Putting the award page together from the records…
Putting the award page together from the records…
Mantech Advanced Systems International, Inc. received this contract from NSWC Carderock, Department of the Navy: $35.56M obligated so far for national defense r&d services; department of defense - military; applied research. Its period of performance ended 2026-08-26.
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 N0016721F3010, data as of Oct 23, 2026, https://spendquery.com/award?id=CONT_AWD_N0016721F3010_9700_N0017819D8070_9700
Mantech Advanced Systems International, Inc.: all federal awards · Department of Defense: spending · NSWC Carderock: what it buys · The follow-on: recompete brief
ENGINEERING AND TECHNICAL SUPPORT SERVICES FOR SUBMARINE AND SURFACE SHIP ACOUSTIC SIGNATURE TRIALS FOR NAVAL SURFACE WARFARE CENTER CARDEROCK DIVISION, BANGOR DETACHMENT.
Up for re-bid: ends 2026-08-26. Recompete brief → · Weapons Effect Solicitation ↗
SpendQuery holds FY2023 on; earlier years are on USAspending.gov.
6 subawards totaling $8.38M (23.6% of what was obligated), as Mantech Advanced Systems International, Inc. reported them. Primes report subawards of $30,000 or more; smaller ones and unreported ones aren't here.
| Subcontractor | Amount | Subawards | Where | First | Last |
|---|---|---|---|---|---|
| Subsystem Technologies Inc. | $6.00M | 1 | VA | 2023-01-30 | 2023-01-30 |
| Timothy Gates | $1.50M | 1 | MD | 2025-09-25 | 2025-09-25 |
| Crystal Instruments Corporation | $750.0K | 1 | CA | 2023-01-04 | 2023-01-04 |
| General Standards Corp | $52.0K | 1 | AL | 2024-02-01 | 2024-02-01 |
| C & W Diving Services, Inc | $46.4K | 1 | CA | 2023-12-08 | 2023-12-08 |
| Syqwest LLC | $30.0K | 1 | RI | 2025-05-12 | 2025-05-12 |
| Date | To | Amount | For |
|---|---|---|---|
| 2023-01-30 | KMS Solutions, LLC | $6.00M | ENGINEERING SERVICES |
| 2025-09-25 | Timothy Gates | $1.50M | ENGINEERING SERVICES |
| 2023-01-04 | Crystal Instruments Corporation | $750.0K | MANUFACTURER ELECTRICAL EQUIPMENT |
| 2024-02-01 | General Standards Corp | $52.0K | CUSTOM ELECTRONICS BOARDS |
| 2023-12-08 | C & W Diving Services, Inc | $46.4K | DIVING SERVICES |
| 2025-05-12 | Syqwest LLC | $30.0K | HYDROPHONES |
36 actions since 2022-10-14. Each is a modification or amendment with the money it added or took back.
| Date | Modification | Kind | Amount | What the agency wrote |
|---|---|---|---|---|
| 2026-06-08 | P00047 | Supplemental agreement (work within scope) | $131.0K | THE PURPOSE OF THE SUBJECT TASK ORDER IS TO PROVIDE ENGINEERING AND TECHNICAL SUPPORT SERVICES FOR SUBMARINE AND SURFACE SHIP SIGNATURE TRIALS, ASSESS CURRENT MEASUREMENT SYSTEMS AND PROCEDURES, AND SUPPORT THE IMPROVEMENT THEREOF. |
| 2026-05-06 | P00046 | Funding only | $1.02M | THE PURPOSE OF THE SUBJECT TASK ORDER IS TO PROVIDE ENGINEERING AND TECHNICAL SUPPORT SERVICES FOR SUBMARINE AND SURFACE SHIP SIGNATURE TRIALS, ASSESS CURRENT MEASUREMENT SYSTEMS AND PROCEDURES, AND SUPPORT THE IMPROVEMENT THEREOF. |
| 2026-04-13 | P00045 | Funding only | $50.0K | THE PURPOSE OF THE SUBJECT TASK ORDER IS TO PROVIDE ENGINEERING AND TECHNICAL SUPPORT SERVICES FOR SUBMARINE AND SURFACE SHIP SIGNATURE TRIALS, ASSESS CURRENT MEASUREMENT SYSTEMS AND PROCEDURES, AND SUPPORT THE IMPROVEMENT THEREOF. |
