Data / Federal awards / NAICS 541330 / OST INC
OST INC: 72 federal contract awards, $142.0 million obligated (FY2024 to FY2027)
OST INC (UEI FPLRRX1M2YS5), Mclean, VA, received 72 federal prime contract awards with $142.0 million obligated in fiscal years 2024 to 2027, from 8 agencies under 9 NAICS codes. Its largest buyer is Department of Defense ($118.6 million) and its largest code is NAICS 541330 Engineering Services.
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- UEI
- FPLRRX1M2YS5
- Location
- Mclean, VA
- Business size
- Other Than Small Business
- Contract awards
- 72
- Obligated
- $142.0 million
- First action in window
- 2023-10-10
- Latest action
- 2026-09-24
Where the work is
NAICS codes, with the other winners in each.
| NAICS | Industry | Awards | Obligated |
|---|---|---|---|
| 541330 | Engineering Services | 53 | $99.3 million |
| 541990 | All Other Professional, Scientific, and Technical Services | 4 | $27.4 million |
| 541350 | Building Inspection Services | 2 | $19.2 million |
| 541715 | Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology) | 3 | $500 |
| 541519 | Other Computer Related Services | 2 | $0 |
| 332993 | Ammunition (except Small Arms) Manufacturing | 1 | $0 |
| 541511 | Custom Computer Programming Services | 2 | $-15,927 |
| 541512 | Computer Systems Design Services | 3 | $-101,384 |
| 524292 | Pharmacy Benefit Management and Other Third Party Administration of Insurance and Pension Funds | 2 | $-3,910,507 |
Buying agencies
| Agency | Awards | Obligated |
|---|---|---|
| Department of Defense | 57 | $118.6 million |
| Department of Homeland Security | 6 | $23.5 million |
| General Services Administration | 3 | $2,500 |
| Department of the Treasury | 1 | $0 |
| Department of Transportation | 1 | $0 |
| Department of Health and Human Services | 1 | $0 |
| National Aeronautics and Space Administration | 1 | $0 |
| Department of Housing and Urban Development | 2 | $-117,312 |
Obligations by fiscal year
| Fiscal year | Obligated |
|---|---|
| FY2024 | $69 million |
| FY2025 | $52.5 million |
| FY2026 | $20.5 million |
Contract awards
The 50 largest of 72 awards by dollars obligated 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| W900KK26FA025 | Department of Defense | Delivery Order | 541350 | SYSTEMS ENGINEERING AND TECHNICAL ASSISTANCE BRIDGE | $19,236,250 | $55,073,159 | February 1, 2026 | August 14, 2026 | Orlando, FL | usaspending.gov |
| W900KK25FA013 | Department of Defense | Delivery Order | 541330 | TASK ORDER FOR SYSTEMS ENGINEERING AND TECHNICAL ASSISTANCE (SETA) SUPPORT TO PROJECT MANAGER TRAINING DEVICES. (PM TRADE) | $17,572,784 | $17,607,313 | February 15, 2025 | February 14, 2026 | Orlando, FL | usaspending.gov |
| 70FA6023F00000037 | Department of Homeland Security | Delivery Order | 541990 | PROVIDE STANDARD INSURANCE OPERATIONS SUPPORT INCLUDING INSURANCE SUBJECT MATTER EXPERTISE AND STANDARD BUSINESS OPERATIONS. | $16,809,321 | $38,088,731 | June 6, 2023 | June 5, 2025 | Washington, DC | usaspending.gov |
