CriticalMass

CriticalMass is MassCEC's largest innovation grant, aimed at near-commercial cleantech companies that are already deep into development rather than at concept stage. The program awards up to $1 million per project, usually about three awards per round, with a $3 million round pool. Its focus areas are Clean Transportation, High Performance Buildings, Net Zero Grid, and Offshore Wind, which puts it squarely in deployment-heavy parts of the clean-energy market. The eligibility bar is high. Applicants need to be US-based companies with a US headquarters, US W-9, and US bank account, and at least half of employees must work or reside in the United States. The lead applicant must own proprietary technology, must have completed at least one successful pilot project, and must be operating at TRL 8 or above. The program also expects a 25 percent cost-share, split 80 percent in-kind and 20 percent cash. The current guidance suggests that teams with at least $4 million raised and 10 to 50 employees tend to match the profile well. The process reflects that maturity. CriticalMass uses a two-stage path, starting with a concept paper and then moving to a full application through Submittable, with finalists presenting to a review panel. Applicants that succeed usually bring deployment evidence, a realistic cost-share plan, and enough operational depth to handle a seven-figure award without treating it like seed capital. That is the point of the program: it backs companies that can turn a validated technology into a real installation or market-ready system.

Each grant below is a distinct funding opportunity with its own eligibility, scope, and deliverables.