月期间担任APA公司董事会成员。Nelson女士的职业生涯始于Amoco Production Company,担任过各种工程、项目管理和规划职务。从2000年到2007年,Nelson女士担任SCF Partners的副总裁,这是一家专注于油田服务和设备的私募股权公司,在那里她专注于投资策略、投资执行和投资组合公司管理。在SCF Partners和Greenridge Advisors任职期间,Nelson女士曾在多家私营公司的董事会任职。纳尔逊女士的职业生涯致力于为石油和天然气行业的公司服务。
Amy H. Nelson has served as a director of Patterson UTI since September 2023. Ms. Nelson served as a member of NexTier's board of directors from October 2019 to September 2023. She is also the president of Greenridge Advisors, LLC, which she founded in 2007 as an energy services and equipment consulting firm focused on the development, execution, and financing of corporate and product line strategies. Ms. Nelson advises her clients on strategy development, capital allocation, acquisition evaluation and infrastructure development. Her clients span a broad range of oilfield service, product and geographic markets. She also joined the Helix Energy Solutions Group, Inc. board of directors and its audit committee in July of 2019, and in May of 2020 began serving as the chair of the audit committee. Ms. Nelson served as a member of APA Corporation's board of directors from February 2014 until May 2024. Ms. Nelson began her career at Amoco Production Company in a variety of engineering, project management and planning roles. From 2000 to 2007, Ms. Nelson served as a vice president of SCF Partners, an oilfield service and equipment focused private equity firm, where she concentrated on investment strategy, investment execution and portfolio company management. During her tenure at SCF Partners and Greenridge Advisors, Ms. Nelson has served on the board of directors of several private companies. Ms. Nelson has devoted her career to serving companies in the oil and gas industry.
Gary M. Halverson

Gary M. Halverson自2023年9月起担任帕特森UTI的董事。Halverson先生于2016年9月至2023年9月期间担任NexTier董事会成员。2016年,Halverson先生成为专注于能源投资的私募股权公司First Reserve的高级顾问,以及商业房地产公司360 Development Partners的合伙人。在2016年将Cameron International Corporation出售给斯伦贝谢之前,Halverson先生曾在2014年至2016年期间担任集团钻井和生产系统总裁以及卡梅隆国际公司的高级副总裁。他在卡梅伦拥有超过38年的行业经验,曾在美国、拉丁美洲和亚洲担任过各种领导职务。Halverson先生目前担任美国石油协会特别项目总委员会的董事、油井控制协会董事会的董事、FlexSteel Pipeline Technologies,Inc.董事会的董事,并且是美国出席世界石油大会的代表。Halverson先生此前曾担任石油设备供应商协会董事会主席。


Gary M. Halverson has served as a director of Patterson UTI since September 2023. Mr. Halverson served as a member of NexTier's board of directors from September 2016 to September 2023. In 2016, Mr. Halverson became a Senior Advisor at First Reserve, a private equity firm that focuses on energy investments, and a Partner at 360 Development Partners, a commercial real estate firm. Mr. Halverson was formerly Group President of Drilling and Production Systems and Senior Vice President at Cameron International Corporation from 2014 to 2016 prior to its sale to Schlumberger in 2016. He has over 38 years of industry experience with Cameron, where he worked in various leadership roles across the U.S., Latin America and Asia. Mr. Halverson currently serves as a director on the board of the General Committee of Special Programs of the American Petroleum Institute, as a director on the board of the Well Control Institute, as a director on the board of FlexSteel Pipeline Technologies, Inc. and was the U.S. delegate to the World Petroleum Congress. Mr. Halverson previously served as Chairman of the Board of Directors of the Petroleum Equipment Suppliers Association.
Gary M. Halverson自2023年9月起担任帕特森UTI的董事。Halverson先生于2016年9月至2023年9月期间担任NexTier董事会成员。2016年,Halverson先生成为专注于能源投资的私募股权公司First Reserve的高级顾问,以及商业房地产公司360 Development Partners的合伙人。在2016年将Cameron International Corporation出售给斯伦贝谢之前,Halverson先生曾在2014年至2016年期间担任集团钻井和生产系统总裁以及卡梅隆国际公司的高级副总裁。他在卡梅伦拥有超过38年的行业经验,曾在美国、拉丁美洲和亚洲担任过各种领导职务。Halverson先生目前担任美国石油协会特别项目总委员会的董事、油井控制协会董事会的董事、FlexSteel Pipeline Technologies,Inc.董事会的董事,并且是美国出席世界石油大会的代表。Halverson先生此前曾担任石油设备供应商协会董事会主席。
Gary M. Halverson has served as a director of Patterson UTI since September 2023. Mr. Halverson served as a member of NexTier's board of directors from September 2016 to September 2023. In 2016, Mr. Halverson became a Senior Advisor at First Reserve, a private equity firm that focuses on energy investments, and a Partner at 360 Development Partners, a commercial real estate firm. Mr. Halverson was formerly Group President of Drilling and Production Systems and Senior Vice President at Cameron International Corporation from 2014 to 2016 prior to its sale to Schlumberger in 2016. He has over 38 years of industry experience with Cameron, where he worked in various leadership roles across the U.S., Latin America and Asia. Mr. Halverson currently serves as a director on the board of the General Committee of Special Programs of the American Petroleum Institute, as a director on the board of the Well Control Institute, as a director on the board of FlexSteel Pipeline Technologies, Inc. and was the U.S. delegate to the World Petroleum Congress. Mr. Halverson previously served as Chairman of the Board of Directors of the Petroleum Equipment Suppliers Association.
Cesar Jaime

Cesar Jaime自2022年4月起担任Patterson UTI的董事。Jaime先生曾于2014年至2022年担任Summum Group Ltd的董事会成员,该公司是哥伦比亚、墨西哥和秘鲁的油井服务和石油和天然气工程与建设供应商。Jaime先生曾在2014年至2019年期间担任哥伦比亚可再生能源开发商LAREIF的董事会成员。Jaime先生曾在1981年至2010年期间担任斯伦贝谢的多个管理职位,包括在2008年至2010年期间担任斯伦贝谢拉丁美洲业务总裁。自2019年以来,Jaime先生一直在Alliance Schlumberger的董事会任职,该组织是一家将前斯伦贝谢工程师归为一类的非营利组织。Jaime先生拥有哥伦比亚波哥大Pontificia Universidad Javeriana的电气工程理学学士学位。


