Zavanna competitors

John, was appointed executive vice president and chief operating officer – North America, effective Jan. 1, 2014, having been region vice president – Permian Region, from 2010 through 2013. He previously served as vice president – Business Development, since January 2004, and production manager for the Gulf Coast Region since April 2003. Prior to that, Christmann held various positions of increasing responsibility in the business development area since joining the company in 1997. Previously, he was employed by Vastar Resources/ARCO Oil and Gas Company in business development, crude oil marketing and engineering assignments. Christmann received his bachelor’s degree in petroleum engineering from the Colorado School of Mines and MBA from Southern Methodist University.

Sean Smith is a Board Member at CENTENNIAL RESOURCE DEVELOPMENT, INC. and Chief Executive Officer at CENTENNIAL RESOURCE DEVELOPMENT, INC. and is based in Denver, Colorado. He has worked as General Manager - High Plains Division at QEP Resources; Geoscience Manager - High Plains Division at QEP Resources; and Chief Operating Officer at CENTENNIAL RESOURCE DEVELOPMENT, INC.. Sean works or has worked at Sanchez Energy and KERR MCGEE CORP and works or has worked as MEMBER at American Association of Petroleum Geologists. He studied at Lawrence University between 1991 and 1995 and St Lawrence University.

Ryan Lance is an American businessman. He serves as the chairman and chief executive officer of ConocoPhillips.

Roger W. Jenkins was elected President & Chief Executive Officer of Murphy Oil Corporation in 2013. Jenkins joined Murphy in 2001 as Drilling Manager in Kuala Lumpur, Malaysia. In 2002, he was promoted to Operations Manager, Sabah. In 2004, he was promoted to Senior Operations Manager. Jenkins was named General Manager, Sabah Operations in 2006 before being promoted to Vice President/General Manager, Sabah Operations in early 2007. In September 2007, he transferred to Houston after being named Senior Vice President, North America, overseeing all North American operations and exploration. In 2009, he became President of Murphy Exploration & Production Company and was named Chief Operating Officer for Murphy Oil Corporation in 2012. 
Jenkins earned a bachelor’s degree in Petroleum Engineering from Louisiana State University in 1983. He received an MBA in Finance from Tulane University in 1994 and has completed the Advanced Management Program at Harvard Business School. Prior to joining Murphy, Jenkins spent 17 years with another major oil company.

Daniel E. Brown serves as the Chief Executive Officer and Board Member. Mr. Brown has 23 years of experience in the oil and natural gas industry having spent his career with Anadarko Petroleum Corporation, or one of its predecessors, until Anadarko was acquired by Occidental Petroleum in August 2019. From October 2017 to August 2019, Mr. Brown served as Anadarko’s Executive Vice President, U.S. Onshore Operations. Prior to that position, he served as Executive Vice President, International and Deepwater Operations beginning in May 2017; Senior Vice President, International and Deepwater Operations beginning in August 2016; Vice President, Operations (Southern and Appalachia) beginning in August 2013; and Vice President, Corporate Planning beginning in May 2013. Mr. Brown joined Anadarko in August 2006 upon the acquisition of Kerr-McGee Corporation, where he began his career. In addition to those positions mentioned above, Mr. Brown held positions of increasing responsibility with Anadarko and Kerr-McGee throughout his career in U.S. onshore and Gulf of Mexico segments, as well as internationally. Mr. Brown was also a director of Western Gas Equity Partners, LP (NYSE: WGP) and Western Gas Partners, LP (NYSE: WES) from November 2017 to February 2019. After the February 2019 simplification of those two MLPs, he served on the board of Western Midstream Partners, LP (NYSE: WES) until August 2019, when the Anadarko-Occidental transaction was completed. Since January 2020, Mr. Brown has served on the board of the Blackstone-backed private exploration and production company, Beacon Offshore Energy LLC, which is focused on the deepwater Gulf of Mexico. Mr. Brown is a registered Professional Engineer in the state of Texas and serves on the board of Junior Achievement of Southeast Texas. Mr. Brown holds a Bachelor of Science in Mechanical Engineering from Texas A&M University and an MBA from Rice University, where he was a Jones Scholar Award recipient.

Richard 'Rick' Betz is a VP:Business Development at RNRC, VP:Business Development at Resolute Holdings LLC, and Chief Executive Officer at LEGACY RESERVES LP. He has worked as VP:Business Development at Hicks Acquisition Co II Inc, Exec VP/COO at Resolute Energy Corporation, and Senior VP:Strategy & Planning at Hicks Acquisition Co II Inc. Richard works or has worked at Chase Securities and works or has worked as Managing Director at HS Resources Inc. He studied at Wharton School of the University of Pennsylvania, Villanova University between 1980 and 1984, and The Wharton School between 1989 and 1991.