Data / Federal awards / NAICS 541715 / HEPBURN AND SONS LLC
HEPBURN AND SONS LLC: 19 federal contract awards, $7.9 million obligated (FY2024 to FY2027)
HEPBURN AND SONS LLC (UEI TLLAP6FKHA99), Manassas, VA, received 19 federal prime contract awards with $7.9 million obligated in fiscal years 2024 to 2027, from 2 agencies under 4 NAICS codes. Its largest buyer is Department of Defense ($7.9 million) and its largest code is NAICS 541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology).
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- TLLAP6FKHA99UEI
- Manassas, VALocation
- Small BusinessBusiness size
- 19Contract awards
- $7.9 millionObligated
- 2023-10-19First action in window
- 2026-06-28Latest action
Where the work is
NAICS codes, with the other winners in each.
| NAICS | Industry | Awards | Obligated |
|---|---|---|---|
| 541715 | Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology) | 13 | $6.4 million |
| 541713 | Research and Development in Nanotechnology | 2 | $1.4 million |
| 333310 | Commercial and Service Industry Machinery Manufacturing | 1 | $139,993 |
| 541330 | Engineering Services | 3 | $0 |
Buying agencies
| Agency | Awards | Obligated |
|---|---|---|
| Department of Defense | 18 | $7.9 million |
| General Services Administration | 1 | $0 |
Obligations by fiscal year
| Fiscal year | Obligated |
|---|---|
| FY2024 | $5.2 million |
| FY2025 | $2.1 million |
| FY2026 | $629,153 |
Contract awards
All 19 awards in fiscal years 2024 to 2027.
| Award ID | Agency | Type | NAICS | What it buys | Obligated in window | Award value | Starts | Ends | Place of performance | Source |
|---|---|---|---|---|---|---|---|---|---|---|
| FA680024P0031 | Department of Defense | Purchase Order | 541715 | SMALL BUSINESS INNOVATION RESEARCH DIRECT TO PHASE II PROPOSAL F2D-13693 - IN-SITU SOLID STATE REPAIR OF DAMAGED AIRCRAFT STRUCTURES UTILIZI | $1,799,989 | $1,799,989 | September 3, 2024 | August 3, 2026 | Manassas, VA | usaspending.gov |
| N0002425CS029 | Department of Defense | Definitive Contract | 541713 | BASE | $1,270,642 | $1,270,642 | October 21, 2024 | October 21, 2027 | Manassas, VA | usaspending.gov |
| N6833523C0284 | Department of Defense | Definitive Contract | 541715 | SBIR PHASE II. | $1,099,996 | $1,699,993 | May 22, 2023 | May 25, 2026 | Manassas, VA | usaspending.gov |
| N6833523C0217 | Department of Defense | Definitive Contract | 541715 | STTR PHASE II. | $1,099,952 | $1,699,926 | April 11, 2023 | May 13, 2026 | Manassas, VA | usaspending.gov |
| FA239124CB002 | Department of Defense | Definitive Contract | 541715 | ANALYSIS OF MELD ADDITIVE FRICTION STIR DEPOSITION APPLICATIONS TO IMPROVE THE PRODUCTION OF LOW-COST ATTRITABLE UAVS | $749,752 | $749,752 | October 19, 2023 | January 19, 2026 | Manassas, VA | usaspending.gov |
| N6833522C0041 | Department of Defense | Definitive Contract | 541715 | RESEARCH AND DEVELOPMENT | $663,083 | $1,599,904 | November 9, 2021 | August 20, 2025 | Manassas, VA | usaspending.gov |
| N6833522C0546 | Department of Defense | Definitive Contract | 541715 | RESEARCH AND DEVELOPMENT | $299,997 | $1,099,990 | July 25, 2022 | February 21, 2026 | Manassas, VA | usaspending.gov |
| HDTRA225CE004 | Department of Defense | Definitive Contract | 541715 | PREDICTIVE METHODOLOGY FOR TAMPED DIRECT LASER IMPULSE PARAMETER OPTIMIZATION - SBIR PHASE I PROPOSAL NO. T243-0004-0161 | $199,985 | $199,985 | September 23, 2025 | April 23, 2026 | Manassas, VA | usaspending.gov |