Cesar Jaime has served as a director of Patterson UTI since April 2022. Mr. Jaime previously served on the board of Summum Group Ltd, a provider of well servicing and oil and gas engineering and construction in Colombia, Mexico and Peru, from 2014 to 2022. Mr. Jaime previously served on the board of LAREIF, a renewable energy developer in Colombia, from 2014 to 2019. Mr. Jaime served in various management positions at Schlumberger between 1981 and 2010, including serving as President of Schlumberger's Latin America business from 2008 to 2010. Mr. Jaime has served on the board of Alliance Schlumberger, a non profit organization grouping former Schlumberger engineers, since 2019. Mr. Jaime holds a Bachelor of Science degree in electrical engineering from Pontificia Universidad Javeriana in Bogotá, Colombia.
Cesar Jaime自2022年4月起担任Patterson UTI的董事。Jaime先生曾于2014年至2022年担任Summum Group Ltd的董事会成员,该公司是哥伦比亚、墨西哥和秘鲁的油井服务和石油和天然气工程与建设供应商。Jaime先生曾在2014年至2019年期间担任哥伦比亚可再生能源开发商LAREIF的董事会成员。Jaime先生曾在1981年至2010年期间担任斯伦贝谢的多个管理职位,包括在2008年至2010年期间担任斯伦贝谢拉丁美洲业务总裁。自2019年以来,Jaime先生一直在Alliance Schlumberger的董事会任职,该组织是一家将前斯伦贝谢工程师归为一类的非营利组织。Jaime先生拥有哥伦比亚波哥大Pontificia Universidad Javeriana的电气工程理学学士学位。
Cesar Jaime has served as a director of Patterson UTI since April 2022. Mr. Jaime previously served on the board of Summum Group Ltd, a provider of well servicing and oil and gas engineering and construction in Colombia, Mexico and Peru, from 2014 to 2022. Mr. Jaime previously served on the board of LAREIF, a renewable energy developer in Colombia, from 2014 to 2019. Mr. Jaime served in various management positions at Schlumberger between 1981 and 2010, including serving as President of Schlumberger's Latin America business from 2008 to 2010. Mr. Jaime has served on the board of Alliance Schlumberger, a non profit organization grouping former Schlumberger engineers, since 2019. Mr. Jaime holds a Bachelor of Science degree in electrical engineering from Pontificia Universidad Javeriana in Bogotá, Colombia.
William A. Hendricks, Jr.

William A. Hendricks,Jr.自2012年10月起担任Patterson UTI总裁兼首席执行官,自2017年6月起担任Patterson UTI董事。2012年4月至2012年9月,担任Patterson UTI首席运营官。在加入Patterson UTI之前,Hendricks先生曾在斯伦贝谢的多个职位上工作了24年,他最后一次担任的是钻井部门总裁,曾在世界各地的能源行业、海上和陆上生活和工作,有时用西班牙语和法语开展业务。作为Patterson UTI的首席执行官,他专注于通过对人员和技术的投资实现转型,通过战略收购实现增长,改善招聘和领导层发展,同时也提高了公司的可持续发展地位。Hendricks先生就读于德克萨斯农工大学,获得石油工程理学学士学位,随后开始了他的职业生涯,为Ocean Drilling & Exploration Company(目前为戴蒙德海底钻探)在墨西哥湾的海上钻井平台工作。亨德里克斯先生是国际钻井承包商协会的前任主席、IADC 2021年年度承包商、石油工程师协会成员、CNBC的能源撰稿人,并曾在华盛顿特区的美国参议院能源和自然资源委员会就能源事务作证。


William A. Hendricks, Jr. has served as President and Chief Executive Officer of Patterson UTI since October 2012 and as a director of Patterson UTI since June 2017. From April 2012 through September 2012, he served as Chief Operating Officer of Patterson UTI. Prior to Patterson UTI, Mr. Hendricks worked in a number of positions at Schlumberger for 24 years, where he last served as a drilling division President, having lived and worked around the world in the energy industry, offshore and onshore, and conducting business at times in Spanish and French. As CEO at Patterson UTI, he has focused on transformation through investments in people and technology, growth through strategic acquisitions, improving recruiting and leadership development and also enhancing the company's sustainability position. Mr. Hendricks attended Texas A&M University, receiving a Bachelor of Science degree in Petroleum Engineering, and then began his career working on an offshore drilling rig in the Gulf of Mexico for Ocean Drilling & Exploration Company (currently Diamond Offshore). Mr. Hendricks is a past Chairman of the International Association of Drilling Contractors, IADC Contractor of the Year in 2021, a member of the Society of Petroleum Engineers, an energy contributor on CNBC and has testified on energy matters with the U.S. Senate Committee on Energy and Natural Resources in Washington D.C.
William A. Hendricks,Jr.自2012年10月起担任Patterson UTI总裁兼首席执行官,自2017年6月起担任Patterson UTI董事。2012年4月至2012年9月,担任Patterson UTI首席运营官。在加入Patterson UTI之前,Hendricks先生曾在斯伦贝谢的多个职位上工作了24年,他最后一次担任的是钻井部门总裁,曾在世界各地的能源行业、海上和陆上生活和工作,有时用西班牙语和法语开展业务。作为Patterson UTI的首席执行官,他专注于通过对人员和技术的投资实现转型,通过战略收购实现增长,改善招聘和领导层发展,同时也提高了公司的可持续发展地位。Hendricks先生就读于德克萨斯农工大学,获得石油工程理学学士学位,随后开始了他的职业生涯,为Ocean Drilling & Exploration Company(目前为戴蒙德海底钻探)在墨西哥湾的海上钻井平台工作。亨德里克斯先生是国际钻井承包商协会的前任主席、IADC 2021年年度承包商、石油工程师协会成员、CNBC的能源撰稿人,并曾在华盛顿特区的美国参议院能源和自然资源委员会就能源事务作证。
William A. Hendricks, Jr. has served as President and Chief Executive Officer of Patterson UTI since October 2012 and as a director of Patterson UTI since June 2017. From April 2012 through September 2012, he served as Chief Operating Officer of Patterson UTI. Prior to Patterson UTI, Mr. Hendricks worked in a number of positions at Schlumberger for 24 years, where he last served as a drilling division President, having lived and worked around the world in the energy industry, offshore and onshore, and conducting business at times in Spanish and French. As CEO at Patterson UTI, he has focused on transformation through investments in people and technology, growth through strategic acquisitions, improving recruiting and leadership development and also enhancing the company's sustainability position. Mr. Hendricks attended Texas A&M University, receiving a Bachelor of Science degree in Petroleum Engineering, and then began his career working on an offshore drilling rig in the Gulf of Mexico for Ocean Drilling & Exploration Company (currently Diamond Offshore). Mr. Hendricks is a past Chairman of the International Association of Drilling Contractors, IADC Contractor of the Year in 2021, a member of the Society of Petroleum Engineers, an energy contributor on CNBC and has testified on energy matters with the U.S. Senate Committee on Energy and Natural Resources in Washington D.C.
James C. Stewart

