Corinthian Buys Sierra Engineering and Sierra Petroleum Services

Corinthian Capital Group has acquired Sierra Engineering and Sierra Petroleum Services Ltd. Sierra provides engineering and consulting services to the oil and gas industry. Terms were not disclosed. ORIX Mezzanine & Private Equity Investments announced the deal.

ORIX Mezzanine & Private Equity Investments announced today a mezzanine and private equity investment for the acquisition of Sierra Engineering and Sierra Petroleum Services, Ltd. (“Sierra”) by Corinthian Capital Group, LLC and its management. Sierra provides engineering and consulting services to the oil and gas industry and specializes in wellbore-construction project management. Sierra gives its clients the expertise necessary to develop, evaluate, and execute projects ranging from a single well to entire fields. Headquartered in Midland, Texas, the company operates throughout the continental U.S. as well as internationally.

C. Kenneth Clay, senior managing director of Corinthian Capital said, “Sierra has emerged as a leading provider of oil and gas engineering and consulting services and has a very strong brand. I am confident that, with Sierra’s impressive management team, we can help position the company to expand and grow domestically as well as abroad.”

Jeff Sangalis, managing director of ORIX Mezzanine and Private Equity Investments said, “We are pleased to be partnering once again with Corinthian Capital professionals and look forward to working with Sierra and its management team.”

About ORIX Mezzanine & Private Equity Investments

ORIX Mezzanine & Private Equity (OMPE) provides mezzanine debt and/or equity capital to lower middle market and middle market companies throughout the United States. As a business unit of Dallas-based ORIX USA, OMPE makes investments from $5-25 million in a wide variety of businesses and geographic areas for buyouts, mergers and acquisitions, recapitalizations and refinancings, and growth and expansions situations. Investments are with companies owned by equity sponsor groups, fundless sponsors, family owned companies, and directly with management teams. If you are interested in learning more about ORIX’s value-added mezzanine and equity products, please contact Jeff Sangalis at 214.237.2059 or visit or


ORIX USA is a Dallas-based financial services conglomerate with more than 1,400 employees and primary offices in Dallas, New York, Los Angeles, Columbus and Minneapolis. ORIX USA holds approximately $6 billion of assets and manages an additional $25 billion. ORIX USA is a wholly owned subsidiary of ORIX Corporation, a Tokyo-based, publicly owned international financial services company with operations in 28 countries worldwide. ORIX Corporation is listed on the Tokyo (8591) and New York Stock Exchange (IX). For more information visit

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