About Cornerstone

CPR is a Fort Worth-based oil and gas company focused on the drilling and development of oil-prone shale plays.


  • Initial $100 million equity commitment, with follow-on equity/debt capital available
  • CPR’s team has drilled and completed more than 300 horizontal shale wells in multiple resource plays and numerous other wells, both onshore and offshore
  • Most recently, CPR’s track record includes drilling and completing 25 Eagle Ford shale wells – taking production from 0 to 15,000 BOE/d in less than 2 years
  • CPR team’s well results typically exceed those of nearby operators

Deal Structures:

  • Drilling joint ventures, will drill to earn
  • Farm-ins or acquisitions
  • 35%+ working interest and will operate

Financial Sponsor:


Post Oak Energy Capital is based in Houston, Texas. The firm makes private equity investments primarily in the upstream sector of the US oil and gas industry.