About Grayson Mill Energy

Grayson Mill Energy, LLC is a Houston-based exploration and production company focused on the acquisition and development of oil and gas properties in the Rocky Mountains.


What We Do

Based in Houston, TX, Grayson Mill Energy, LLC is a privately held oil and gas exploration and production company.  Grayson Mill Energy is led by a management team with a proven track …



Grayson Mill Energy’s team has a demonstrated track record in value creation through the capture of expansive resource, expanding resource plays into new areas, and directing thousands of unconventional …



Grayson Mill Energy, LLC is backed by the financial strength of Encap Investments, L.P. Since 1988, EnCap Investments has been the leading provider of private equity to the independent …