James C. Stewart自2023年9月起担任Patterson UTI的董事。Stewart先生在2011年3月至2023年9月期间担任Keane's以及随后的NexTier董事会成员。他于2011年3月加入Keane(NexTier的前身),担任董事长兼首席执行官,并于2018年8月至2019年10月担任执行董事长。自2023年10月以来,Stewart先生一直担任One X的首席执行官,该公司是一家回流、生产和沙子管理以及压力控制设备租赁和相关服务的供应商。在加入基恩之前,2007年至2009年,他曾担任一家私营国际钻井公司的总裁兼首席执行官。2006年至2007年,Stewart先生担任威德福 International PLC的综合钻井服务副总裁,该公司总部位于伦敦和迪拜,在那里他创建并管理了一个全球业务部门,其中包括一个50钻机国际陆地合同钻井集团和一个全球项目管理团队。斯图尔特先生的职业生涯始于斯伦贝谢有限公司,在22年的时间里,他在该公司担任过全球各地的高级领导职务。


James C. Stewart has served as a director of Patterson UTI since September 2023. Mr. Stewart served as a member of Keane's and, subsequently, NexTier's board of directors from March 2011 to September 2023. He joined Keane (predecessor to NexTier) in March 2011 as Chairman and Chief Executive Officer and served as Executive Chairman from August 2018 to October 2019. Mr. Stewart has served as Chief Executive Officer of One X, a provider of flowback, production and sand management, and pressure control equipment rentals and associated services, since October 2023. Prior to joining Keane, from 2007 to 2009, he served as the President and Chief Executive Officer of a privately held international drilling company. From 2006 to 2007, Mr. Stewart served as Vice President of Integrated Drilling Services for Weatherford International plc, based in London and Dubai, where he created and managed a global business unit that included a 50 rig international land contract drilling group and a global project management team. Mr. Stewart began his career with Schlumberger Limited, where he held senior leadership positions across the globe over the span of 22 years.
James C. Stewart自2023年9月起担任Patterson UTI的董事。Stewart先生在2011年3月至2023年9月期间担任Keane's以及随后的NexTier董事会成员。他于2011年3月加入Keane(NexTier的前身),担任董事长兼首席执行官,并于2018年8月至2019年10月担任执行董事长。自2023年10月以来,Stewart先生一直担任One X的首席执行官,该公司是一家回流、生产和沙子管理以及压力控制设备租赁和相关服务的供应商。在加入基恩之前,2007年至2009年,他曾担任一家私营国际钻井公司的总裁兼首席执行官。2006年至2007年,Stewart先生担任威德福 International PLC的综合钻井服务副总裁,该公司总部位于伦敦和迪拜,在那里他创建并管理了一个全球业务部门,其中包括一个50钻机国际陆地合同钻井集团和一个全球项目管理团队。斯图尔特先生的职业生涯始于斯伦贝谢有限公司,在22年的时间里,他在该公司担任过全球各地的高级领导职务。
James C. Stewart has served as a director of Patterson UTI since September 2023. Mr. Stewart served as a member of Keane's and, subsequently, NexTier's board of directors from March 2011 to September 2023. He joined Keane (predecessor to NexTier) in March 2011 as Chairman and Chief Executive Officer and served as Executive Chairman from August 2018 to October 2019. Mr. Stewart has served as Chief Executive Officer of One X, a provider of flowback, production and sand management, and pressure control equipment rentals and associated services, since October 2023. Prior to joining Keane, from 2007 to 2009, he served as the President and Chief Executive Officer of a privately held international drilling company. From 2006 to 2007, Mr. Stewart served as Vice President of Integrated Drilling Services for Weatherford International plc, based in London and Dubai, where he created and managed a global business unit that included a 50 rig international land contract drilling group and a global project management team. Mr. Stewart began his career with Schlumberger Limited, where he held senior leadership positions across the globe over the span of 22 years.
Julie J. Robertson

Julie J. Robertson自2022年4月起担任Patterson UTI的董事。Robertson女士自2019年1月起担任上游石油和天然气公司EOG能源,Inc.的董事,并自2021年11月起担任海上钻井承包商Seadrill Limited的董事。Robertson女士于2021年2月至2025年3月期间担任油田服务公司Superior Energy Services, Inc.的董事。Robertson女士自2020年5月起担任海上钻井承包商Noble Corporation PLC(“Noble”)的执行主席,直至2021年2月从Noble退休。此前,罗伯逊女士曾于2018年1月至2020年5月期间担任来宝的董事会主席、总裁兼首席执行官。Robertson女士此前曾担任来宝及其子公司的其他各种管理职务,包括(i)2006年至2018年1月的执行副总裁,(ii)2001年至2006年的高级副总裁——行政,以及(iii)1996年至2001年的副总裁——行政。Robertson女士还从1993年起连续担任来宝公司的公司秘书,直到2018年担任董事长。Robertson女士于1979年加入来宝的前身子公司。Robertson女士拥有得克萨斯大学奥斯汀分校的新闻学学士学位,并于1998年成功完成了哈佛商学院高级管理课程。