| 2026-01-15 | P00044 | Funding only | $2.90M | INCREMENTAL FUNDING FOR ENGINEERING AND TECHNICAL SUPPORT SERVICES |
| 2025-09-15 | P00043 | Option exercised | $579.0K | ENGINEERING AND TECHNICAL SUPPORT SERVICES FOR SUBMARINE AND SURFACE SHIP ACOUSTIC SIGNATURE TRIALS, ASSESSMENT/IMPROVEMENT OF CURRENT MEASUREMENT SYSTEMS & PROCEDURES AND THE COLLECTION, REDUCTION, ANALYSIS, & REPORTING OF SUBMARINE/SURFACE TRIAL. |
| 2025-08-18 | P00042 | Option exercised | $5.95M | OPTION YEAR EXERCISE AND INCREMENTAL FUNDING FOR ENGINEERING AND TECHNICAL SUPPORT SERVICES FOR SUBMARINE AND SURFACE SHIP ACOUSTIC SIGNATURE TRIALS. |
| 2025-07-14 | P00041 | Administrative change | $0 | ADMINISTRATIVE CHANGES FOR ENGINEERING AND TECHNICAL SUPPORT SERVICES FOR SUBMARINE AND SURFACE SHIP ACOUSTIC SIGNATURE TRIALS. |
| 2025-07-03 | P00040 | Funding only | $250.0K | INCREMENTAL FUNDING FOR ENGINEERING AND TECHNICAL SUPPORT SERVICES FOR SUBMARINE AND SURFACE SHIP ACOUSTIC SIGNATURE TRIALS. |
| 2025-06-04 | P00039 | Supplemental agreement (work within scope) | $593.8K | INCREMENTAL FUNDING FOR ENGINEERING AND TECHNICAL SUPPORT SERVICES FOR SUBMARINE AND SURFACE SHIP ACOUSTIC SIGNATURE TRIALS. |
| 2025-04-07 | P00038 | Funding only | $935.0K | ENGINEERING AND TECHNICAL SUPPORT SERVICES FOR SUBMARINE AND SURFACE SHIP ACOUSTIC SIGNATURE TRIALS, ASSESSMENT/IMPROVEMENT OF CURRENT MEASUREMENT SYSTEMS & PROCEDURES AND THE COLLECTION, REDUCTION, ANALYSIS, & REPORTING OF DATA. |
| 2025-03-11 | P00037 | Funding only | $1.40M | INCREMENTAL FUNDING FOR ENGINEERING AND TECHNICAL SUPPORT SERVICES FOR SUBMARINE AND SURFACE SHIP ACOUSTIC SIGNATURE TRIALS. |
| 2025-02-12 | P00036 | Funding only | $306.8K | INCREMENTAL FUNDING FOR ENGINEERING AND TECHNICAL SUPPORT SERVICES FOR SUBMARINE AND SURFACE SHIP ACOUSTIC SIGNATURE TRIALS. |
| 2025-01-14 | P00035 | Funding only | $200.0K | INCREMENTAL FUNDING FOR ENGINEERING AND TECHNICAL SUPPORT SERVICES FOR SUBMARINE AND SURFACE SHIP ACOUSTIC SIGNATURE TRIALS. |
| 2024-12-04 | P00034 | Funding only | $1.60M | INCREMENTAL FUNDING FOR ENGINEERING AND TECHNICAL SUPPORT SERVICES FOR SUBMARINE AND SURFACE SHIP ACOUSTIC SIGNATURE TRIALS. |
| 2024-11-14 | P00033 | Funding only | $478.0K | INCREMENTAL FUNDING FOR ENGINEERING AND TECHNICAL SUPPORT SERVICES FOR SUBMARINE AND SURFACE SHIP ACOUSTIC SIGNATURE TRIALS. |
| 2024-08-22 | P00032 | Option exercised | $6.37M | EXERCISE OPTION YEAR AND INCREMENTAL FUNDING FOR ENGINEERING AND TECHNICAL SUPPORT SERVICES FOR SUBMARINE AND SURFACE SHIP ACOUSTIC SIGNATURE TRIALS. |
| 2024-07-15 | P00031 | Funding only | $90.0K | INCREMENTAL FUNDING FOR ENGINEERING AND TECHNICAL SUPPORT SERVICES FOR SUBMARINE AND SURFACE SHIP ACOUSTIC SIGNATURE TRIALS. |
| 2024-05-13 | P00030 | Funding only | $265.0K | INCREMENTAL FUNDING FOR ENGINEERING AND TECHNICAL SUPPORT SERVICES FOR SUBMARINE AND SURFACE SHIP ACOUSTIC SIGNATURE TRIALS. |
| 2024-04-15 | P00029 | Funding only | $310.0K | INCREMENTAL FUNDING FOR ENGINEERING AND TECHNICAL SUPPORT SERVICES FOR SUBMARINE AND SURFACE SHIP ACOUSTIC SIGNATURE TRIALS. |
