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  1. CALVERT SYSTEMS ENGINEERING, INC

    BELLEVUE, NEMission sector: SETA & Engineering +4 more: Cyber & C5ISR, AI & Deep Tech R&D, Logistics & Base Ops, Medical & Readiness

    Unclaimed profile
    UEIKY61AMLP29S9CAGE61V84NAICS541330
    • Subcontracted for CLIENT/SERVER SOFTWARE SOLUTIONS, INC., KBR WYLE SERVICES, LLC +4 more. Source: USAspending.gov sub-awards (FSRS) (prime-reported)
    • GSA MAS contract. Source: USAspending.gov contract records and GSA CALC+, as of Nov 13, 2026
    • No confirmed screening-list match. No confirmed match on the Consolidated Screening List (screened Nov 14, 2026). Source: ITA Consolidated Screening List

    Government data from USAspending.gov sub-awards (FSRS), prime-reported; USAspending.gov contract records and GSA CALC+ (as of Nov 13, 2026); ITA Consolidated Screening List (as of Nov 14, 2026)

    Contract vehicles:GSA Multiple Award Schedule (MAS) · PrimeOASIS+ (One Acquisition Solution for Integrated Services Plus) · PrimeSeaPort-NxG (SeaPort Next Generation) · Prime
    Socio-economic status (SAM.gov):Small businessVOSBSDVOSB
    $75.7M obligated, last 36 months · Department of the Air Force, Department of the Navy

  2. HAMILTON ALLIANCE INC

    WEST PALM BEACH, FLMission sector: Logistics & Base Ops +1 more: MILCON & Facilities

    Unclaimed profile
    UEIKG1LP5G9GFA3CAGE36CC8NAICS562111
    • No confirmed screening-list match. No confirmed match on the Consolidated Screening List (screened Nov 14, 2026). Source: ITA Consolidated Screening List

    Government data from ITA Consolidated Screening List (as of Nov 14, 2026)

    Socio-economic status (SAM.gov):Small businessSDBHUBZoneVOSBSDVOSB
    $74.5M obligated, last 36 months · Department of Veterans Affairs, Department of the Navy

  3. ONE FEDERAL SOLUTION CORPORATION

    dba ONE FEDERAL SOLUTION CORPALEXANDRIA, VAMission sector: Cyber & C5ISR +5 more: Aerospace & UAS, SETA & Engineering, Logistics & Base Ops, MILCON & Facilities, Medical & Readiness

    Unclaimed profile
    UEIH7AZW3QECZB5CAGE35AQ2NAICS541511
    • Subcontracted for VECTRUS SYSTEMS CORPORATION, V2X SYSTEMS LLC. Source: USAspending.gov sub-awards (FSRS) (prime-reported)
    • GSA MAS contract. Source: USAspending.gov contract records and GSA CALC+, as of Nov 13, 2026
    • No confirmed screening-list match. No confirmed match on the Consolidated Screening List (screened Nov 14, 2026). Source: ITA Consolidated Screening List

    Government data from USAspending.gov sub-awards (FSRS), prime-reported; USAspending.gov contract records and GSA CALC+ (as of Nov 13, 2026); ITA Consolidated Screening List (as of Nov 14, 2026)

    Contract vehicles:GSA Multiple Award Schedule (MAS) · PrimeMDA SHIELD (Scalable Homeland Innovative Enterprise Layered Defense) · PrimeNASA SEWP VI (Solutions for Enterprise-Wide Procurement) · Prime+2 more
    Socio-economic status (SAM.gov):Small businessSDBVOSBSDVOSB
    $74.4M obligated, last 36 months · Department of State, U.S. Marshals Service

  4. CLIENT/SERVER SOFTWARE SOLUTIONS INC

    dba CONSTELLATION WESTVIENNA, VAMission sector: SETA & Engineering +6 more: Cyber & C5ISR, Aerospace & UAS, AI & Deep Tech R&D, Defense Mfg & Maritime, Logistics & Base Ops, Medical & Readiness

