W58RGZ20F0003↗
Science and Engineering Services, LLC received this contract from W6QK Acc-Rsa, Department of the Army: $1.05M obligated so far for miscellaneous aircraft accessories and components. Its period of performance ended 2026-04-15.
Key facts · data as of Oct 25, 2026
- Recipient
- Science and Engineering Services, LLC
- Awarding agency
- Department of the Army (Department of Defense)
- Contracting office
- W6QK Acc-Rsa (W58RGZ)
- Obligated to date
- $1.05M
- Potential value
- $12.37M
- Ends
- 2026-04-15
Source: USAspending.gov prime award records (obligations: money committed, not outlays), data as of Oct 25, 2026.
Cite this page: SpendQuery, Award W58RGZ20F0003, data as of Oct 25, 2026, https://spendquery.com/award?id=CONT_AWD_W58RGZ20F0003_9700_W58RGZ19D0045_9700
Science and Engineering Services, LLC: all federal awards · Department of Defense: spending · W6QK Acc-Rsa: what it buys
PROVIDE FIELDING SUPPORT, PROCURE/MANUFACTURE MODIFICATION WORK TO ORDER (MWO) KITS, MWO INSTALLATION, ENGINE AIR PARTICLE SEPARATOR (EAPS) PAINT, VALIDATION SUPPORT, VERIFICATION, LOGISTICAL SUPPORT, RSLFAC CH-47F MULTIYEAR-TWO (MYII) AIRCRAFT.
What it is
- Product or service
- Miscellaneous Aircraft Accessories and Components (PSC 1680)
- Industry
- Aircraft Manufacturing (NAICS 336411)
- Contracting office
- W6QK Acc-Rsa (W58RGZ)
- Competition
- Full and open after exclusion of sources · 2 offers received
- Pricing
- Cost plus fixed fee
- How it was bought
- Multiple-award IDIQ · under W58RGZ19D0045
- Where the work is
- Madison, AL · district AL-05
Obligations by fiscal year
SpendQuery holds FY2023 on; earlier years are on USAspending.gov.
Subcontractors: where the money went next
7 subawards totaling $988.9K (94.5% of what was obligated), as Science and Engineering Services, LLC reported them. Primes report subawards of $30,000 or more; smaller ones and unreported ones aren't here.
| Subcontractor | Amount | Subawards | Where | First | Last |
|---|---|---|---|---|---|
| Tin-Mar, Inc. | $473.8K | 2 | AL | 2024-01-25 | 2024-12-13 |
| Relogic Research, Inc. | $276.8K | 2 | AL | 2023-11-29 | 2025-03-26 |
| Transdigm Group Incorporated | $107.9K | 1 | CA | 2024-03-14 | 2024-03-14 |
| Grace Aerospace LLC | $95.0K | 1 | FL | 2024-06-17 | 2024-06-17 |
| World Micro Components, LLC | $35.4K | 1 | GA | 2023-04-14 | 2023-04-14 |
The largest single subawards
| Date | To | Amount | For |
|---|---|---|---|
| 2024-12-13 | Tin-Mar, Inc. | $386.6K | MATERIALS IN SUPPORT OF THE LSF CONTRACT. |
| 2023-11-29 | Relogic Research, Inc. | $191.4K | €¢3D SCAN COMPONENTS RELATED TO THE LOWER DOOR ASSEMBLY ON THE CH-47F TO INCLUDE DOOR SKIN, BRACKETS, HARDWARE, AND MOUNTING POINTS. €¢DESIGN A RESCUE HOIST DOOR PLUG SIMILAR TO THE EXISTING CH-47F LOWER DOOR… |
| 2024-03-14 | Hartwell Corporation | $107.9K | MATERIALS IN SUPPORT OF THE LSF CONTRACT. |
| 2024-06-17 | Grace Aerospace LLC | $95.0K | MATERIALS IN SUPPORT OF THE LSF CONTRACT. |
| 2024-01-25 | Tin-Mar, Inc. | $87.2K | MATERIALS IN UPPORT OF THE LSF CONTACT. |
| 2025-03-26 | Relogic Research, Inc. | $85.3K | THIS CHANGE ORDER IS TO EXTEND THE PERIOD OF PERFORMANCE AGAINST PO LINE 3 DUE TO DELAYS IN THE RESCUE HOIST DOOR PLUG INSTALLATION AND ADDED LINES 4 AND 5 FOR TABUK RAP TESTING TRAVEL. |
| 2023-04-14 | World Micro Components, LLC | $35.4K | MATERIALS IN SUPPORT OF THE LSF CONTRACT. |
Every action
18 actions since 2022-10-18. Each is a modification or amendment with the money it added or took back.
