NSF turns SBIR/STTR back on with $250M, a July 27 deadline, and a new instrumentation lane

SBIR/STTR small business founders have a hard date to plan around again: NSF will accept Phase I proposals under solicitation NSF 26-510 by July 27, 2026, the agency announced May 26 alongside a $250 million program restart that includes a brand-new $40 million pilot for scientific instrumentation.

What NSF actually announced on May 26

The National Science Foundation's May 26 announcement rebooted the agency's SBIR/STTR pipeline after months of uncertainty. The numbers are concrete: $250 million across Phase I, Phase II, Fast-Track, Supplements, and Strategic Breakthrough awards. The first full-proposal deadline under the relaunched program is July 27, 2026, with subsequent windows on November 4, 2026, and March 4, 2027. Project Pitch submissions — the mandatory on-ramp before any Phase I proposal — reopen Tuesday, June 2, 2026.

Erwin Gianchandani, NSF assistant director for Technology, Innovation and Partnerships, framed the instrumentation piece in the announcement: "Scientific breakthroughs cannot have transformative impacts without the tools to further develop and pursue them." That sentence is the entire reason a separate $40 million track exists.

Two distinct solicitations now drive the program. NSF 26-510 is the general SBIR/STTR Phase I, Phase II, and Fast-Track call — agnostic across nearly every technology area, focused on deep-tech ventures developing commercially viable products with economic and security impact. NSF 26-511 is the new $40 million pilot with the same award structure but a sharply narrowed scope: next-generation scientific instrumentation. Founders need to decide which solicitation their Pitch should target before June 2, because the framing for each is meaningfully different.

The $40 million scientific instrumentation pilot (NSF 26-511)

NSF 26-511 is the headline most founders missed. The pilot acknowledges, in the agency's own language, that "traditional venture capital may not be incentivized to support next-generation scientific instrumentation" — even though domestic capacity in that category is critical to U.S. competitiveness. The pilot's stated targets: novel experimental platforms, advanced scientific equipment, and instrumentation designed to enable entirely new fields of discovery rather than incremental improvements on existing tooling.

For founders building mass spectrometers, cryo-EM accessories, microfluidic platforms, quantum sensing hardware, in-situ characterization tools, or any benchtop instrument that would normally struggle to attract a Series A — this is a non-dilutive shot at the same milestones that VCs typically demand before writing a check.

Award sizes under 26-511 mirror 26-510: Phase I up to $305,000 for 6–18 months, Phase II up to $1,250,000 for roughly 24 months, and Fast-Track up to $1,555,000 combining both phases. Project Pitches are ongoing, capped at two per company annually. Full proposals slot into the same deadline cadence: July 27, 2026, November 4, 2026, and the first Wednesday in November and first Thursday in March thereafter.

The practical difference is reviewer expectation. Under 26-510, a reviewer is asking "is this a deep technology with commercial trajectory?" Under 26-511, they are asking "does this instrument open a class of measurement, experiment, or discovery that isn't otherwise accessible?" Position the proposal accordingly. A vibration-isolation accessory for an existing atomic force microscope is a 26-510 pitch at best. A new modality of microscopy is a 26-511 pitch.

Award sizes, the Project Pitch gate, and the Strategic Breakthrough escalator

The dollar figures are unchanged from prior NSF SBIR/STTR cycles, but they matter for cap-table math:

• Phase I: Up to $305,000, 6–18 months. Covers direct, indirect, fee, and optional add-ons like the Beat-the-Odds Boot Camp and I-Corps participation.
• Phase II: Up to $1,250,000 over roughly 24 months. Fixed-amount cooperative agreement. Restricted to NSF Phase I SBIR/STTR awardees submitting 6–24 months after their Phase I award start date.
• Fast-Track: Up to $400,000 in Phase I (6–12 months) plus up to $1,155,000 in Phase II (18–24 months), reviewed as one package for de-risked, milestone-driven programs.
• Strategic Breakthrough: Up to $30,000,000 for select Phase II companies invited by their program officer to scale a broadly impactful technology toward commercial readiness.