    Unclaimed profile
    UEICMSHG28J2L78CAGE1HYP0NAICS541330
    • Subcontracted for PERATON INC.. Source: USAspending.gov sub-awards (FSRS) (prime-reported)
    • GSA MAS contract. Source: USAspending.gov contract records and GSA CALC+, as of Nov 13, 2026
    • No confirmed screening-list match. No confirmed match on the Consolidated Screening List (screened Nov 14, 2026). Source: ITA Consolidated Screening List

    Government data from USAspending.gov sub-awards (FSRS), prime-reported; USAspending.gov contract records and GSA CALC+ (as of Nov 13, 2026); ITA Consolidated Screening List (as of Nov 14, 2026)

    Contract vehicles:GSA Multiple Award Schedule (MAS) · PrimeNASA SEWP VI (Solutions for Enterprise-Wide Procurement) · PrimeOASIS+ (One Acquisition Solution for Integrated Services Plus) · Prime+2 more
    Socio-economic status (SAM.gov):Small businessWOSBVOSBSDVOSB
    $73.8M obligated, last 36 months · Department of the Air Force, Internal Revenue Service

  5. SILVER OAKLEAF INC.

    dba SILVER OAK LEAF INCALPHARETTA, GAMission sector: SETA & Engineering +2 more: AI & Deep Tech R&D, Medical & Readiness

    Unclaimed profile
    UEIJM9JG39RSX57CAGE81GE7NAICS315210
    • No confirmed screening-list match. No confirmed match on the Consolidated Screening List (screened Nov 14, 2026). Source: ITA Consolidated Screening List

    Government data from ITA Consolidated Screening List (as of Nov 14, 2026)

    Socio-economic status (SAM.gov):Small businessVOSBSDVOSB
    $73.8M obligated, last 36 months · Defense Logistics Agency

  6. GLOBAL RESOURCE SOLUTIONS INC

    MCLEAN, VAMission sector: SETA & Engineering +3 more: Cyber & C5ISR, Logistics & Base Ops, Medical & Readiness

    Unclaimed profile
    UEICRKJNWWDZKA8CAGE48H78NAICS561612
    • Subcontracted for MANTECH ADVANCED SYSTEMS INTERNATIONAL, INC.. Source: USAspending.gov sub-awards (FSRS) (prime-reported)
    • GSA MAS contract. Source: USAspending.gov contract records and GSA CALC+, as of Nov 13, 2026
    • No confirmed screening-list match. No confirmed match on the Consolidated Screening List (screened Nov 14, 2026). Source: ITA Consolidated Screening List

    Government data from USAspending.gov sub-awards (FSRS), prime-reported; USAspending.gov contract records and GSA CALC+ (as of Nov 13, 2026); ITA Consolidated Screening List (as of Nov 14, 2026)

    Contract vehicles:GSA Multiple Award Schedule (MAS) · PrimeOASIS+ (One Acquisition Solution for Integrated Services Plus) · Prime
    Socio-economic status (SAM.gov):Small businessVOSBSDVOSB
    $73.7M obligated, last 36 months · Department of the Air Force, Office of Procurement Operations

  7. AWEN SOLUTIONS GROUP, LLC

    dba AWEN SOLUTIONS GROUP LLCALEXANDRIA, VAMission sector: SETA & Engineering +3 more: Cyber & C5ISR, MILCON & Facilities, Medical & Readiness

    Unclaimed profile
    UEIGQ11FK9GNNN1CAGE85SR0NAICS541330
    • GSA MAS contract. Source: USAspending.gov contract records and GSA CALC+, as of Nov 13, 2026
    • No confirmed screening-list match. No confirmed match on the Consolidated Screening List (screened Nov 14, 2026). Source: ITA Consolidated Screening List

    Government data from USAspending.gov contract records and GSA CALC+ (as of Nov 13, 2026); ITA Consolidated Screening List (as of Nov 14, 2026)

    Contract vehicles:GSA Multiple Award Schedule (MAS) · Prime
    Socio-economic status (SAM.gov):Small businessVOSBSDVOSB
    $73.6M obligated, last 36 months · Department of Veterans Affairs

