Ameresco and HASI Form Neogenyx Fuels Joint Venture for Advanced Biofuels

May 4, 2026

Ameresco and HA Sustainable Infrastructure Capital (HASI) have signed an agreement to spin off Ameresco’s biofuels business into a newly formed joint venture, Neogenyx Fuels. The JV is valued at $1.8 billion post-money enterprise value, with Ameresco owning 70% and contributing its biofuels assets and capabilities, while HASI will invest $400 million (including $300 million into the JV) and receive a 30% stake.

Buyers
Ameresco, Inc., HA Sustainable Infrastructure Capital, Inc. (HASI)
Targets
Neogenyx Fuels (new joint venture)
Sellers
Ameresco's biofuels business (contributed into the JV)
Industry
Energy
Location
Massachusetts, United States
Transaction Type
Growth capital

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