Explore the SBIR program's 11 participating agencies, including NSF, NIH, DoD, DOE, USDA, DOT, and NASA. Understand how their missions, innovation priorities, and funding strategies differ to strategically match your project and maximize your funding success.

While there's no official cap on SBIR awards, high-volume winners face strict performance benchmarks and submission limits. Here's what small businesses need to know to stay eligible—and competitive.

Some agencies require you to respond to a specific SBIR topic—others let you propose your own. Learn which agencies offer flexibility, how to navigate open-topic solicitations, and when it’s smart to pitch your own idea.

Letters of support aren't mandatory in SBIR proposals, but they're one of the most effective ways to prove commercial potential. Here’s how to choose the right supporters—and exactly what a strong letter should say.

Can your SBIR or STTR Principal Investigator come from a university or another company? This article breaks down the eligibility rules, key staff options, and how to choose the right program based on your team’s structure.

Get a clear breakdown of TABA eligibility under DoD SBIR programs, including funding limits, vendor rules, and how to avoid common mistakes when requesting commercialization support.