Julie J. Robertson has served as a director of Patterson UTI since April 2022. Ms. Robertson has served as a director of EOG Resources, Inc., an upstream oil and gas company, since January 2019, and as a director of Seadrill Limited, an offshore drilling contractor, since November 2021. Ms. Robertson served as a director of Superior Energy Services, Inc., an oilfield services company, from February 2021 until March 2025. Ms. Robertson served in the role of Executive Chairman of Noble Corporation plc ("Noble"), an offshore drilling contractor, from May 2020 until her retirement from Noble in February 2021. Previously, Ms. Robertson served as Chairman of the Board, President and Chief Executive Officer of Noble from January 2018 until May 2020. Ms. Robertson previously served in various other management roles for Noble and its subsidiaries, including (i) Executive Vice President from 2006 to January 2018, (ii) Senior Vice President — Administration from 2001 to 2006 and (iii) Vice President — Administration from 1996 to 2001. Ms. Robertson also served continuously as Corporate Secretary of Noble from 1993 until assuming the Chairman's role in 2018. Ms. Robertson joined a predecessor subsidiary of Noble in 1979. Ms. Robertson holds a Bachelor of Journalism degree from the University of Texas at Austin and successfully completed the Harvard Business School Advanced Management Program in 1998.
Julie J. Robertson自2022年4月起担任Patterson UTI的董事。Robertson女士自2019年1月起担任上游石油和天然气公司EOG能源,Inc.的董事,并自2021年11月起担任海上钻井承包商Seadrill Limited的董事。Robertson女士于2021年2月至2025年3月期间担任油田服务公司Superior Energy Services, Inc.的董事。Robertson女士自2020年5月起担任海上钻井承包商Noble Corporation PLC(“Noble”)的执行主席,直至2021年2月从Noble退休。此前,罗伯逊女士曾于2018年1月至2020年5月期间担任来宝的董事会主席、总裁兼首席执行官。Robertson女士此前曾担任来宝及其子公司的其他各种管理职务,包括(i)2006年至2018年1月的执行副总裁,(ii)2001年至2006年的高级副总裁——行政,以及(iii)1996年至2001年的副总裁——行政。Robertson女士还从1993年起连续担任来宝公司的公司秘书,直到2018年担任董事长。Robertson女士于1979年加入来宝的前身子公司。Robertson女士拥有得克萨斯大学奥斯汀分校的新闻学学士学位,并于1998年成功完成了哈佛商学院高级管理课程。
Julie J. Robertson has served as a director of Patterson UTI since April 2022. Ms. Robertson has served as a director of EOG Resources, Inc., an upstream oil and gas company, since January 2019, and as a director of Seadrill Limited, an offshore drilling contractor, since November 2021. Ms. Robertson served as a director of Superior Energy Services, Inc., an oilfield services company, from February 2021 until March 2025. Ms. Robertson served in the role of Executive Chairman of Noble Corporation plc ("Noble"), an offshore drilling contractor, from May 2020 until her retirement from Noble in February 2021. Previously, Ms. Robertson served as Chairman of the Board, President and Chief Executive Officer of Noble from January 2018 until May 2020. Ms. Robertson previously served in various other management roles for Noble and its subsidiaries, including (i) Executive Vice President from 2006 to January 2018, (ii) Senior Vice President — Administration from 2001 to 2006 and (iii) Vice President — Administration from 1996 to 2001. Ms. Robertson also served continuously as Corporate Secretary of Noble from 1993 until assuming the Chairman's role in 2018. Ms. Robertson joined a predecessor subsidiary of Noble in 1979. Ms. Robertson holds a Bachelor of Journalism degree from the University of Texas at Austin and successfully completed the Harvard Business School Advanced Management Program in 1998.
Curtis W. Huff

Curtis W. Huff,2001年5月起,担任Patterson-UTI的董事;1997年至2001年5月,担任UTI的董事。他是Intervale Capital的联合创始人、顾问,这是他在2006年创办的油田服务业私募股权投资公司。他也是Freebird Investments LLC的总裁、首席执行官,这是他在2002年创办的私营的家庭办公室投资公司。他还担任Impact Fluid Solutions LLC的首席执行官,该公司为石油和天然气经营公司与流体公司提供钻井和生产解决方案。2001年2月至2002年6月,他担任Grant Prideco的总裁、首席执行官,这是钻杆和其它钻具产品的供应商。2000年1月至2001年2月,他担任Weatherford International的执行副总裁、首席财务官、法律总顾问,这是全世界最大的国际性油田服务公司之一。1998年5月至2000年1月,他担任Weatherford的高级副总裁、法律总顾问。1983年,职业生涯之初,他任职于律师事务所Fulbright & Jaworski L.L.P.,专门从事公司、证券、并购方面的事务。1989年,他成为该公司的合伙人,直到1998年他加入Weatherford。他以优异的成绩获得了University of New Mexico的学士学位、法律博士学位,成为Order of the Coif的一员,并在New York University School of Law获得法律硕士学位。