  8. RELIANCE CONSTRUCTION MANAGEMENT COMPANY

    CARY, NCMission sector: SETA & Engineering +5 more: Cyber & C5ISR, AI & Deep Tech R&D, Defense Mfg & Maritime, Logistics & Base Ops, MILCON & Facilities

    Unclaimed profile
    UEIEPN8RNDZT2F7CAGE6YE87NAICS541330
    • No confirmed screening-list match. No confirmed match on the Consolidated Screening List (screened Nov 14, 2026). Source: ITA Consolidated Screening List

    Government data from ITA Consolidated Screening List (as of Nov 14, 2026)

    Contract vehicles:MDA SHIELD (Scalable Homeland Innovative Enterprise Layered Defense) · Prime
    Socio-economic status (SAM.gov):Small businessSDBVOSBSDVOSB
    $73.5M obligated, last 36 months · Department of the Army, Department of State

  9. C4 PLANNING SOLUTIONS, LLC

    BLYTHE, GAMission sector: Cyber & C5ISR +5 more: Aerospace & UAS, AI & Deep Tech R&D, SETA & Engineering, Logistics & Base Ops, Medical & Readiness

    Unclaimed profile
    UEICQKQLDXH9AM1CAGE1QK79NAICS541519
    • GSA MAS contract. Source: USAspending.gov contract records and GSA CALC+, as of Nov 13, 2026
    • No confirmed screening-list match. No confirmed match on the Consolidated Screening List (screened Nov 14, 2026). Source: ITA Consolidated Screening List

    Government data from USAspending.gov contract records and GSA CALC+ (as of Nov 13, 2026); ITA Consolidated Screening List (as of Nov 14, 2026)

    Contract vehicles:GSA Multiple Award Schedule (MAS) · PrimeSeaPort-NxG (SeaPort Next Generation) · Prime
    Socio-economic status (SAM.gov):Small businessVOSBSDVOSB
    $73.4M obligated, last 36 months · Department of the Navy, Department of the Army

  10. SAW CONTRACTING, INC.

    dba SAW CONTRACTINGVIRGINIA BEACH, VAMission sector: MILCON & Facilities

    Unclaimed profile
    UEIENJ3S1LZF839CAGE6ZRP1NAICS236220
    • No confirmed screening-list match. No confirmed match on the Consolidated Screening List (screened Nov 14, 2026). Source: ITA Consolidated Screening List

    Government data from ITA Consolidated Screening List (as of Nov 14, 2026)

    Socio-economic status (SAM.gov):Small businessVOSBSDVOSB
    $73.3M obligated, last 36 months · Department of Veterans Affairs, Public Buildings Service

  11. HDD JV

    LEESBURG, VAMission sector: MILCON & Facilities

    Unclaimed profile
    UEIKAYAM1VLLTZ3CAGE8DJ05NAICS236220
    • No confirmed screening-list match. No confirmed match on the Consolidated Screening List (screened Nov 14, 2026). Source: ITA Consolidated Screening List

    Government data from ITA Consolidated Screening List (as of Nov 14, 2026)

    Socio-economic status (SAM.gov):Small businessWOSBEDWOSB
    $73.1M obligated, last 36 months · Department of the Army, National Institute of Standards and Technology

  12. PRAETORIAN STANDARD, INC.

    FAYETTEVILLE, NCMission sector: SETA & Engineering +3 more: Aerospace & UAS, Logistics & Base Ops, Medical & Readiness

    Unclaimed profile
    UEIL96JFXX1MME6CAGE64JH6NAICS561612
    • No confirmed screening-list match. No confirmed match on the Consolidated Screening List (screened Nov 14, 2026). Source: ITA Consolidated Screening List

    Government data from ITA Consolidated Screening List (as of Nov 14, 2026)

    Socio-economic status (SAM.gov):Small businessVOSBSDVOSB
    $73M obligated, last 36 months · National Aeronautics and Space Administration

  13. CAMEO CONSULTING GROUP LLC

    ROCKVILLE, MDMission sector: SETA & Engineering +2 more: Cyber & C5ISR, Medical & Readiness