| W900KK24F7001 | Department of Defense | Delivery Order | 541330 | SYSTEM ENGINEERING AND TECHNICAL ASSISTANCE TASK ORDER FOR PROJECT MANAGER TRAINING DEVICES. | $13,767,351 | $13,767,351 | March 15, 2024 | February 14, 2025 | Orlando, FL | usaspending.gov |
| 70FA6025F00000032 | Department of Homeland Security | Delivery Order | 541990 | STAFF WILL COORDINATE WITH THE WRITE YOUR OWN INSURANCE COMPANIES AND THE NFIP DIRECT CONTRACTOR AS THEY WORK TOGETHER TO PROVIDE THE INFORM | $12,613,906 | $12,613,906 | September 30, 2025 | October 22, 2026 | Washington, DC | usaspending.gov |
| W900KK24F7032 | Department of Defense | Delivery Order | 541330 | SYSTEM ENGINEERING AND TECHNICAL ASSISTANCE TASK ORDER FOR PROJECT MANAGER SYNTHETIC ENVIRONMENT. | $10,585,889 | $11,346,224 | March 1, 2024 | February 14, 2025 | Orlando, FL | usaspending.gov |
| W900KK24F7011 | Department of Defense | Delivery Order | 541330 | SYSTEMS ENGINEERING AND TECHNICAL ASSISTANCE TASK ORDER FOR PROJECT LEAD TRAINING AIDS, DEVICES, SIMULATORS AND SIMULATIONS (TADSS) SUPPORT | $8,777,487 | $9,285,994 | February 15, 2024 | February 14, 2025 | Orlando, FL | usaspending.gov |
| W900KK25FA014 | Department of Defense | Delivery Order | 541330 | TASK ORDER PROJECT LEAD TADSS SUPPORT OPERATIONS | $8,245,991 | $8,801,293 | February 15, 2025 | February 14, 2026 | Orlando, FL | usaspending.gov |
| W900KK25FA015 | Department of Defense | Delivery Order | 541330 | TASK ORDER FOR PROJECT MANAGER SYNTHETIC ENVIRONMENT (PM SE) | $8,001,610 | $13,877,732 | February 15, 2025 | February 14, 2026 | Orlando, FL | usaspending.gov |
| W900KK25FA008 | Department of Defense | Delivery Order | 541330 | SYSTEMS ENGINEERING AND TECHNICAL ASSISTANCE II (SETA II). NEW TASK ORDER FOR PROJECT MANAGER FOR CYBER, TEST, AND TRAINING (PM CT2). | $5,556,615 | $5,824,415 | February 15, 2025 | February 14, 2026 | Orlando, FL | usaspending.gov |
| W900KK24F7052 | Department of Defense | Delivery Order | 541330 | SYSTEMS ENGINEERING AND TECHNICAL ASSISTANCE SUPPORT FOR PROJECT MANAGER FOR CYBER, TEST, AND TRAINING. | $4,875,487 | $5,016,829 | March 1, 2024 | February 14, 2025 | Orlando, FL | usaspending.gov |
| W900KK24F7041 | Department of Defense | Delivery Order | 541330 | SYSTEMS ENGINEERING AND TECHNICAL ASSISTANCE SUPPORT SERVICES FOR STAFF AND ADMINISTRATIVE SUPPORT. | $4,678,837 | $4,678,837 | March 23, 2024 | February 14, 2025 | Orlando, FL | usaspending.gov |
| W900KK25FA004 | Department of Defense | Delivery Order | 541330 | SYSTEMS ENGINEERING AND TECHNICAL ASSISTANCE II. NEW TASK ORDER FOR PROGRAM EXECUTIVE OFFICE (PEO) FOR SIMULATION, TRAINING, AND INSTRUMENTA | $4,579,658 | $4,579,658 | February 15, 2025 | February 14, 2026 | Orlando, FL | usaspending.gov |
| W900KK25FA002 | Department of Defense | Delivery Order | 541330 | SETA II NEW TASK ORDER FOR PROJECT LEAD INTERNATIONAL PROGRAM OFFICE (IPO) | $3,950,124 | $3,982,483 | February 15, 2025 | February 14, 2026 | Washington, DC | usaspending.gov |