Curtis W. Huff has served as Chairman of the Board of Patterson UTI since June 2020, as a director of Patterson UTI since May 2001 and served as a director of UTI Energy Corp. ("UTI") from 1997 to May 2001. Mr. Huff is owner and Chairman of Freebird Partners, a private investment firm created in 2002 that is focused on new technologies, energy, digital and sustainability. Mr. Huff serves as a director at various of Freebird's private portfolio companies, including Corva AI, an oilfield services software solutions company, FSubsea AS, a subsea pump provider, and Flocean AS, a subsea desalination technology company where he is Chairman. Previously, Mr. Huff served as the President and Chief Executive Officer of Grant Prideco, Inc., the world's largest provider of drill pipe and other drill stem products, Executive Vice President, Chief Financial Officer and General Counsel of Weatherford International, Inc., one of the world's largest international oilfield services companies, and co founded Intervale Capital, an oilfield service private equity company. Mr. Huff began his professional career in 1983 with the law firm of Norton Rose Fulbright US LLP where he was a partner and specialized in corporate, securities and merger and acquisition matters. Mr. Huff holds a Bachelor of Arts degree and J.D. from the University of New Mexico, where he graduated as a member of the Order of the Coif and cum laude, and a Masters of Law from New York University School of Law. Mr. Huff serves on the Boards of the University of New Mexico Foundation, the Alley Theatre and the Hobby School of Public Affairs at the University of Houston and is actively involved with various charities, including the University of St. Thomas, Houston and the Houston Food Bank.
Curtis W. Huff,2001年5月起,担任Patterson-UTI的董事;1997年至2001年5月,担任UTI的董事。他是Intervale Capital的联合创始人、顾问,这是他在2006年创办的油田服务业私募股权投资公司。他也是Freebird Investments LLC的总裁、首席执行官,这是他在2002年创办的私营的家庭办公室投资公司。他还担任Impact Fluid Solutions LLC的首席执行官,该公司为石油和天然气经营公司与流体公司提供钻井和生产解决方案。2001年2月至2002年6月,他担任Grant Prideco的总裁、首席执行官,这是钻杆和其它钻具产品的供应商。2000年1月至2001年2月,他担任Weatherford International的执行副总裁、首席财务官、法律总顾问,这是全世界最大的国际性油田服务公司之一。1998年5月至2000年1月,他担任Weatherford的高级副总裁、法律总顾问。1983年,职业生涯之初,他任职于律师事务所Fulbright & Jaworski L.L.P.,专门从事公司、证券、并购方面的事务。1989年,他成为该公司的合伙人,直到1998年他加入Weatherford。他以优异的成绩获得了University of New Mexico的学士学位、法律博士学位,成为Order of the Coif的一员,并在New York University School of Law获得法律硕士学位。
Curtis W. Huff has served as Chairman of the Board of Patterson UTI since June 2020, as a director of Patterson UTI since May 2001 and served as a director of UTI Energy Corp. ("UTI") from 1997 to May 2001. Mr. Huff is owner and Chairman of Freebird Partners, a private investment firm created in 2002 that is focused on new technologies, energy, digital and sustainability. Mr. Huff serves as a director at various of Freebird's private portfolio companies, including Corva AI, an oilfield services software solutions company, FSubsea AS, a subsea pump provider, and Flocean AS, a subsea desalination technology company where he is Chairman. Previously, Mr. Huff served as the President and Chief Executive Officer of Grant Prideco, Inc., the world's largest provider of drill pipe and other drill stem products, Executive Vice President, Chief Financial Officer and General Counsel of Weatherford International, Inc., one of the world's largest international oilfield services companies, and co founded Intervale Capital, an oilfield service private equity company. Mr. Huff began his professional career in 1983 with the law firm of Norton Rose Fulbright US LLP where he was a partner and specialized in corporate, securities and merger and acquisition matters. Mr. Huff holds a Bachelor of Arts degree and J.D. from the University of New Mexico, where he graduated as a member of the Order of the Coif and cum laude, and a Masters of Law from New York University School of Law. Mr. Huff serves on the Boards of the University of New Mexico Foundation, the Alley Theatre and the Hobby School of Public Affairs at the University of Houston and is actively involved with various charities, including the University of St. Thomas, Houston and the Houston Food Bank.
William Andrew Hendricks, Jr.

William Andrew Hendricks, Jr.,2012年10月起,担任Patterson-UTI的总裁、首席执行官。2012年4月至2012年9月,他担任Patterson-UTI的首席运营官。2010年5月至2012年3月,他担任Schlumberger Drilling & Measurements的总裁,这是全球性油田服务公司Schlumberger Limited的分部。此前,1988年以来,他曾任职于Schlumberger世界各地的多个部门,其中包括从2003年起担任过许多的行政职务。他获得了Texas A&M University的石油工程学士学位。


William Andrew Hendricks, Jr. - Mr. Hendricks has served as President and Chief Executive Officer of Patterson-UTI since October 2012. From April 2012 through September 2012 he served as Chief Operating Officer of Patterson-UTI. From May 2010 through March 2012 Mr. Hendricks served as President of Schlumberger Drilling & Measurements, a division of Schlumberger Limited, a global provider of oilfield services. Prior to that date, Mr. Hendricks worked for Schlumberger in various worldwide locations and capacities since 1988 including serving in numerous executive positions since 2003. Mr. Hendricks holds a Bachelor of Science in Petroleum Engineering from Texas A&M University.
William Andrew Hendricks, Jr.,2012年10月起,担任Patterson-UTI的总裁、首席执行官。2012年4月至2012年9月,他担任Patterson-UTI的首席运营官。2010年5月至2012年3月,他担任Schlumberger Drilling & Measurements的总裁,这是全球性油田服务公司Schlumberger Limited的分部。此前,1988年以来,他曾任职于Schlumberger世界各地的多个部门,其中包括从2003年起担任过许多的行政职务。他获得了Texas A&M University的石油工程学士学位。
William Andrew Hendricks, Jr. - Mr. Hendricks has served as President and Chief Executive Officer of Patterson-UTI since October 2012. From April 2012 through September 2012 he served as Chief Operating Officer of Patterson-UTI. From May 2010 through March 2012 Mr. Hendricks served as President of Schlumberger Drilling & Measurements, a division of Schlumberger Limited, a global provider of oilfield services. Prior to that date, Mr. Hendricks worked for Schlumberger in various worldwide locations and capacities since 1988 including serving in numerous executive positions since 2003. Mr. Hendricks holds a Bachelor of Science in Petroleum Engineering from Texas A&M University.
Amy H. Nelson

Amy H. Nelson是格林里奇顾问有限公司(Greenridge Advisors,LLC)的总裁,她于2007年成立,是一家能源服务和设备咨询公司,致力于发展战略的制定,执行和融资。 尼尔森女士为客户提供战略发展,资本配置,收购评估和基础设施发展方面的建议。 她的客户遍布油田服务,产品和地理市场。2000年至2007年,尼尔森女士担任SCF Partners的副总裁,SCF Partners是一家专注于油田服务和设备的私募股权公司,她专注于投资策略, 投资执行和投资组合公司的管理。从1992年到1998年,尼尔森女士在Amoco Production Company担任计划,项目管理和工程职务。


