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NSF SBIR/STTR (America's Seed Fund)

NSF STTR Phase I

Funds United States deep-tech startups partnering with nonprofit research institutions for early-stage feasibility studies.

Between cyclesNational Science FoundationUnited States

NSF STTR Phase I is the National Science Foundation's small-business technology-transfer feasibility grant, issued under the same America's Seed Fund umbrella as NSF SBIR Phase I and carrying the same $305,000 award cap, 6–18-month performance period, and zero-equity, zero-IP-rights structure. The annual STTR Phase I pool is approximately $25 million. The defining difference from SBIR is a mandato…

Same deep-tech scope as NSF SBIR Phase I — AI, semiconductors, robotics, quantum, energy, advanced materials, biological technologies, biomedical devices, photonics, environmental tech, manufacturing — but the project must be a substantive collaboration between a small business and a non-profit US research institution (typically a university).

CycleiHow often this grant runs — e.g. annually, on a rolling basis, or a one-off call.Multiple per year
Next deadlineiThe next date applications are due. Rolling means you can apply any time.4 Nov 2026
Decision timeiTypical time from the deadline to the funder's decision.24 weeks
Project durationiHow long the funded work is expected to run.6–18 months
Award typeiThe form of funding — grant, equity, loan, tax credit, etc.Grant
Match fundingiThe share of project costs you must cover yourself. 0% = fully funded.0%
Funding pooliThe total budget available across all awards in this round.$25M

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Last verified: 22 Jul 2026Source: new.nsf.gov