Updated: March 14, 2018
Private Equity firms have been pouring money into Oklahoma over the past few years, especially with the emergence of the SCOOP, STACK, and ARKOMA. Listed below are some of the companies and their capital partners, who are active or looking to acquire in Oklahoma/Mid-Continent Region.
EnCap Investments L.P.: Since 1988, EnCap Investments has been the leading provider of venture capital to the independent sector of the U.S. oil and gas industry.

Riverstone LLC: Riverstone is an energy and power-focused private investment firm founded in 2000 by David M. Leuschen and Pierre F. Lapeyre, Jr. with $38 billion of capital raised.


Energy & Minerals Group: The Energy & Minerals Group (EMG) is a private investment firm with Regulatory Assets Under Management (“RAUM”) of $14.1 billion.
Kayne Anderson: Kayne Anderson Capital Advisors, L.P., is a leading alternative investment firm that manages investments across multiple asset classes including energy, real estate, credit and specialty growth capital.

Natural Gas Partners: Founded in 1988, NGP has a family of private equity investment funds with approximately $17 billion of cumulative equity commitments organized to make direct equity investments in the energy sector.

Post Oak Energy Capital: Post Oak Energy Capital is a private investment firm based in Houston, Texas. Post Oak’s principals have significant operating experience managing businesses engaged in various segments of the energy industry.


Quantum Energy Partners: Founded in 1998, Quantum Energy Partners is a leading provider of private equity capital to the global energy industry.

TPH Partners: TPH Partners is a Houston-based energy private equity group that makes middle-market equity investments in the upstream, midstream and oilfield services sectors of the energy industry, seeking attractive entry points into businesses that provide long-term growth potential.

Apollo Global Management LLC: Apollo and its subsidiaries (“Apollo”) is a leading global alternative investment manager. We are contrarian, value-oriented investors in private equity, credit and real estate, with significant distressed expertise.

White Deer Energy: White Deer Energy is a private equity firm that targets investments in oil and gas exploration and production, oilfield service and equipment manufacturing and the midstream sectors of the energy business.

Vortus Investments: Vortus is a Fort Worth-based private equity firm focused on generating long-term capital gains through investments in the lower/middle market upstream energy industry in North America.

Bayou City Energy: Bayou City Energy (“BCE”) is an upstream-focused energy private equity firm based in Houston, Texas. BCE focuses on lower middle-market investments between $5 and $50 million in the North American upstream.