Sullivan appointed to Executive Committee
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Diversified Energy Company’s Ben Sullivan has joined the Petroleum Alliance Executive Committee following a unanimous vote of the Committee in December.
Sullivan fills the seat formerly held by Tapstone Energy Vice President of Land and General Counsel Bob Costello. Diversified, a FTSE 250 company listed on the London Stock Exchange with operations in nine U.S. states, completed its acquisition of Tapstone in December.
Sullivan joined Diversified Energy Company in 2019 as executive vice president, general counsel and corporate secretary, with oversight of the company’s law, land/real estate, and governmental affairs functions and built the law, corporate secretarial, and government affairs departments from the ground up.
Sullivan spends a great deal of his time serving as advisor and counsel to Diversified’s CEO and board of directors on ESG matters, governance, risk considerations, financings, and acquisitions. He helped lead the company’s design of governance policies and processes and has significant international experience with governance, regulators, and capital markets matters. Sullivan also works with the Board and CEO on executive compensation planning as well as recruitment, vetting, and on-boarding of new independent Board members and has significant experience with negotiating complex and bespoke financial arrangements, including asset backed securitizations. He has served as co-lead on multiple public equity raises and on significant acquisitions and divestures totaling more than $1.5 billion. In his role, Sullivan also assists in oversight of interactions with state, federal, and international regulators and officials.
Prior to joining Diversified, Sullivan worked with Greylock Energy, an ArcLight Capital Partners portfolio company, and its predecessor as executive vice president and general counsel. Prior to his tenure at Greylock, he worked as counsel for EQT Corporation as well as with a private law firm. He is a member of the leadership and Board of Directors of several commerce, legal, and industry groups.
Sullivan graduated from the University of Kentucky with a bachelor’s degree in history and received his Juris Doctorate from the West Virginia University College of Law. He holds licenses to practice law in several States, including Pennsylvania and West Virginia.