W912BV22F0158↗
Halff Associates, Inc. received this contract from W076 Endist Tulsa, Department of the Army: -$2.10M obligated so far for architect and engineering- construction: miscellaneous buildings. Its period of performance ended 2026-09-23.
Key facts · data as of Oct 26, 2026
- Recipient
- Halff Associates, Inc.
- Awarding agency
- Department of the Army (Department of Defense)
- Contracting office
- W076 Endist Tulsa (W912BV)
- Obligated to date
- -$2.10M
- Potential value
- $4.14M
- Ends
- 2026-09-23
Source: USAspending.gov prime award records (obligations: money committed, not outlays), data as of Oct 26, 2026.
Cite this page: SpendQuery, Award W912BV22F0158, data as of Oct 26, 2026, https://spendquery.com/award?id=CONT_AWD_W912BV22F0158_9700_W912BV19D0022_9700
Halff Associates, Inc.: all federal awards · Department of Defense: spending · W076 Endist Tulsa: what it buys · The follow-on: recompete brief
PHASE I REMEDIAL INVESTIGATION OF PER- AND POLYFLUOROALKYL SUBSTANCES (PFAS) AT JBSA LACKLAND
Up for re-bid: ends 2026-09-23. Recompete brief → · $499M AE General Services MATOC ↗
What it is
- Product or service
- Architect and Engineering- Construction: Miscellaneous Buildings (PSC C1JZ)
- Industry
- Engineering Services (NAICS 541330)
- Contracting office
- W076 Endist Tulsa (W912BV)
- Competition
- Full and open competition · 1 offer received
- Pricing
- Firm fixed price
- How it was bought
- Multiple-award IDIQ · under W912BV19D0022
- Where the work is
- Bexar, TX · district TX-23
Obligations by fiscal year
SpendQuery holds FY2023 on; earlier years are on USAspending.gov.
Subcontractors: where the money went next
No subawards reported for this award. Primes report subawards of $30,000 or more; many awards have none.
Every action
4 actions since 2023-11-27. Each is a modification or amendment with the money it added or took back.
| Date | Modification | Kind | Amount | What the agency wrote |
|---|---|---|---|---|
| 2026-05-15 | P00004 | Funding only | $79.1K | PHASE I REMEDIAL INVESTIGATION OF PER- AND POLYFLUOROALKYL SUBSTANCES (PFAS) AT JBSA LACKLAND - MODIFICATION NO. P00004 IS NEEDED TO ADD FUNDS UNDER CLIN 0002 CONSULTING SERVICES. |
| 2026-05-15 | P00003 | Funding only | -$79.1K | PHASE I REMEDIAL INVESTIGATION OF PER- AND POLYFLUOROALKYL SUBSTANCES (PFAS) AT JBSA LACKLAND - MODIFICATION NO. P00003 IS NEEDED TO DEOBLIGATE FUNDS UNDER CLIN 0001 DUE TO THE LYSIMETERS WORK NO LONGER BEING NEEDED. |
| 2025-09-09 | P00002 | Administrative change | $0 | PHASE I REMEDIAL INVESTIGATION OF PER-AND POLYFLUOROALKYL SUBSTANCES (PFAS) AT JBSA LACKLAND. MOD P00002 - EXTEND TASK ORDER POP. |
| 2023-11-27 | P00001 | Supplemental agreement (work within scope) | -$2.10M | PHASE I REMEDIAL INVESTIGATION OF PER-AND POLYFLUOROALKYL SUBSTANCES (PFAS) AT JBSA LACKLAND - MODIFICATION P00001 DESCOPES WORK FROM TASK 5-7 DUE TO NEW REGULATIONS. |
Source: USAspending.gov prime award transactions and FSRS subaward reports, as loaded by SpendQuery (data as of 2026-10-26). Amounts are obligations (money committed), not outlays. The official record on USAspending.gov ↗