Contract W911S720C0004
Tsay Professional Services, Inc. · Department Of Defense · August 31, 2021
Tsay Professional Services, Inc. was awarded a federal contract by Department Of Defense (Department Of The Army) on August 31, 2021 for $10.23 million of work in facilities support services. Performance is in Fort Leonard Wood, MO. It was awarded under an 8(a) sole-source set-aside. The contract has been modified 39 times since the base award It uses firm fixed-price contract pricing. The most recent modification was on November 28, 2025. If all options are exercised, the contract could reach $151.12 million.
Contract details
- PIID
- W911S720C0004
- Award type
- Definitive Contract
- Pricing
- Firm Fixed Price
- Set-aside
- 8a Competed
- Competition
- Full And Open Competition After Exclusion Of Sources
- NAICS
- 561210 · Facilities Support Services
- Product / service
- Operation Of Other Administrative Facilities And Service Buildings
- Place of performance
- Fort Leonard Wood, MO
- First action
- August 31, 2021
- Latest action
- November 28, 2025
Description
W911S720C0004 BMC PWS CONTROLS REMOVED EFFECTIVE 3.18.2025 COPY SENT VIA EMAIL WITH P00201 DISTRIBUTION
Modification timeline
-
November 28, 2025Mod P00217 · Supplemental Agreement For Work Within Scope$134.44M
-
September 26, 2025Mod P00216 · Other Administrative ActionCONSTRUCTION$134.77M
-
September 23, 2025Mod P00215 · Other Administrative ActionCONSTRUCTION$134.77M
-
August 26, 2025Mod P00214 · Other Administrative ActionCONSTRUCTION$134.77M
-
August 20, 2025Mod P00213 · Other Administrative ActionCONSTRUCTION$134.77M
-
August 11, 2025Mod P00212 · Other Administrative ActionCONSTRUCTION$134.77M
-
August 4, 2025Mod P00211 · Other Administrative ActionCONSTRUCTION$134.77M
-
July 30, 2025Mod P00210 · Funding Only ActionCONSTRUCTION$134.77M
-
July 9, 2025Mod P00209 · Other Administrative ActionCONSTRUCTION$134.77M
-
September 28, 2024Mod P00185 · Funding Only ActionCONSTRUCTION$109.37M
Top contractors in NAICS 561210
Lifetime obligated dollars across all federal contracts in this NAICS code.
| # | Contractor | Contracts | Obligated |
|---|---|---|---|
| 1 | Triad National Security, Llc | 1 | $4.67B |
| 2 | National Technology & Engineering Solutions Of Sandia, Llc | 1 | $3.69B |
| 3 | Consolidated Nuclear Security, Llc | 1 | $2.42B |
| 4 | Savannah River Nuclear Solutions Llc | 1 | $2.13B |
| 5 | Honeywell Federal Manufacturing & Technologies, Llc | 1 | $1.82B |
| 6 | Pantexas Deterrence, Llc | 1 | $1.24B |
| 7 | Ut-Battelle Llc | 1 | $1.13B |
| 8 | Mission Support & Test Services Llc | 1 | $806.43M |
| 9 | Strategic Storage Partners, Llc. | 1 | $338.52M |
| 10 | Vectrus Systems Llc | 54 | $327.44M |
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Frequently asked questions
What is contract W911S720C0004?
Contract W911S720C0004 is a federal contract awarded to Tsay Professional Services, Inc. by Department Of Defense on August 31, 2021 for $10.23 million of work classified under FACILITIES SUPPORT SERVICES. It has been modified 39 times since the base award.
Who won contract W911S720C0004?
Tsay Professional Services, Inc. won contract W911S720C0004 from Department Of Defense.
How much is contract W911S720C0004 worth?
Contract W911S720C0004 has obligated $10.23 million to date, with a total potential value of $151.12 million if all options are exercised.