Stage FocusPre-Seed, Seed
GeographyUS
TypeIncubator
Last Activity2025
Industry Focus
Industries
Climate TechEnergy Tech
Technical BenchLimited
Investor TypeDeepTech Specialist
ExposureMinimal DeepTech Investments
Bio
Founded in 2011, it has grown into the world's largest climatetech and energy incubator, with locations in Somerville, Massachusetts and Houston, Texas. The scale is impressive: 200+ current startups, 625+ supported since founding, with members collectively creating 16,500+ jobs and raising $9.6B+. Over 100 startups joined in 2025 alone.
Greentown operates on a membership model — providing space,...
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