Amy H. Nelson,Former Board of Directors,National Association of Corporate Directors (NACD) TriCities Chapter.Private company board roles during tenures at SCF Partners and Greenridge Advisors.Greenridge Advisors,LLC,2007-present;Founder,President.SCF Partners,2000-2007;Vice President.Amoco Production Company,1992-1998;Various roles in planning,project management,and engineering.
Amy H. Nelson是格林里奇顾问有限公司(Greenridge Advisors,LLC)的总裁,她于2007年成立,是一家能源服务和设备咨询公司,致力于发展战略的制定,执行和融资。 尼尔森女士为客户提供战略发展,资本配置,收购评估和基础设施发展方面的建议。 她的客户遍布油田服务,产品和地理市场。2000年至2007年,尼尔森女士担任SCF Partners的副总裁,SCF Partners是一家专注于油田服务和设备的私募股权公司,她专注于投资策略, 投资执行和投资组合公司的管理。从1992年到1998年,尼尔森女士在Amoco Production Company担任计划,项目管理和工程职务。
Amy H. Nelson,Former Board of Directors,National Association of Corporate Directors (NACD) TriCities Chapter.Private company board roles during tenures at SCF Partners and Greenridge Advisors.Greenridge Advisors,LLC,2007-present;Founder,President.SCF Partners,2000-2007;Vice President.Amoco Production Company,1992-1998;Various roles in planning,project management,and engineering.

高管简历

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C. Andrew Smith

C. Andrew Smith自2017年9月起担任Patterson UTI执行副总裁兼首席财务官。从2014年4月到2017年9月,Smith先生在海运和柴油发动机服务公司Kirby Corporation担任执行副总裁兼首席财务官。2014年1月至2014年4月,Smith先生担任Kirby Corporation财务执行副总裁。在加入Kirby Corporation之前,Smith先生曾担任Benthic Geotech的高级副总裁兼首席财务官,此前曾担任Global Industries,LTD和NATCO Group的首席财务官。Smith先生拥有休斯顿大学工商管理学位。


C. Andrew Smith has served as Executive Vice President and Chief Financial Officer of Patterson UTI since September 2017. From April 2014 until September 2017, Mr. Smith served as Executive Vice President and Chief Financial Officer of Kirby Corporation, a marine transportation and diesel engine services company. From January 2014 to April 2014, Mr. Smith served as Executive Vice President – Finance of Kirby Corporation. Prior to joining Kirby Corporation, Mr. Smith served as Senior Vice President and Chief Financial Officer of Benthic Geotech and was previously Chief Financial Officer for both Global Industries, LTD and NATCO Group. Mr. Smith holds a degree in business administration from the University of Houston.
C. Andrew Smith自2017年9月起担任Patterson UTI执行副总裁兼首席财务官。从2014年4月到2017年9月,Smith先生在海运和柴油发动机服务公司Kirby Corporation担任执行副总裁兼首席财务官。2014年1月至2014年4月,Smith先生担任Kirby Corporation财务执行副总裁。在加入Kirby Corporation之前,Smith先生曾担任Benthic Geotech的高级副总裁兼首席财务官,此前曾担任Global Industries,LTD和NATCO Group的首席财务官。Smith先生拥有休斯顿大学工商管理学位。
C. Andrew Smith has served as Executive Vice President and Chief Financial Officer of Patterson UTI since September 2017. From April 2014 until September 2017, Mr. Smith served as Executive Vice President and Chief Financial Officer of Kirby Corporation, a marine transportation and diesel engine services company. From January 2014 to April 2014, Mr. Smith served as Executive Vice President – Finance of Kirby Corporation. Prior to joining Kirby Corporation, Mr. Smith served as Senior Vice President and Chief Financial Officer of Benthic Geotech and was previously Chief Financial Officer for both Global Industries, LTD and NATCO Group. Mr. Smith holds a degree in business administration from the University of Houston.
William A. Hendricks, Jr.

William A. Hendricks,Jr.自2012年10月起担任Patterson UTI总裁兼首席执行官,自2017年6月起担任Patterson UTI董事。2012年4月至2012年9月,担任Patterson UTI首席运营官。在加入Patterson UTI之前,Hendricks先生曾在斯伦贝谢的多个职位上工作了24年,他最后一次担任的是钻井部门总裁,曾在世界各地的能源行业、海上和陆上生活和工作,有时用西班牙语和法语开展业务。作为Patterson UTI的首席执行官,他专注于通过对人员和技术的投资实现转型,通过战略收购实现增长,改善招聘和领导层发展,同时也提高了公司的可持续发展地位。Hendricks先生就读于德克萨斯农工大学,获得石油工程理学学士学位,随后开始了他的职业生涯,为Ocean Drilling & Exploration Company(目前为戴蒙德海底钻探)在墨西哥湾的海上钻井平台工作。亨德里克斯先生是国际钻井承包商协会的前任主席、IADC 2021年年度承包商、石油工程师协会成员、CNBC的能源撰稿人,并曾在华盛顿特区的美国参议院能源和自然资源委员会就能源事务作证。