The Strategic Breakthrough number is the line founders should underline. Thirty million dollars in non-dilutive follow-on — even as an invitation-only escalator off a successful Phase II — changes how a deep-tech company plans the years between R&D and revenue. NSF's own ten-year track record (FY 2016–2025): more than $2 billion deployed into 1,600+ startups, which subsequently raised nearly $36 billion in private capital and produced roughly 380 exits. That is roughly an 18:1 private-to-public leverage ratio over a decade. It is not a small fact.

Every Phase I and Fast-Track applicant must clear the Project Pitch gate first. The Pitch is a short, non-binding document describing the technology, the intellectual merit, the commercial opportunity, the team, and the broader impact. If NSF program staff invite a full proposal, that invitation is valid for the next two submission deadlines. Pitches submitted before June 2 against prior solicitations will need to be resubmitted against NSF 26-510 or NSF 26-511.

Eligibility lines worth checking before you write anything

A surprising number of disqualifications come from eligibility, not science. Confirm the following before drafting:

• Company size: 500 or fewer employees including affiliates. Affiliate calculations catch a lot of venture-backed startups whose investor's portfolio companies trigger the limit.
• Principal Investigator employment: The PI must have a minimum 51% employment with the small business at the time of award and through the project period. Faculty PIs cannot lead these projects unless they reduce their academic appointment below majority — that's the structural difference between NSF SBIR and NIH SBIR.
• PI work authorization: Legal right to work in the United States is required.
• PI effort: Minimum one calendar month per six-month performance period for SBIR/STTR; minimum three months for Fast-Track.
• STTR-specific: Must include a research institution subaward partner with the 60/40 (small business/research institution) work split.
• Submission limits: One proposal per organization and one per PI may be under consideration at NSF at any given time.

For founders deciding between SBIR (no university partner required) and STTR (university partner required, 30%-of-effort minimum at the research institution), the choice usually comes down to whether the core IP and technical talent already sit inside or outside the company.

How to set up for the July 27 deadline

There are roughly eight weeks between the Project Pitch reopening on June 2 and the first full-proposal deadline on July 27. That is enough time if the company starts on June 2 and treats the Pitch as a serious filter, not a formality. Most successful founders use the Pitch to test whether their framing reads as "deep technology with commercial trajectory" — or, for the instrumentation pilot, as "an instrument that opens a new class of discovery."

A practical sequence:

1. Week 1 (June 2–8): Draft and submit the Project Pitch against NSF 26-510 or NSF 26-511. Decide which solicitation aligns better. The pilot is narrower but less competitive in raw volume.
2. Weeks 2–3: While awaiting program officer feedback, lock in the Phase I work plan, budget, and personnel commitments. Confirm PI 51% employment status and required calendar-month effort.
3. Weeks 4–6: If invited, draft the full proposal — project description, broader impacts, intellectual merit, commercialization plan, budget justification.
4. Weeks 7–8: Internal review, Research.gov submission setup, and submit before 5 p.m. proposer's local time on July 27.

Companies that miss the July 27 window still have November 4 and March 4 deadlines on the same cycle. But missing July 27 means six months of opportunity cost in a category where non-dilutive runway is the entire point.

For a deeper read on how to think about federal non-dilutive capital in a startup's funding stack, Granted's blog covers the broader landscape — from agency program comparisons to commercialization-plan templates that survive peer review.

What to do this week

If you are an SBIR/STTR-eligible founder building deep technology or scientific instrumentation, the highest-leverage action this week is reading both solicitations end-to-end and deciding which Pitch you will submit on June 2.

Search active NSF SBIR/STTR solicitations on Granted to pull the current 26-510 and 26-511 records, confirm topic-area fit, and start building the Project Pitch around language reviewers will recognize. The deep-tech window NSF just reopened won't stay quiet for long — 380 exits over a decade tells you exactly how many funded teams are already inside it.