SAN FRANCISCO & DENVER–(BUSINESS WIRE)–Golden Gate Capital, a San Francisco-based private equity firm, today announced the completion of its sale of Stonehill Environmental Partners (“Stonehill” or the “Company”), an energy infrastructure company. Financial terms of the transaction were not disclosed. Launched in 2021 with a de-novo investment from Golden Gate Capital in partnership with Stonehill CEO Jay Parkinson, Stonehill is an environmental services business that enables energy customers