| FA680024P0034 | Department of Defense | Purchase Order | 541715 | SMALL BUSINESS INNOVATION RESEARCH PHASE I PROPOSAL F242-0001-0106 - DIGITAL ENGINEERING APPLIED TO THE BOEING B-52H STRATOFORTRESS FOR INTE | $179,957 | $179,957 | September 23, 2024 | March 24, 2025 | Manassas, VA | usaspending.gov |
| N6833524C0406 | Department of Defense | Definitive Contract | 541715 | RESEARCH AND DEVELOPMENT. | $139,997 | $139,997 | July 15, 2024 | January 15, 2025 | Arlington, VA | usaspending.gov |
| N6833524C0451 | Department of Defense | Definitive Contract | 541715 | SBIR PHASE I | $139,993 | $139,993 | July 15, 2024 | January 15, 2025 | Manassas, VA | usaspending.gov |
| N0002425CT125 | Department of Defense | Definitive Contract | 333310 | RESEARCH AND DEVELOPMENT SERVICES IN ACCORDANCE WITH THE CONTRACTOR'S PHASE I PROPOSAL ENTITLED MVDC PROTECTIVE RELAY SYSTEM WITH SHIPBOARD | $139,993 | $139,993 | June 5, 2025 | December 5, 2025 | Manassas, VA | usaspending.gov |
| N0002425CT120 | Department of Defense | Definitive Contract | 541713 | KICKOFF BRIEFING | $139,992 | $139,992 | May 27, 2025 | May 16, 2026 | Manassas, VA | usaspending.gov |
| HQ085926FE573 | Department of Defense | Delivery Order | 541715 | SCALABLE HOMELAND INNOVATIVE ENTERPRISE LAYERED DEFENSE (SHIELD) INITIAL ORDER. | $500 | $500 | December 29, 2025 | December 28, 2035 | Huntsville, AL | usaspending.gov |
| 47QRAA25D001E | General Services Administration | FSS | 541330 | FEDERAL SUPPLY SCHEDULE CONTRACT | $0 | $44,000,000 | October 31, 2024 | usaspending.gov | ||
| N0017819F7760 | Department of Defense | Delivery Order | 541330 | SEAPORT NXG MINIMUM OBLIGATION TASK ORDER | $0 | $500 | January 2, 2019 | January 1, 2029 | Manassas, VA | usaspending.gov |
| HQ085926DF245 | Department of Defense | IDC | 541715 | THE CONTRACTOR SHALL PERFORM THE WORK SPECIFIED IN SECTION C OF THIS SCALABLE HOMELAND INNOVATIVE ENTERPRISE LAYERED DEFENSE (SHIELD) MULTIP | $0 | $151,000,000,000 | December 29, 2025 | usaspending.gov | ||
| N6833518C0070 | Department of Defense | Definitive Contract | 541715 | RESEARCH AND DEVELOPMENT IGF::OT::IGF | $0 | $1,499,963 | February 7, 2018 | May 31, 2021 | Manassas, VA | usaspending.gov |
| N0017819D7760 | Department of Defense | IDC | 541330 | SEAPORT-NXG | $0 | $500 | January 2, 2019 | usaspending.gov |
Also on SpecStream
- All recipients under NAICS 541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
- All recipients under NAICS 541713 Research and Development in Nanotechnology
- All recipients under NAICS 333310 Commercial and Service Industry Machinery Manufacturing
- Open opportunities under NAICS 541715
- Open opportunities under NAICS 333310
Updated October 6, 2026. Read from USAspending.gov. Public U.S. federal spending data (U.S. Department of the Treasury). Obligations are the contract actions dated in fiscal years 2024 to 2027 of the USAspending.gov award archive of 2026-10-06; a contract's total value is its current value as USAspending reports it, including earlier years. Recipients are matched on their SAM.gov UEI, never on the name, and are shown as the government prints them. Sole proprietorships and opted-out entities count in the totals and are not named. Free to reuse with credit to SpecStream under CC BY 4.0. Spot a wrong value? Write to [email protected] with the link to this page.