Post Oak Energy Capital (Post Oak) is a direct investment firm based in Houston, Texas. Established in 2006, the firm primarily focuses on making domestic growth capital investments in entities with an established asset base. The firm also focuses on domestic companies that manufacture, distribute or provide products and equipment that are consumed in the exploitation of oil and natural gas reserves or are required to produce process, and distribute these resources. The firm specializes in buyout investments, mid-market acquisitions, growth capital, mature, mezzanine, recapitalization, development acceleration, and expansion capital investments. The assets of the firm are managed by the executive management team.