What does it take to build a billion-dollar biofuels company from inside one of energy’s most durable entrepreneurial firms?

Michael Bakas has spent 25 years at Ameresco — and now he’s leading Neogenyx Fuels, a new $1.8 billion joint venture with HASI. Elisa Wood of Energy Changemakers gets the full story: the cocktail-napkin founding of Ameresco, the dual energy crisis (geopolitics + AI demand), and why RNG’s global moment has arrived.

Whether you work in energy development, finance, policy, or utilities — or you’re simply watching the clean energy transition unfold — this conversation is a rare look at how one company has been building the infrastructure for what now appears to be America’s biofuel moment.