Clint Green has served as our President and Chief Executive Officer since October 2024. Prior to joining us, Mr. Green served as Group Senior Vice President of Construction & Project Execution for Energy Transfer from April 2022 to October 2024. Mr. Green previously served as Vice President of Operations for Energy Transfer’s Western Division from August 2018 to April 2022. He joined Energy Transfer in 2015 as Senior Director in the compression group through Energy Transfer’s merger with Regency Energy Partners. Prior to Energy Transfer, he held positions at Hanover Compression, CDM Resource Management, and SEC Energy and brings over 25 years of experience in the oil and gas industry.
Christopher M. Paulsen has served as our Vice President, Chief Financial Officer and Treasurer since November 2024. Prior to joining us, Mr. Paulsen was the Senior Vice President of Business Development and Strategy for Pioneer Natural Resources Company (“Pioneer”), a large independent oil and gas exploration and production company, from March 2023 through Pioneer’s merger with ExxonMobil in May 2024. Prior to that, he was the Vice President of Business Development and Strategy at Pioneer beginning in January 2013. Mr. Paulsen joined Pioneer in 2002 and served in various areas including investor relations, mergers and acquisitions, and operations and subsurface. In 2011, Mr. Paulsen took over leadership of the business development team responsible for shale technology, divestitures, and mergers and acquisitions. Transactions generally concentrated on upstream, midstream, oilfield service, and renewable sectors in the Permian Basin, Mid-Continent, Gulf Coast, Alaska, and Rockies. Additionally, his team was responsible for corporate strategy, scenario planning, and energy transition investments transactions. Prior to joining Pioneer, Mr. Paulsen worked for SBC Communications in planning as well as treasury. Mr. Paulsen received his BBA from Baylor University and his MBA from the McCombs School of Business at the University of Texas. Mr. Paulsen is a board member of Ralph Lowe Energy Institute at Texas Christian University. He also serves as a board member of the Maguire Energy Institute at Southern Methodist University, focusing his efforts with the student-directed Spindletop Energy Investment Fund.
Eric A. Scheller has served as our Vice President, Chief Operating Officer since June 2020. Prior to that, Mr. Scheller served as our Vice President – Fleet Operations since April 2018, and prior to that was our Vice President, Operations & Performance Management beginning in August 2015. Prior to joining us, Mr. Scheller was a Director at Sapient Global Markets since August 2013. Before Sapient, Mr. Scheller was a consultant in private practice advising midstream and chemicals firms from January 2012 to July 2013. Prior to that, he held several positions with Enterprise Products Partners LP from November 2004 to December 2011, most recently as Regional Director, Pipeline & Storage Services. Mr. Scheller holds a B.S. in Chemical Engineering (Math minor), a Master of Chemical Engineering, and an M.B.A., all from the University of Houston. Mr. Scheller also is a CFA ® charterholder.
Christopher W. Porter has served as our Vice President, General Counsel and Secretary since January 2017, and, prior to that, had served as our Associate General Counsel and Assistant Secretary since October 2015. From January 2010 through October 2015, Mr. Porter practiced corporate and securities law at Hunton Andrews Kurth LLP, representing public and private companies, including master limited partnerships, in capital markets offerings, mergers and acquisitions, and corporate governance. Mr. Porter holds a B.B.A. degree in accounting from Texas A&M University, a M.S. degree in finance from Texas A&M University, and a J.D. degree from The George Washington University.
Sean T. Kimble has served as our Vice President, Human Resources since June 2014. Mr. Kimble brings to us over twenty-five years of human resources leadership experience. Prior to joining us, he was most recently the Senior Vice President of Human Resources at Millard Refrigerated Services from January 2011 to May 2014 where he led all aspects of human resources. Before joining Millard, he was the Chief Administrative Officer and Executive Vice President of Human Resources at MV Transportation from March 2005 to February 2009 where he led human resources, safety, labor relations, and various other operating support functions. Mr. Kimble holds a B.S. in marketing from Sacramento State University and an M.B.A. from Saint Mary’s College of California. Mr. Kimble also completed the University of Michigan’s Strategic HR and Strategic Collective Bargaining Programs.