NSF award 2528142 · Grow Oyster Reefs, LLC

SBIR Phase II: Biomimetic 3D Printed Metal Mold to Mass Produce Modular, Biophilic Concrete Reef Substrate

Final report due

29 December 2027

in 437 days · The award ends on 31 August 2027.

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Dates this award owes

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Decide about an extension3 May 2027in 197 days
award ending 2027-08-31 · Research.gov
This one is ours, not NSF’s.
Extension request17 Jul 2027in 272 days
award ending 2027-08-31 · Research.gov
PAPPG 24-1: “at least 45 days prior to the end date”
No-cost extension notice21 Aug 2027in 307 days
award ending 2027-08-31 · Research.gov
PAPPG 24-1: “at least ten calendar days prior to the end date”
Final report due29 Dec 2027in 437 days
award ending 2027-08-31 · Research.gov
PAPPG 24-1: “no later than 120-days following the end date of the award”
Project outcomes report due29 Dec 2027in 437 days
award ending 2027-08-31 · Research.gov
PAPPG 24-1: “no later than 120 days following the end date”
Award is closed out29 Dec 2027in 437 days
award ending 2027-08-31 · Research.gov
PAPPG 24-1: “financially closed out 120 days after their expiration date”

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NSF lists this award's end date as 31 August 2027.
NSF rules say the final report is due no later than 120 days after that.
So the final report is due by 29 December 2027.

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Award card

Award number: 2528142
Period of support: 15 Sep 2025 – 31 Aug 2027
Amount: $1,237,446
Awardee: Grow Oyster Reefs, LLC, Charlottesville, VA
Program: SBIR Phase II
Directorate: TIP

Abstract

The broader/commercial impact of this Small Business Innovation (SBIR) Phase II project lies in developing an innovative artificial reef tile system designed to replicate the natural growth of oysters, serving as a surrogate reef to jumpstart reef formation. With 85% of U.S. coastal oyster habitats degraded or lost and native oyster populations severely depleted, large-scale reef restoration has become both an…

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