01 / Contract Profile
HHSO100201700028C Federal Contract Award
Agency code 7505
THE PURPOSE OF THIS MODIFICATION IS TO DEOBLIGATE FUNDING IN THE AMOUNT OF $500.00 IN CANCELLING FUNDS FROM CLIN 0002. END OF MODIFICATION.
02 / Contract Size and Status
What is the recorded size and timing of this contract?
03 / Spending Trend
HHSO100201700028C contract spending by fiscal year
Annual net obligations across the complete period available for this agency and PIID, from the first recorded fiscal year through the latest contract action.
Latest fiscal year obligations-$500
FY 2025Net obligationsComplete recorded range
| Fiscal year | Net obligations | Actions | Change |
|---|---|---|---|
| FY 2017 | $0 | 2 | — |
| FY 2019 | $3.82M | 3 | — |
| FY 2020 | $3.32M | 1 | −13.1% |
| FY 2021 | $1.00M | 3 | −69.9% |
| FY 2022 | $0 | 1 | −100.0% |
| FY 2025 | -$500 | 1 | — |
04 / Federal Buyer
Which organization manages this contract?
| Department | Contracting agency | Contracting office |
|---|---|---|
| HEALTH AND HUMAN SERVICES, DEPARTMENT OF | OFFICE OF ASSISTANT SECRETARY FOR PREPAREDNESS AND RESPONSE | BARDA - ASPR / DAAPPO / BARDA DCMA |
05 / Contractor
Who holds this federal contract?
TANGEN BIOSCIENCES, INC.
UEI K3D1V93LH4F8 · CAGE 6ZYQ1
06 / NAICS Industries
Which industries classify this contract?
| Code | Description | Obligations | Actions | Share |
|---|---|---|---|---|
| 541711 | RESEARCH AND DEVELOPMENT IN BIOTECHNOLOGY | $8.15M | 11 | 100.0% |
07 / Products and Services
What products or services were purchased?
08 / Place of Performance
Where is the work recorded?
BRANFORD, NEW HAVEN, CONNECTICUT, UNITED STATES
ZIP 064052918
09 / Contract Actions
What modifications and obligations were recorded?
| Signed date | Modification | Obligation | Contracting office | NAICS | PSC |
|---|---|---|---|---|---|
| Sep 30, 2025 | P00011 | -$500 | BARDA - ASPR / DAAPPO / BARDA DCMAOffice code 75A501 | 541711 | AN41 |
| May 31, 2022 | P00009 | $0 | BARDA - ASPR / DAAPPO / BARDA DCMAOffice code 75A501 | 541711 | AN41 |
| Dec 22, 2021 | P00008 | $0 | BARDA - ASPR / DAAPPO / BARDA DCMAOffice code 75A501 | 541711 | AN41 |
| Sep 27, 2021 | P00007 | $1.00M | BARDA - ASPR / DAAPPO / BARDA DCMAOffice code 75A501 | 541711 | AN41 |
| Aug 31, 2021 | P00006 | $0 | BARDA - ASPR / DAAPPO / BARDA DCMAOffice code 75A501 | 541711 | AN41 |
| Apr 29, 2020 | P00005 | $3.32M | BARDA - ASPR / DAAPPO / BARDA DCMAOffice code 75A501 | 541711 | AN41 |
| Jul 19, 2019 | P00004 | $3.82M | BARDA - ASPR / DAAPPO / BARDA DCMAOffice code 75A501 | 541711 | 6505 |
| May 13, 2019 | P00003 | $0 | BARDA - ASPR / DAAPPO / BARDA DCMAOffice code 75A501 | 541711 | AN41 |
| Mar 21, 2019 | P00002 | $0 | BARDA - ASPR / DAAPPO / BARDA DCMAOffice code 75A501 | 541711 | AN41 |
| Nov 6, 2017 | 1 | $0 | BARDA - ASPR / DAAPPO / BARDA DCMAOffice code 75A501 | 541711 | AN41 |
| Sep 27, 2017 | Base action | $0 | BARDA - ASPR / DAAPPO / BARDA DCMAOffice code 75A501 | 541711 | AN41 |
10 / Reading the Contract
How should this award record be interpreted?
Read the PIID as a transaction history, not as a single purchase price. Net obligations combine the base action with later increases, reductions, corrections, and deobligations recorded under the same contract.
Verify the buyer
Agency and office identify who manages the procurement relationship.
Follow modifications
Each action can change funding, scope, dates, or administrative terms.
Compare the market
Use NAICS, PSC, and the contractor profile to identify related buyers and competitors.