    Unclaimed profile
    UEIGR37ULLYKLK9CAGE6UHA6NAICS541611
    • SBIR/STTR · 1 award. SBIR/STTR awardee: Phase III-eligible for work derived from its SBIR/STTR projects. Source: SBIR.gov, as of Nov 12, 2026
    • GSA MAS contract. Source: USAspending.gov contract records and GSA CALC+, as of Nov 13, 2026
    • No confirmed screening-list match. No confirmed match on the Consolidated Screening List (screened Nov 14, 2026). Source: ITA Consolidated Screening List

    Government data from SBIR.gov (as of Nov 12, 2026); USAspending.gov contract records and GSA CALC+ (as of Nov 13, 2026); ITA Consolidated Screening List (as of Nov 14, 2026)

    Contract vehicles:GSA Multiple Award Schedule (MAS) · PrimeSeaPort-NxG (SeaPort Next Generation) · Prime
    Socio-economic status (SAM.gov):Small businessVOSBSDVOSB
    $72.6M obligated, last 36 months · Department of Veterans Affairs, Office of the Inspector General

  14. SINGULARITY SECURITY GROUP LLC

    MC LEAN, VAMission sector: SETA & Engineering

    Unclaimed profile
    UEILGE9Z9J6H921CAGE82DS0NAICS541611
    • Subcontracted for TRIAD NATIONAL SECURITY, LLC, SYSTEMS PLANNING AND ANALYSIS, INC.. Source: USAspending.gov sub-awards (FSRS) (prime-reported)
    • GSA MAS contract. Source: USAspending.gov contract records and GSA CALC+, as of Nov 13, 2026
    • No confirmed screening-list match. No confirmed match on the Consolidated Screening List (screened Nov 14, 2026). Source: ITA Consolidated Screening List

    Government data from USAspending.gov sub-awards (FSRS), prime-reported; USAspending.gov contract records and GSA CALC+ (as of Nov 13, 2026); ITA Consolidated Screening List (as of Nov 14, 2026)

    Contract vehicles:GSA Multiple Award Schedule (MAS) · Prime
    Socio-economic status (SAM.gov):Small businessVOSBSDVOSB
    $72.6M obligated, last 36 months · Department of the Navy, Department of the Air Force

  15. SIGO VALIANT JV LLC

    LOUISVILLE, KYMission sector: MILCON & Facilities

    Unclaimed profile
    UEIHA66BBL64SL3CAGE9NBS0NAICS236220
    • No confirmed screening-list match. No confirmed match on the Consolidated Screening List (screened Nov 14, 2026). Source: ITA Consolidated Screening List

    Government data from ITA Consolidated Screening List (as of Nov 14, 2026)

    Socio-economic status (SAM.gov):Small businessVOSBSDVOSB
    $72.5M obligated, last 36 months · Department of Veterans Affairs, Public Buildings Service

  16. MACGYVER SOLUTIONS, INC.

    dba MACGYVER SOLUTIONS INCPINEHURST, NCMission sector: Defense Mfg & Maritime +5 more: Aerospace & UAS, Space & SatCom, AI & Deep Tech R&D, SETA & Engineering, Medical & Readiness

    Unclaimed profile
    UEIJKVNT2ZWLA44CAGE7JP09NAICS441227
    • GSA MAS contract. Source: USAspending.gov contract records and GSA CALC+, as of Nov 13, 2026
    • No confirmed screening-list match. No confirmed match on the Consolidated Screening List (screened Nov 14, 2026). Source: ITA Consolidated Screening List

    Government data from USAspending.gov contract records and GSA CALC+ (as of Nov 13, 2026); ITA Consolidated Screening List (as of Nov 14, 2026)

    Contract vehicles:GSA Multiple Award Schedule (MAS) · Prime
    Socio-economic status (SAM.gov):Small businessHUBZoneVOSBSDVOSB
    $72.3M obligated, last 36 months · Federal Acquisition Service, Department of the Air Force

  17. FLATTER, INC

    FREDERICKSBURG, VAMission sector: Medical & Readiness +5 more: Cyber & C5ISR, AI & Deep Tech R&D, SETA & Engineering, Logistics & Base Ops, MILCON & Facilities

