Lime Rock Partners Announces Six Promotions


WESTPORT, Conn., January 15, 2014 — Lime Rock, a private equity firm focused on the global energy sector, today announces six promotions, including the naming of longstanding Lime Rock Partners team members Greg Highberger and James Wallis as Directors. Mr. Highberger joined Lime Rock in 2006 in its Westport office and has been instrumental in many successful exploration & production and oilfield service investments in the United States and internationally.  He is now located in the team’s Houston office.  Mr. Wallis, also based in Houston, joined the Lime Rock team in 2007.  He has a played a leadership role in a number of U.S. exploration & production investments as well as several oilfield service investments.

Lime Rock also announces the promotion of Blair Barlow to the role of Vice President. Mr. Barlow, who joined Lime Rock in 2008, is based in the firm’s London office.  Finally, Lime Rock announces the promotion of three team members to the role of Senior Associate: Ben Conner in the firm’s Houston office, Greg O’Brien in its Westport office, and Oliver Phillips in London.

John Reynolds, Co-Founder and Managing Director of Lime Rock, said, “One of the great strengths of our organization has been the ability of our younger team members to bring their hard work, strong industry relationships, and knowledge of the oil and gas sector to increasingly demanding roles.  We are proud to name James and Greg as Directors and have been fortunate to have benefited from their expertise in many successful investments.”
Jonathan Farber, Co-Founder and Managing Director of Lime Rock, added, “Blair, Greg O’Brien, Oliver, and Ben are playing increasingly critical roles in our investment efforts and have shown themselves to be tireless in executing our global investment strategy from wherever we need them.  We congratulate the four of them, as well as James and Greg Highberger, on their new roles as we thank them for their great efforts to date.”

Established in 1998, Lime Rock Management has raised $5.5 billion in private equity funds for investment in the energy industry through Lime Rock Partners, investors of growth capital in E&P and oilfield services companies worldwide, and Lime Rock Resources, acquirers and operators of oil and gas properties in the United States.  Lime Rock Partners is a creative investment partner in building differentiated oil and gas businesses, side by side, with entrepreneurs every day.  From three locations worldwide, the Lime Rock Partners team brings its specialist finance and operating expertise, global presence, technology leadership, people-centered strategies, and patient hard work to help its investors and portfolio company partners profit from operational growth.  For more information, please visit

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