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National Science Foundation
NSF SBIR/STTR, branded 'America's Seed Fund', invests ~$200M/year in deep-tech startups. Phase I: up to $275K (6-12 months). Phase II: up to $1M (2 years). No equity, no payback required. Covers AI, biotech, advanced manufacturing, quantum, and more. One of the best non-dilutive funding sources in the US. This is Phase I (proof of concept / feasibility study).
Last updated: 6/23/2026