| 2024-03-14 | P00028 | Funding only | $1.11M | INCREMENTAL FUNDING FOR ENGINEERING AND TECHNICAL SUPPORT SERVICES FOR SUBMARINE AND SURFACE SHIP ACOUSTIC SIGNATURE TRIALS. |
| 2024-02-13 | P00027 | Funding only | $1.38M | INCREMENTAL FUNDING FOR ENGINEERING AND TECHNICAL SUPPORT SERVICES FOR SUBMARINE AND SURFACE SHIP ACOUSTIC SIGNATURE TRIALS. |
| 2024-01-12 | P00026 | Funding only | $461.3K | INCREMENTAL FUNDING FOR ENGINEERING AND TECHNICAL SUPPORT SERVICES FOR SUBMARINE AND SURFACE SHIP ACOUSTIC SIGNATURE TRIALS. |
| 2023-12-11 | P00025 | Funding only | $70.0K | INCREMENTAL FUNDING FOR ENGINEERING AND TECHNICAL SUPPORT SERVICES FOR SUBMARINE AND SURFACE SHIP ACOUSTIC SIGNATURE TRIALS. |
| 2023-11-13 | P00024 | Funding only | $100.0K | INCREMENTAL FUNDING FOR ENGINEERING AND TECHNICAL SUPPORT SERVICES FOR SUBMARINE AND SURFACE SHIP ACOUSTIC SIGNATURE TRIALS. |
| 2023-09-21 | P00023 | Funding only | $1.07M | INCREMENTAL FUNDING AND SUBCONTRACTOR ADDITION FOR ENGINEERING AND TECHNICAL SUPPORT SERVICES FOR SUBMARINE AND SURFACE SHIP ACOUSTIC SIGNATURE TRIALS. |
| 2023-08-30 | P00022 | Funding only | $881.7K | INCREMENTAL FUNDING AND DEOBLIGATION OF UNUTILIZED FUNDS FOR ENGINEERING AND TECHNICAL SUPPORT SERVICES FOR SUBMARINE AND SURFACE SHIP ACOUSTIC SIGNATURE TRIALS. |
| 2023-08-21 | P00021 | Option exercised | $3.37M | EXERCISE OF OPTION YEAR TWO AND INCREMENTAL FUNDING FOR ENGINEERING AND TECHNICAL SUPPORT SERVICES FOR SUBMARINE AND SURFACE SHIP ACOUSTIC SIGNATURE TRIALS. |
| 2023-07-10 | P00020 | Funding only | $20.0K | INCREMENTAL FUNDING FOR ENGINEERING AND TECHNICAL SUPPORT SERVICES FOR SUBMARINE AND SURFACE SHIP ACOUSTIC SIGNATURE TRIALS. |
| 2023-06-09 | P00019 | Funding only | $147.0K | INCREMENTAL FUNDING FOR ENGINEERING AND TECHNICAL SUPPORT SERVICES FOR SUBMARINE AND SURFACE SHIP ACOUSTIC SIGNATURE TRIALS. |
| 2023-05-30 | P00018 | Funding only | -$25.2K | DEOBLIGATION OF FUNDS FOR ENGINEERING AND TECHNICAL SUPPORT SERVICES FOR SUBMARINE AND SURFACE SHIP ACOUSTIC SIGNATURE TRIALS. |
| 2023-04-11 | P00017 | Funding only | $96.0K | INCREMENTAL FUNDING AND DEOBLIGATION OF UNUTILIZED FUNDS FOR ENGINEERING AND TECHNICAL SUPPORT SERVICES FOR SUBMARINE AND SURFACE SHIP ACOUSTIC SIGNATURE TRIALS. |
| 2023-03-10 | P00016 | Funding only | $657.0K | INCREMENTAL FUNDING FOR ENGINEERING AND TECHNICAL SUPPORT SERVICES FOR SUBMARINE AND SURFACE SHIP ACOUSTIC SIGNATURE TRIALS. |
| 2023-02-13 | P00015 | Funding only | $399.0K | INCREMENTAL FUNDING FOR ENGINEERING AND TECHNICAL SUPPORT SERVICES FOR SUBMARINE AND SURFACE SHIP ACOUSTIC SIGNATURE TRIALS. |
| 2023-01-13 | P00014 | Funding only | $865.7K | INCREMENTAL FUNDING AND DEOBLIGATION OF UNUSED FUNDS FOR ENGINEERING AND TECHNICAL SUPPORT SERVICES FOR NAVAL SURFACE WARFARE CENTER, CARDEROCK DIVISION. |
| 2022-12-15 | P00013 | Funding only | $1.36M | FUNDING MODIFICATION IN SUPPORT OF ENGINEERING AND TECHNICAL SUPPORT SERVICES FOR SUBMARINE AND SURFACE SHIP ACOUSTIC SIGNATURE TRIALS. |
| 2022-10-14 | P00012 | Funding only | $158.0K | INCREMENTAL FUNDING FOR ENGINEERING AND TECHNICAL SUPPORT SERVICES FOR SUBMARINE AND SURFACE SHIP ACOUSTIC SIGNATURE TRIALS, ASSESSMENT/IMPROVEMENT OF CURRENT MEASUREMENT SYSTEMS & PROCEDURES |
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 ↗