SBIR & STTR: the government’s non-dilutive funding most founders ignore

Every year the federal government awards billions in research and development funding to small businesses through SBIR and STTR — competitive grants and contracts that take zero equity and can end in sole-source production contracts. For product and deep-tech companies, it is the most underused door into the federal market.

How the program ladders

1. Phase I — feasibility: a small award (commonly in the $75k–$300k range depending on agency) to prove the concept over a few months.
2. Phase II — development: the real build, typically high six figures to low seven figures over one to two years.
3. Phase III — commercialization: any follow-on work derived from the research. Crucially, Phase III awards can be made sole-source, at any size, by any agency — the prize the early phases exist to unlock.

SBIR vs STTR, and who plays

Eleven federal agencies run SBIR; the largest budgets sit with DoD, HHS/NIH, DOE, NASA, and NSF. STTR is the sibling program requiring formal partnership with a research institution. Agencies differ in style — DoD buys against specific topics it publishes in cycles, NIH funds investigator-driven proposals, NSF backs broad innovation theses. Eligibility: US-owned small business, under 500 employees, with the principal investigator employed by the firm.

Winning posture

The strongest applications read like a customer story, not a thesis: a named end-user problem, a credible transition partner, and a commercialization plan beyond “more SBIRs”. Serial Phase-I mills exist, but the program’s real winners use Phase II to land a Phase III production pathway — non-dilutive funding that matures into a defensible federal franchise.

Related

• Who buys what: biggest federal buyers →
• Search R&D opportunities →

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