Putting the award page together from the records…
Putting the award page together from the records…
Guidehouse Inc. received this contract from Washington Headquarters Services, Washington Headquarters Services: $62.33M obligated so far for support- management: auditing. Its period of performance ended 2026-04-26.
Key facts · data as of Oct 23, 2026
Source: USAspending.gov prime award records (obligations: money committed, not outlays), data as of Oct 23, 2026.
Cite this page: SpendQuery, Award HQ003421F0003, data as of Oct 23, 2026, https://spendquery.com/award?id=CONT_AWD_HQ003421F0003_9700_HQ003419A0017_9700
Guidehouse Inc.: all federal awards · Department of Defense: spending · Washington Headquarters Services: what it buys
AUDIT INFRASTRUCTURE SUPPORT SERVICES
SpendQuery holds FY2023 on; earlier years are on USAspending.gov.
No subawards reported for this award. Primes report subawards of $30,000 or more; many awards have none.
25 actions since 2022-10-21. Each is a modification or amendment with the money it added or took back.
| Date | Modification | Kind | Amount | What the agency wrote |
|---|---|---|---|---|
| 2025-12-18 | P00040 | Change order | $6.24M | AUDIT INFRASTRUCTURE SUPPORT SERVICES |
| 2025-11-05 | P00039 | Administrative change | -$296.6K | AUDIT INFRASTRUCTURE SUPPORT SERVICES |
| 2025-10-24 | P00038 | Option exercised | $3.08M | AUDIT INFRASTRUCTURE SUPPORT SERVICES. |
| 2025-08-29 | P00037 | Funding only | -$265.0K | AUDIT INFRASTRUCTURE SUPPORT SERVICES |
| 2025-03-27 | P00036 | Administrative change | -$5.0K | AUDIT INFRASTRUCTURE SUPPORT SERVICES |
| 2024-12-13 | P00035 | Supplemental agreement (work within scope) | $2.27M | AUDIT INFRASTRUCTURE SUPPORT SERVICES |
| 2024-10-25 | P00034 | Option exercised | $16.45M | AUDIT INFRASTRUCTURE SUPPORT SERVICES |
| 2024-10-24 | P00033 | Funding only | $0 | AUDIT INFRASTRUCTURE SUPPORT SERVICES |
| 2024-07-29 | P00032 | Funding only | $420.6K | AUDIT INFRASTRUCTURE SUPPORT SERVICES |
| 2024-06-07 | P00031 | Funding only | $208.3K | AUDIT INFRASTRUCTURE SUPPORT SERVICES |
| 2024-05-23 | P00030 | Administrative change | -$174.2K | AUDIT INFRASTRUCTURE SUPPORT SERVICES |
| 2024-05-10 | P00029 | Funding only | $5.45M | AUDIT INFRASTRUCTURE SUPPORT SERVICES |
| 2024-02-23 | P00028 | Funding only | $2.78M | AUDIT INFRASTRUCTURE SUPPORT SERVICES |
| 2024-02-02 | P00027 | Supplemental agreement (work within scope) | $0 | AUDIT INFRASTRUCTURE SUPPORT SERVICES |
| 2023-10-25 | P00026 | Option exercised | $8.70M | AUDIT INFRASTRUCTURE SUPPORT SERVICES |
| 2023-10-24 | P00025 | Funding only | $0 | AUDIT INFRASTRUCTURE SUPPORT SERVICES |
| 2023-08-25 | P00024 | Supplemental agreement (work within scope) | $561.9K | AUDIT INFRASTRUCTURE SUPPORT SERVICES |
| 2023-08-04 | P00023 | Change order | -$582.3K | AUDIT INFRASTRUCTURE SUPPORT SERVICES |
| 2023-07-07 | P00022 | Funding only | -$71.9K | AUDIT INFRASTRUCTURE SUPPORT SERVICES |
| 2023-05-22 | P00021 | Supplemental agreement (work within scope) | -$16.3K | AUDIT INFRASTRUCTURE SUPPORT SERVICES |
| 2023-04-18 | P00020 | Administrative change | -$633.7K | AUDIT INFRASTRUCTURE SUPPORT SERVICES |
| 2023-03-16 | P00019 | Supplemental agreement (work within scope) | $10.57M | AUDIT INFRASTRUCTURE SUPPORT SERVICES |
| 2023-01-26 | P00018 | Funding only | $2.73M | AUDIT INFRASTRUCTURE SUPPORT SERVICES |
| 2022-10-25 | P00017 | Option exercised | $4.93M | AUDIT INFRASTRUCTURE SUPPORT SERVICES |
| 2022-10-21 | P00016 | Supplemental agreement (work within scope) | -$1.3K | AUDIT INFRASTRUCTURE SUPPORT SERVICES |
Source: USAspending.gov prime award transactions and FSRS subaward reports, as loaded by SpendQuery (data as of 2026-10-23). Amounts are obligations (money committed), not outlays. The official record on USAspending.gov ↗