Maas Energy Works

Founded in 2010, Maas Energy Works is a dairy industry manufacturer based in Redding, United States selling engineering & services, automation & controls.

Maas Energy Works is a family-owned renewable energy company headquartered in Redding, California. It develops, builds, owns and operates on-farm biogas and renewable natural gas projects in partnership with dairy farms, converting manure and other organic waste into pipeline-quality RNG, vehicle fuel, electricity and heat. The company reports a portfolio of dairy digester projects across several US states and states it has developed the most dairy digesters in the country. Its offering includes digester design and construction, biogas upgrading skids and engine packaging, fabrication of heat exchangers and gas processing systems, electrical control packages, and field service for biogas engines. Founded in 2010 in Washington State and later expanded to California, the company operates an in-house Goose Works division for biogas cleanup equipment.