| W900KK25FA007 | Department of Defense | Delivery Order | 541330 | SYSTEMS ENGINEERING AND TECHNICAL ASSISTANCE II (SETA II) NEW TASK ORDER FOR PROJECT MANAGER CYBER, TEST AND TRAINING (PM CT2) THREAT SYSTEM | $2,982,773 | $2,982,773 | February 15, 2025 | February 14, 2026 | Orlando, FL | usaspending.gov |
| W900KK24F7042 | Department of Defense | Delivery Order | 541330 | SYSTEMS ENGINEER AND TECHNICAL ASSISTANCE LABOR AND TRAVEL IN SUPPORT OF INTERNATIONAL PROGRAM OFFICE. | $2,865,416 | $3,054,827 | April 15, 2024 | February 14, 2025 | Washington, DC | usaspending.gov |
| W900KK24F7054 | Department of Defense | Delivery Order | 541330 | SYSTEMS ENGINEERING AND TECHNICAL ASSISTANCE SUPPORT SERVICES FOR THREAT SYSTEMS MANAGEMENT OFFICE. | $2,793,495 | $2,793,495 | March 1, 2024 | February 14, 2025 | Orlando, FL | usaspending.gov |
| W900KK25FA017 | Department of Defense | Delivery Order | 541330 | SETA II NEW TASK ORDER FOR PROJECT LEAD ENTERPRISE TRANSFORMATION AND INTEGRATION | $766,992 | $785,792 | February 15, 2025 | February 14, 2026 | Orlando, FL | usaspending.gov |
| W900KK24F7061 | Department of Defense | Delivery Order | 541330 | SYSTEM ENGINEERING AND TECHNICAL ASSISTANCE TASK ORDER FOR PROJECT LEAD ENTERPRISE TRANSFORMATION AND INTEGRATION. | $660,714 | $662,751 | March 15, 2024 | February 14, 2025 | Orlando, FL | usaspending.gov |
| W900KK25FA009 | Department of Defense | Delivery Order | 541330 | SETA II NEW TASK ORDER FOR FLIGHT SCHOOL TSS SUPPORT | $624,402 | $624,402 | February 15, 2025 | February 14, 2026 | Orlando, FL | usaspending.gov |
| W900KK24F7012 | Department of Defense | Delivery Order | 541330 | SYSTEM ENGINEERING AND TECHNICAL ASSISTANCE TASK ORDER FOR PROJECT LEAD TRAINING AIDS, DEVICES, SIMULATORS AND SIMULATION SUPPORT FOR FLIGHT | $591,179 | $591,179 | March 1, 2024 | February 14, 2025 | Orlando, FL | usaspending.gov |
| W900KK23F6042 | Department of Defense | Delivery Order | 541330 | SYSTEMS ENGINEERING AND TECHNICAL ASSISTANCE LABOR AND TRAVEL IN SUPPORT OF INTERNATIONAL PROGRAM OFFICE. | $497,986 | $3,383,766 | April 15, 2023 | April 14, 2024 | Washington, DC | usaspending.gov |
| W900KK23F6032 | Department of Defense | Delivery Order | 541330 | SYSTEMS ENGINEERING AND TECHNICAL ASSISTANCE SUPPORT FOR PROJECT MANAGER SYNTHETIC ENVIRONMENT | $224,935 | $8,306,759 | March 1, 2023 | February 29, 2024 | Orlando, FL | usaspending.gov |
| W900KK23F6011 | Department of Defense | Delivery Order | 541330 | SYSTEMS ENGINEERING AND TECHNICAL ASSISTANCE SUPPORT FOR PROJECT LEAD TRAINING AIDS, DEVICES, SIMULATORS AND SIMULATION SUPPORT OPERATIONS | $199,798 | $7,387,891 | February 15, 2023 | February 14, 2024 | Orlando, FL | usaspending.gov |
| W900KK23F6001 | Department of Defense | Delivery Order | 541330 | SYSTEMS ENGINEERING AND TECHNICAL ASSISTANCE SUPPORT FOR SOLDIER TRAINING PROGRAM MANAGER. | $91,000 | $17,076,919 | March 15, 2023 | March 14, 2024 | Orlando, FL | usaspending.gov |
| 47QRCA25DU657 | General Services Administration | IDC | 541350 | ONE ACQUISITION SOLUTION FOR INTEGRATED SERVICES PLUS (OASIS+) UNRESTRICTED MULTIPLE AGENCY CONTRACT (MAC) | $2,500 | $999,999,999,999 | April 15, 2025 | usaspending.gov | ||