William A. Hendricks, Jr. has served as President and Chief Executive Officer of Patterson UTI since October 2012 and as a director of Patterson UTI since June 2017. From April 2012 through September 2012, he served as Chief Operating Officer of Patterson UTI. Prior to Patterson UTI, Mr. Hendricks worked in a number of positions at Schlumberger for 24 years, where he last served as a drilling division President, having lived and worked around the world in the energy industry, offshore and onshore, and conducting business at times in Spanish and French. As CEO at Patterson UTI, he has focused on transformation through investments in people and technology, growth through strategic acquisitions, improving recruiting and leadership development and also enhancing the company's sustainability position. Mr. Hendricks attended Texas A&M University, receiving a Bachelor of Science degree in Petroleum Engineering, and then began his career working on an offshore drilling rig in the Gulf of Mexico for Ocean Drilling & Exploration Company (currently Diamond Offshore). Mr. Hendricks is a past Chairman of the International Association of Drilling Contractors, IADC Contractor of the Year in 2021, a member of the Society of Petroleum Engineers, an energy contributor on CNBC and has testified on energy matters with the U.S. Senate Committee on Energy and Natural Resources in Washington D.C.
William A. Hendricks,Jr.自2012年10月起担任Patterson UTI总裁兼首席执行官,自2017年6月起担任Patterson UTI董事。2012年4月至2012年9月,担任Patterson UTI首席运营官。在加入Patterson UTI之前,Hendricks先生曾在斯伦贝谢的多个职位上工作了24年,他最后一次担任的是钻井部门总裁,曾在世界各地的能源行业、海上和陆上生活和工作,有时用西班牙语和法语开展业务。作为Patterson UTI的首席执行官,他专注于通过对人员和技术的投资实现转型,通过战略收购实现增长,改善招聘和领导层发展,同时也提高了公司的可持续发展地位。Hendricks先生就读于德克萨斯农工大学,获得石油工程理学学士学位,随后开始了他的职业生涯,为Ocean Drilling & Exploration Company(目前为戴蒙德海底钻探)在墨西哥湾的海上钻井平台工作。亨德里克斯先生是国际钻井承包商协会的前任主席、IADC 2021年年度承包商、石油工程师协会成员、CNBC的能源撰稿人,并曾在华盛顿特区的美国参议院能源和自然资源委员会就能源事务作证。
William A. Hendricks, Jr. has served as President and Chief Executive Officer of Patterson UTI since October 2012 and as a director of Patterson UTI since June 2017. From April 2012 through September 2012, he served as Chief Operating Officer of Patterson UTI. Prior to Patterson UTI, Mr. Hendricks worked in a number of positions at Schlumberger for 24 years, where he last served as a drilling division President, having lived and worked around the world in the energy industry, offshore and onshore, and conducting business at times in Spanish and French. As CEO at Patterson UTI, he has focused on transformation through investments in people and technology, growth through strategic acquisitions, improving recruiting and leadership development and also enhancing the company's sustainability position. Mr. Hendricks attended Texas A&M University, receiving a Bachelor of Science degree in Petroleum Engineering, and then began his career working on an offshore drilling rig in the Gulf of Mexico for Ocean Drilling & Exploration Company (currently Diamond Offshore). Mr. Hendricks is a past Chairman of the International Association of Drilling Contractors, IADC Contractor of the Year in 2021, a member of the Society of Petroleum Engineers, an energy contributor on CNBC and has testified on energy matters with the U.S. Senate Committee on Energy and Natural Resources in Washington D.C.
Kenneth N. Berns

Kenneth N. Berns,Berns先生自2003年4月起担任Patterson-UTI高级副总裁,自2001年5月起担任Patterson-UTI董事。Berns先生于1995年至2001年5月期间担任UTI的董事。自1994年以来,Berns一直是REMY Investors的高管。Berns先生拥有圣地亚哥州立大学工商管理学士学位和金门大学税务硕士学位。


Kenneth N. Berns has served as Executive Vice President and Chief Commercial Officer of Patterson UTI since May 2017. Mr. Berns served as a director of Patterson UTI from May 2001 to June 2017 and as Senior Vice President of Patterson UTI from April 2003 to May 2017. Mr. Berns served as a director of UTI from 1995 to May 2001. Mr. Berns has been an executive with REMY Investors since 1994. Mr. Berns holds a Bachelor's Degree in Business Administration from San Diego State University and a Master's Degree in Taxation from Golden Gate University.
Kenneth N. Berns,Berns先生自2003年4月起担任Patterson-UTI高级副总裁,自2001年5月起担任Patterson-UTI董事。Berns先生于1995年至2001年5月期间担任UTI的董事。自1994年以来,Berns一直是REMY Investors的高管。Berns先生拥有圣地亚哥州立大学工商管理学士学位和金门大学税务硕士学位。
Kenneth N. Berns has served as Executive Vice President and Chief Commercial Officer of Patterson UTI since May 2017. Mr. Berns served as a director of Patterson UTI from May 2001 to June 2017 and as Senior Vice President of Patterson UTI from April 2003 to May 2017. Mr. Berns served as a director of UTI from 1995 to May 2001. Mr. Berns has been an executive with REMY Investors since 1994. Mr. Berns holds a Bachelor's Degree in Business Administration from San Diego State University and a Master's Degree in Taxation from Golden Gate University.
Seth D. Wexler

Seth D. Wexler,2009年8月起,担任Patterson-UTI的法律总顾问、秘书。1998年3月至2009年8月,他任职于律师事务所Fulbright & Jaworski L.L.P.,专门从事证券法和并购相关的事务;并从2007年1月起担任其合伙人。他获得了University of Texas at Austin财务方向的工商管理学士学位、University of Houston Law Center的法律博士学位、University of Houston的工商管理硕士学位。


Seth D. Wexler served as Senior Vice President, General Counsel and Secretary of Patterson UTI from February 2017 to February 2024, and as General Counsel and Secretary of Patterson UTI from August 2009 to February 2017. From March 1998 to August 2009, he specialized in securities law and mergers and acquisitions for the law firm of Norton Rose Fulbright US LLP, including as a partner of such law firm since January 2007. Mr. Wexler holds a Bachelor of Business Administration in Finance from the University of Texas at Austin, a Juris Doctorate from the University of Houston Law Center and a Masters of Business Administration from the University of Houston.
Seth D. Wexler,2009年8月起,担任Patterson-UTI的法律总顾问、秘书。1998年3月至2009年8月,他任职于律师事务所Fulbright & Jaworski L.L.P.,专门从事证券法和并购相关的事务;并从2007年1月起担任其合伙人。他获得了University of Texas at Austin财务方向的工商管理学士学位、University of Houston Law Center的法律博士学位、University of Houston的工商管理硕士学位。
Seth D. Wexler served as Senior Vice President, General Counsel and Secretary of Patterson UTI from February 2017 to February 2024, and as General Counsel and Secretary of Patterson UTI from August 2009 to February 2017. From March 1998 to August 2009, he specialized in securities law and mergers and acquisitions for the law firm of Norton Rose Fulbright US LLP, including as a partner of such law firm since January 2007. Mr. Wexler holds a Bachelor of Business Administration in Finance from the University of Texas at Austin, a Juris Doctorate from the University of Houston Law Center and a Masters of Business Administration from the University of Houston.
William Andrew Hendricks, Jr.

