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Phase IIB Supplement

Active
SBIR / STTR

Contract Overview

Solicitation details, issuing organization, response deadlines, documents, and interested companies for this government contract opportunity.

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The Phase IIB Supplement is a subcontract opportunity offered by the National Science Foundation to provide additional funding for active Phase II awardees. This funding is specifically intended to support critical project milestones such as prototype refinement, clinical trials, or the pursuit of regulatory approval. This opportunity is a total small business set-aside under the SBIR/STTR mandate for companies with fewer than 500 employees, falling under NAICS code 541710. The solicitation was posted on May 22, 2026, with a response deadline of July 7, 2027.

General Info

NSF Phase IIB Supplement funding for small businesses to reach critical project milestones.

Agency

National Science FoundationView Agency

NAICS

541710 - Research and Development in the Physical, Engineering, and Life SciencesView NAICS

Place of Performance

Not specified

Set-Aside

SBA

Documents

This scope was carved out of CA5.

The full solicitation package (4 documents), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

Distributed Ledger

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Timeline

Posted

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Response Deadline

Submission deadline

Response Deadline

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Organization & Contact Information

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AgencyNational Science Foundation
ContactsNo contacts available
OfficeN/A
Organization / Agency
National Science Foundation
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Office AddressN/A
ContactsNo contact information available

Full Description

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Additional funding for active Phase II awardees to support regulatory approval, clinical trials, or prototype refinement.

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