Brightmark Fund Holdings LLC is a U.S.-based holding company associated with the Brightmark group. It manages and supports equity interests in renewable natural gas (RNG) and circularity projects that convert organic waste into useful energy and materials.
Through subsidiaries and joint ventures, the company focuses on financing, governance, and asset management for anaerobic digestion facilities and related infrastructure that upgrade biogas into pipeline-quality RNG for end uses such as transportation fuel and utility supply. Its activities connect agricultural and waste-management partners with energy markets, contributing to lower-carbon solutions across the chemicals and fuels value chain.