    Unclaimed profile
    UEIJJXNBUX9HE33CAGE1YYU3NAICS611430
    • Subcontracted for NATIONWIDE IT SERVICES, INC., NATIONWIDE IT SERVICES INC. Source: USAspending.gov sub-awards (FSRS) (prime-reported)
    • GSA MAS contract. Source: USAspending.gov contract records and GSA CALC+, as of Nov 13, 2026
    • No confirmed screening-list match. No confirmed match on the Consolidated Screening List (screened Nov 14, 2026). Source: ITA Consolidated Screening List

    Government data from USAspending.gov sub-awards (FSRS), prime-reported; USAspending.gov contract records and GSA CALC+ (as of Nov 13, 2026); ITA Consolidated Screening List (as of Nov 14, 2026)

    Contract vehicles:GSA Multiple Award Schedule (MAS) · PrimeMDA SHIELD (Scalable Homeland Innovative Enterprise Layered Defense) · PrimeNASA SEWP VI (Solutions for Enterprise-Wide Procurement) · Prime+2 more
    Socio-economic status (SAM.gov):Small businessVOSBSDVOSB
    $72.3M obligated, last 36 months · Department of the Air Force, Rural Housing Service

  18. SIRIS LLC

    MOUNT PLEASANT, SCMission sector: Logistics & Base Ops +2 more: AI & Deep Tech R&D, SETA & Engineering

    Unclaimed profile
    UEIC37AT8YS8YL7CAGE7UA50NAICS561210
    • GSA MAS contract. Source: USAspending.gov contract records and GSA CALC+, as of Nov 13, 2026
    • No confirmed screening-list match. No confirmed match on the Consolidated Screening List (screened Nov 14, 2026). Source: ITA Consolidated Screening List

    Government data from USAspending.gov contract records and GSA CALC+ (as of Nov 13, 2026); ITA Consolidated Screening List (as of Nov 14, 2026)

    Contract vehicles:GSA Multiple Award Schedule (MAS) · Prime
    Socio-economic status (SAM.gov):Small businessVOSBSDVOSB
    $72.2M obligated, last 36 months · Smithsonian Institution, Department of Veterans Affairs

  19. ATLAS ADVISORS LLC

    COLUMBUS, OHMission sector: SETA & Engineering +1 more: Logistics & Base Ops

    Unclaimed profile
    UEIM4LJBL4QFXM5CAGE643A3NAICS561311
    • GSA MAS contract. Source: USAspending.gov contract records and GSA CALC+, as of Nov 13, 2026
    • No confirmed screening-list match. No confirmed match on the Consolidated Screening List (screened Nov 14, 2026). Source: ITA Consolidated Screening List

    Government data from USAspending.gov contract records and GSA CALC+ (as of Nov 13, 2026); ITA Consolidated Screening List (as of Nov 14, 2026)

    Contract vehicles:GSA Multiple Award Schedule (MAS) · Prime
    Socio-economic status (SAM.gov):Small businessVOSBSDVOSB
    $71.9M obligated, last 36 months · Department of State, U.S. International Development Finance Corporation

  20. HARBOR SERVICES, INC

    dba HARBOR SERVICES INCNORTH CHARLESTON, SCMission sector: MILCON & Facilities

    Unclaimed profile
    UEIJH52YFL71EA3CAGE57YY6NAICS236220
    • No confirmed screening-list match. No confirmed match on the Consolidated Screening List (screened Nov 14, 2026). Source: ITA Consolidated Screening List

    Government data from ITA Consolidated Screening List (as of Nov 14, 2026)

    Socio-economic status (SAM.gov):Small businessSDBVOSBSDVOSB
    $71.9M obligated, last 36 months · Department of Veterans Affairs, Department of the Air Force

Directory facts come from SAM.gov and USAspending (synced nightly) and from profiles managed by the companies themselves. Every badge says who vouches for it: “verified” means TeamingIndex checked the credential; SPRS appears only as a blind bracket. How verification works