| HQ085926FE078 | 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 |
| 80TECH26D1876 | National Aeronautics and Space Administration | GWAC | 541330 | NASA ITPO SEWP VI GWAC SOLICITATION. THE PRINCIPAL PURPOSE OF THIS REQUIREMENT IS TO PROVIDE THE FEDERAL GOVERNMENT WITH AN ALL-ENCOMPASSING | $0 | $20,000,000,000 | November 1, 2026 | usaspending.gov | ||
| HHSN316201200161W | Department of Health and Human Services | GWAC | 541512 | IGF::OT::IGF IT AND TELECOM- OTHER IT AND TELECOMMUNICATIONS | $0 | $20,000,000,000 | July 12, 2012 | usaspending.gov | ||
| TIRNO11D000280003 | Department of the Treasury | Delivery Order | 541519 | IGF::CT::IGF MISSION CRITICAL WORK FOR ACA PROGRAM IN FLIGHT AND FUTURE RELEASES. REQUISITE PROJECT MANAGEMENT AND COR LEVEL SUPPORT WILL BE | $0 | $9,631,704 | September 26, 2015 | July 24, 2017 | Washington, DC | usaspending.gov |
| 47QRAA18D0090 | General Services Administration | FSS | 541512 | FEDERAL SUPPLY SCHEDULE CONTRACT | $0 | $100,000,000 | May 4, 2018 | usaspending.gov | ||
| 692M1525D00003 | Department of Transportation | IDC | 541519 | INFORMATION TECHNOLOGY INNOVATIVE PROCUREMENT STRATEGIC SOURCING (ITIPSS) IS A MULTIPLE AWARD IDIQ CONTRACT TO ACQUIRE INFORMATION TECHNOLOG | $0 | $2,419,300,000 | November 12, 2024 | usaspending.gov | ||
| 70FB7021D00000014 | Department of Homeland Security | IDC | 541990 | NFIP STANDARD OPERATIONS CONTRACT (SOC), TO PROVIDE STANDARD INSURANCE OPERATIONS SUPPORT INCLUDING INSURANCE SUBJECT MATTER EXPERTISE AND S | $0 | $99,000,000 | March 3, 2021 | usaspending.gov | ||
| W900KK19F2051 | Department of Defense | Delivery Order | 541330 | SYSTEMS ENGINEERING AND TECHNICAL ASSISTANCE II (SETA) TASK ORDER 2051 IN SUPPORT OF PROJECT MANAGER (PM) INSTRUMENTATION, TARGETS AND THREA | $0 | $2,931,944 | June 23, 2019 | March 23, 2020 | Orlando, FL | usaspending.gov |
| W900KK19F2052 | Department of Defense | Delivery Order | 541330 | SYSTEMS ENGINEERING AND TECHNICAL ASSISTANCE SERVICES SUPPORTING PROGRAM EXECUTIVE OFFICE SIMULATION TRAINING AND INSTRUMENTATION, PROGRAM M | $0 | $3,500,138 | March 1, 2019 | February 29, 2020 | Orlando, FL | usaspending.gov |
| W900KK20F3052 | Department of Defense | Delivery Order | 541330 | SYSTEMS ENGINEERING TECHNICAL ASSISTANCE (SETA) II SUPPORTING PROGRAM MANAGER CYBER, TEST, AND TRAINING (CT2). | $0 | $3,289,541 | March 1, 2020 | February 28, 2021 | Orlando, FL | usaspending.gov |
| 47QTCA22D00DN | General Services Administration | FSS | 541511 | EO14042 THIS CONTRACT INCLUDES THE FEDERAL ACQUISITION REGULATION (FAR) CLAUSE 52.223-99 ENSURING ADEQUATE COVID-19 SAFETY PROTOCOLS FOR FED | $0 | $25,000,000 | September 27, 2022 | usaspending.gov | ||
| 1054 | Department of Defense | Delivery Order | 541330 | IGF::OT::IGF SETA II - PROJECT MANAGER INSTRUMENTATION, TARGETS AND THREAT SIMULATORS, AND SOF TRAINING SYSTEMS (PM ITTS) THREAT SYSTEMS MAN | $0 | $1,641,494 | June 16, 2018 | February 28, 2019 | Orlando, FL | usaspending.gov |