| Date | Modification | Kind | Amount | What the agency wrote |
|---|---|---|---|---|
| 2026-04-06 | P00028 | Supplemental agreement (work within scope) | $0 | REQUIREMENT FOR THE ROYAL SAUDI LAND FORCES AVIATION COMMAND (RSLFAC) FIELDING SUPPORT PROGRAM FOR EIGHT RSLFAC CH-47F MULTI-TWO AIRCRAFT. |
| 2026-03-30 | P00027 | Supplemental agreement (work within scope) | -$669.0K | REQUIREMENT FOR THE ROYAL SAUDI LAND FORCES AVIATION COMMAND (RSLFAC) FIELDING SUPPORT PROGRAM FOR EIGHT RSLFAC CH-47F MULTI-TWO AIRCRAFT. |
| 2026-02-04 | P00026 | Supplemental agreement (work within scope) | $0 | REQUIREMENT FOR THE ROYAL SAUDI LAND FORCES AVIATION COMMAND (RSLFAC) FIELDING SUPPORT PROGRAM FOR EIGHT RSLFAC CH-47F MULTI-TWO AIRCRAFT. |
| 2025-10-14 | P00025 | Change order | $0 | EXTENDING PERIOD OF PERFORMANCE ON 2 CLINS |
| 2025-09-02 | P00024 | Change order | -$400 | REQUIREMENT FOR THE ROYAL SAUDI LAND FORCES AVIATION COMMAND (RSLFAC) FIELDING SUPPORT PROGRAM FOR EIGHT RSLFAC CH-47F MULTIYEAR-TWO AIRCRAFT. |
| 2025-05-14 | P00023 | Funding only | -$38.0K | REQUIREMENT FOR THE ROYAL SAUDI LAND FORCES AVIATION COMMAND (RSLFAC) FIELDING SUPPORT PROGRAM FOR EIGHT RSLFAC CH-47F MULTIYEAR-TWO AIRCRAFT. |
| 2025-04-17 | P00022 | Funding only | $0 | REQUIREMENT FOR THE ROYAL SAUDI LAND FORCES AVIATION COMMAND (RSLFAC) FIELDING SUPPORT PROGRAM FOR EIGHT RSLFAC CH-47F MULTIYEAR-TWO AIRCRAFT. |
| 2025-03-13 | P00021 | Supplemental agreement (work within scope) | $0 | REQUIREMENT FOR THE ROYAL SAUDI LAND FORCES AVIATION COMMAND (RSLFAC) FIELDING SUPPORT PROGRAM FOR EIGHT RSLFAC CH-47F MULTIYEAR-TWO AIRCRAFT. |
| 2024-09-30 | P00020 | Supplemental agreement (work within scope) | $0 | REQUIREMENT FOR THE ROYAL SAUDI LAND FORCES AVIATION COMMAND (RSLFAC) FIELDING SUPPORT PROGRAM FOR EIGHT RSLFAC CH-47F MULTIYEAR-TWO AIRCRAFT. |
| 2024-09-16 | P00019 | Supplemental agreement (work within scope) | -$500 | REQUIREMENT FOR THE ROYAL SAUDI LAND FORCES AVIATION COMMAND (RSLFAC) FIELDING SUPPORT PROGRAM FOR EIGHT CH-47F MULTIYEAR-TWO AIRCRAFT. |
| 2024-08-12 | P00018 | Supplemental agreement (work within scope) | $0 | REQUIREMENT FOR THE ROYAL SAUDI LAND FORCES AVIATION COMMAND (RSLFAC) FIELDING SUPPORT PROGRAM FOR EIGHT RSLFAC CH-47F MULTIYEAR-TWO AIRCRAFT. |
| 2024-06-03 | P00017 | Change order | $0 | REQUIREMENT FOR THE ROYAL SAUDI LAND FORCES AVIATION COMMAND (RSLFAC) FIELDING SUPPORT PROGRAM FOR EIGHT RSLFAC CH-47F MULTIYEAR-TWO AIRCRAFT. |
| 2024-02-27 | P00016 | Funding only | $0 | REQUIREMENT FOR THE ROYAL SAUDI LAND FORCES AVIATION COMMAND (RSLFAC) FIELDING SUPPORT PROGRAM FOR EIGHT RSLFAC CH-47F MULTIYEAR-TWO AIRCRAFT. |
| 2023-11-20 | P00015 | Change order | $1.58M | REQUIREMENT FOR THE ROYAL SAUDI LAND FORCES AVIATION COMMAND (RSLFAC) FIELDING SUPPORT PROGRAM FOR EIGHT RSLFAC CH-47F MULTIYEAR-TWO AIRCRAFT. |
| 2023-09-05 | P00014 | Supplemental agreement (work within scope) | $0 | CH-47 SAUDI FIELDING SUPPORT PACKAGE |
| 2023-04-11 | P00013 | Supplemental agreement (work within scope) | $44.4K | GEN3X ENGINE CONTROL UNIT (ECU) PLATFORM TEST AND DELIVERY OF ELECTROMAGNETIC COMPATIBILITY CHECK (EMC) TEST REPORT |
| 2023-01-30 | P00012 | Supplemental agreement (work within scope) | $126.3K | CH-47F ROYAL SAUDI LAND FORCES AVIATION COMMAND (RSLFAC) FIELDING SUPPORT PROGRAM CH-47F MULTIYEAR-TWO (MYII) PROCUREMENT/INSTALLATION LOGISTICS SUPPORT |
| 2022-10-18 | P00011 | Supplemental agreement (work within scope) | $0 | CH-47F ROYAL SAUDI LAND FORCES AVIATION COMMAND (RSLFAC) FIELDING SUPPORT PROGRAM CH-47F MULTIYEAR-TWO (MYII) PROCUREMENT/INSTALLATION LOGISTICS SUPPORT. |
Source: USAspending.gov prime award transactions and FSRS subaward reports, as loaded by SpendQuery (data as of 2026-10-25). Amounts are obligations (money committed), not outlays. The official record on USAspending.gov ↗