# Regulatory Science Tool for Transcranial Ultrasound Modeling

Canonical: https://abierto.us/opportunities/75f40126q00351

- Solicitation number: 75F40126Q00351
- Notice type: Combined synopsis and solicitation
- Status: Closed. Deadline was August 31, 2026 at 12:00 PM EDT
- Department: Department of Health and Human Services
- Agency: Food and Drug Administration
- Contracting office: FDA Office of Acq Grant SVCS (75F401)
- NAICS: 541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
- Product or service code: R425 Engineering and Technical Services
- Place of performance: Silver Spring, Maryland
- County: Montgomery County (FIPS 24031). https://abierto.us/counties/montgomery-county-md-24031
- City: Silver Spring. https://abierto.us/cities/silver-spring-md-2472450
- First posted: August 14, 2026
- Last posted: August 26, 2026
- SAM.gov: https://sam.gov/workspace/contract/opp/3c76fc0a6c584ae6abd0293b6a4a627d/view

## Description

Amendment 01 - Questions and Answers added to the documents section. Regulatory Science Tool for Transcranial 1Ultrasound Modeling see attached Solicitation

## Publications

- August 14, 2026: Combined synopsis and solicitation, due August 31, 2026 at 12:00 PM EDT. Notice cf595cbcdca14addbb5ff6f2a4eb20d4. https://sam.gov/workspace/contract/opp/cf595cbcdca14addbb5ff6f2a4eb20d4/view
- August 26, 2026: Combined synopsis and solicitation, due August 31, 2026 at 12:00 PM EDT. Notice 3c76fc0a6c584ae6abd0293b6a4a627d. https://sam.gov/workspace/contract/opp/3c76fc0a6c584ae6abd0293b6a4a627d/view

## Points of contact

- Ryan Alexander, ryan.alexander@fda.hhs.gov

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Source: SAM.gov Contract Opportunities bulk extract. Confirm deadlines on SAM.gov before responding. Cite https://abierto.us/opportunities/75f40126q00351.