| HQ085926DE209 | Department of Defense | IDC | 541715 | THE CONTRACTOR SHALL PROVIDE ALL NECESSARY MATERIALS, LABOR, EQUIPMENT AND FACILITIES INCIDENTAL TO THE PERFORMANCE OF THIS REQUIREMENT IN A | $0 | $151,000,000,000 | December 29, 2025 | usaspending.gov | ||
| N0017819F8246 | Department of Defense | Delivery Order | 541330 | SEAPORT NXG MINIMUM OBLIGATION TASK ORDER | $0 | $500 | January 2, 2019 | January 1, 2029 | Washington, DC | usaspending.gov |
| N0017816D8933 | Department of Defense | IDC | 541330 | IGF::OT::IGF SEAPORT ENHANCED | $0 | $3,960,000,000 | June 30, 2016 | usaspending.gov | ||
| FA865621DA035 | Department of Defense | IDC | 332993 | EGLIN WIDE AGILE ACQUISITIONS CONTRACT, (EWAAC) | $0 | $46,000,000,000 | September 23, 2021 | usaspending.gov | ||
| W15P7T19D0091 | Department of Defense | IDC | 541715 | THIS CONTRACT WILL PROVIDE ACC-APG CUSTOMERS, OTHER PROGRAM EXECUTIVE OFFICES (PEOS), OTHER DEPARTMENT OF DEFENSE (DOD) AGENCIES, AND OTHER | $0 | $37,400,000,000 | October 18, 2018 | usaspending.gov | ||
| N0017819D8246 | Department of Defense | IDC | 541330 | SEAPORT-NXG | $0 | $500 | January 2, 2019 | usaspending.gov | ||
| W900KK17D0002 | Department of Defense | IDC | 541330 | IGF::CT::IGF SETA II BASE ID/IQ CONTRACT AWARD_FIVE-YEAR ORDERING PERIOD WITH A CONTRACT CEILING NTE $248M | $0 | $435,400,000 | May 10, 2017 | usaspending.gov | ||
| W900KK23F6041 | Department of Defense | Delivery Order | 541330 | SYSTEMS ENGINEERING AND TECHNICAL ASSISTANCE (SETA) SUPPORT FOR STAFF AND ADMINISTRATIVE SUPPORT. | $-6,089 | $4,980,455 | March 23, 2023 | March 22, 2024 | Orlando, FL | usaspending.gov |
| 1021 | Department of Defense | Delivery Order | 541330 | IGF::CT::IGF - SETA II TASK ORDER 1021 | $-12,394 | $1,634,103 | June 30, 2018 | June 29, 2019 | Washington, DC | usaspending.gov |
| HUDCOPC23830OPCT0001 | Department of Housing and Urban Development | Delivery Order | 541511 | OPERATIONAL AND CORRECTIVE MAINTENANCE FOR GIMS II | $-15,927 | $2,473,830 | March 30, 2011 | May 29, 2014 | Washington, DC | usaspending.gov |
| W900KK19F2021 | Department of Defense | Delivery Order | 541330 | SYSTEMS ENGINEERING AND TECHNICAL ASSISTANCE (SETA) II JOINT PROGRAM MANAGER MEDICAL MODELING AND SIMULATION (JPM MMS) LOT YEAR 3 | $-19,377 | $1,123,462 | June 30, 2019 | February 29, 2020 | Washington, DC | usaspending.gov |
| W900KK21F4054 | Department of Defense | Delivery Order | 541330 | SETA II - LABOR AND TRAVEL IN SUPPORT OF PM CT2/TSMO TASK ORDER 4054 | $-29,514 | $2,498,650 | March 1, 2021 | February 28, 2022 | Orlando, FL | usaspending.gov |
Also on SpecStream
- All recipients under NAICS 541330 Engineering Services
- All recipients under NAICS 541990 All Other Professional, Scientific, and Technical Services
- All recipients under NAICS 541350 Building Inspection Services
- Open opportunities under NAICS 541330
- Open opportunities under NAICS 541990
- Open opportunities under NAICS 541350
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.