William Andrew Hendricks, Jr.,2012年10月起,担任Patterson-UTI的总裁、首席执行官。2012年4月至2012年9月,他担任Patterson-UTI的首席运营官。2010年5月至2012年3月,他担任Schlumberger Drilling & Measurements的总裁,这是全球性油田服务公司Schlumberger Limited的分部。此前,1988年以来,他曾任职于Schlumberger世界各地的多个部门,其中包括从2003年起担任过许多的行政职务。他获得了Texas A&M University的石油工程学士学位。


William Andrew Hendricks, Jr. - Mr. Hendricks has served as President and Chief Executive Officer of Patterson-UTI since October 2012. From April 2012 through September 2012 he served as Chief Operating Officer of Patterson-UTI. From May 2010 through March 2012 Mr. Hendricks served as President of Schlumberger Drilling & Measurements, a division of Schlumberger Limited, a global provider of oilfield services. Prior to that date, Mr. Hendricks worked for Schlumberger in various worldwide locations and capacities since 1988 including serving in numerous executive positions since 2003. Mr. Hendricks holds a Bachelor of Science in Petroleum Engineering from Texas A&M University.
William Andrew Hendricks, Jr.,2012年10月起,担任Patterson-UTI的总裁、首席执行官。2012年4月至2012年9月,他担任Patterson-UTI的首席运营官。2010年5月至2012年3月,他担任Schlumberger Drilling & Measurements的总裁,这是全球性油田服务公司Schlumberger Limited的分部。此前,1988年以来,他曾任职于Schlumberger世界各地的多个部门,其中包括从2003年起担任过许多的行政职务。他获得了Texas A&M University的石油工程学士学位。
William Andrew Hendricks, Jr. - Mr. Hendricks has served as President and Chief Executive Officer of Patterson-UTI since October 2012. From April 2012 through September 2012 he served as Chief Operating Officer of Patterson-UTI. From May 2010 through March 2012 Mr. Hendricks served as President of Schlumberger Drilling & Measurements, a division of Schlumberger Limited, a global provider of oilfield services. Prior to that date, Mr. Hendricks worked for Schlumberger in various worldwide locations and capacities since 1988 including serving in numerous executive positions since 2003. Mr. Hendricks holds a Bachelor of Science in Petroleum Engineering from Texas A&M University.
James M. Holcomb

James M. Holcomb,2012年1月起,担任Patterson-UTI Drilling Company LLC 的总裁。1998年2月,由于Robertson Onshore Drilling Company的收购活动,他来到Patterson-UTI,从那时起担任了许多的运营性职务,其中包括2006年4月至2012年1月,担任Patterson-UTI Drilling Company LLC的高级运营副总裁。他有着30多年的承包钻井业务经验。他获得了LeTourneau University的商业管理学士学位。


James M. Holcomb joined Patterson UTI in February 1998 with the acquisition of Robertson Onshore Drilling Company, and since that time has served in numerous operational management roles, including as Chief Business Officer from September 2023 to August 2025, Chief Operating Officer from January 2023 to September 2023, as President of Patterson UTI Drilling Company LLC, a wholly owned subsidiary of Patterson UTI, from January 2012 to December 2022, and as Senior Vice President of Operations of Patterson UTI Drilling Company LLC from April 2006 to January 2012. Mr. Holcomb has over 35 years of experience in contract drilling operations. Mr. Holcomb holds a Bachelor of Science Degree in Business Management from LeTourneau University.
James M. Holcomb,2012年1月起,担任Patterson-UTI Drilling Company LLC 的总裁。1998年2月,由于Robertson Onshore Drilling Company的收购活动,他来到Patterson-UTI,从那时起担任了许多的运营性职务,其中包括2006年4月至2012年1月,担任Patterson-UTI Drilling Company LLC的高级运营副总裁。他有着30多年的承包钻井业务经验。他获得了LeTourneau University的商业管理学士学位。
James M. Holcomb joined Patterson UTI in February 1998 with the acquisition of Robertson Onshore Drilling Company, and since that time has served in numerous operational management roles, including as Chief Business Officer from September 2023 to August 2025, Chief Operating Officer from January 2023 to September 2023, as President of Patterson UTI Drilling Company LLC, a wholly owned subsidiary of Patterson UTI, from January 2012 to December 2022, and as Senior Vice President of Operations of Patterson UTI Drilling Company LLC from April 2006 to January 2012. Mr. Holcomb has over 35 years of experience in contract drilling operations. Mr. Holcomb holds a Bachelor of Science Degree in Business Management from LeTourneau University.
C. Andrew Smith

C. Andrew Smith,2014年6月,他加入本公司(Kirby Corporation),并开始担任公司的财务执行副总裁。在公司上交了2013年的10-K表格之后,他将会出任公司的首席财务官。 在加入公司之前,他是Benthic Geotech 的高级副总裁兼首席财务官,也曾是Global Industries, LTD和NATCO Group的首席财务官。 他是一名注册会计师,持有University of Houston的工商管理硕士学位。


C. Andrew Smith is a Certified Public Accountant and holds a degree in business administration from the University of Houston. He has served as Executive Vice President and Chief Financial Officer since April 2014. He served as Executive Vice President - Finance from January 2014 to April 2014. Prior to joining the Company in January 2014 he served as Senior Vice President and Chief Financial Officer of Benthic Geotech and was previously Chief Financial Officer for both Global Industries, LTD and NATCO Group.
C. Andrew Smith,2014年6月,他加入本公司(Kirby Corporation),并开始担任公司的财务执行副总裁。在公司上交了2013年的10-K表格之后,他将会出任公司的首席财务官。 在加入公司之前,他是Benthic Geotech 的高级副总裁兼首席财务官,也曾是Global Industries, LTD和NATCO Group的首席财务官。 他是一名注册会计师,持有University of Houston的工商管理硕士学位。
C. Andrew Smith is a Certified Public Accountant and holds a degree in business administration from the University of Houston. He has served as Executive Vice President and Chief Financial Officer since April 2014. He served as Executive Vice President - Finance from January 2014 to April 2014. Prior to joining the Company in January 2014 he served as Senior Vice President and Chief Financial Officer of Benthic Geotech and was previously Chief Financial Officer for both Global Industries, LTD and NATCO Group.