govchime
Federal
My Workspace
Saved Searches
Favorites
Opportunities
Active Opportunities
Award Notices
Archived
Market Intelligence
Contract Awards
Vendor Profiles
Agency Profiles
Analytics
Leaderboards
Spending Trends
Set-Aside Performance
Resources
Glossary
FAQs
Blog
govchime
govchime

Data sourced from SAM.gov, USAspending.gov, and public resources. No warranties or guarantees.

Product

OpportunitiesVendorsAgenciesAnalytics

Resources

GlossaryFAQsSAM.gov

Company

AboutContactBlog

Legal

Privacy PolicyTerms of Service

© 2025 GovChime. All rights reserved.

SitemapAccessibilitySecurity
Legal Name
UEI
CAGE Code
HQ City/State
HQ Country
Primary NAICS
Obligated (All)
FY Obligated
Contracts
Status
Website
  1. Home
  2. /
  3. Vendors
  4. /NAICS 51

Top federal contractors in NAICS 51

Every contractor below has declared NAICS 51 in SAM.gov. Values reflect cumulative obligations reported to FPDS.

Federal contractors classified under NAICS 51. Ranked by total obligated contract value from FPDS-NG and USAspending.gov.

17,955 contractorsOpen full filtered list

Top federal contractors

  1. #1
    OPTUM PUBLIC SECTOR SOLUTIONS, INC.
    LA CROSSE, WI
    NAICS 513210
    UEI XMUZGJN98231
  2. #2
    PERATON ENTERPRISE SOLUTIONS LLC
    CHANTILLY, VA
    NAICS 518210
    UEI MBSRAWAQ9559
  3. #3
    AT&T Enterprises, LLC
    Chantilly, VA
    NAICS 517111
    UEI MX89BGD5FK75
  4. #4
    PALANTIR USG INC
    PALO ALTO, CA
    NAICS 513210
    UEI HNN4F9JZWDY8
  5. #5
    VERIZON BUSINESS NETWORK SERVICES LLC
    ASHBURN, VA
    NAICS 517111
    UEI GEYFS4D96R55
  6. #6
    LANTERIS SPACE LLC
    EAST PALO ALTO, CA
    NAICS 517410
    UEI T6LZES9CRKC5
  7. #7
    VIASAT INC
    CARLSBAD, CA
    NAICS 517410
    UEI L9Z1ASN3B8E7
  8. #8
    LUMEN TECHNOLOGIES GOVERNMENT SOLUTIONS, INC.
    DENVER, CO
    NAICS 517111
    UEI LL22S1ELLY93
  9. #9
    AMAZON WEB SERVICES, INC.
    SEATTLE, WA
    NAICS 518210
    UEI NQEWN6C1LSU5
  10. #10
    IRIDIUM GOVERNMENT SERVICES LLC
    TEMPE, AZ
    NAICS 517410
    UEI S77SW52LCR57
  11. #11
    AGILE DECISION SCIENCES, LLC
    HUNTSVILLE, AL
    NAICS 518210
    UEI C6EMRJ67V4M3
  12. #12
    EMERGENT, LLC
    VIRGINIA BEACH, VA
    NAICS 513210
    UEI NUNVJJM2UYY1
  13. #13
    REED TECHNOLOGY AND INFORMATION SERVICES LLC
    HORSHAM, PA
    NAICS 513199
    UEI M8U2V6FM8643
  14. #14
    TATITLEK TECHNOLOGIES, LLC
    ANCHORAGE, AK
    NAICS 518210
    UEI Y6EBGJ91P6R5
  15. #15
    Halvik LLC
    VIENNA, VA
    NAICS 519290
    UEI VMRTJLWMQRH7
  16. #16
    PALANTIR TECHNOLOGIES INC.
    AVENTURA, FL
    NAICS 513210
    UEI FSY4LVSBGWB7
  17. #17
    EAGLE HARBOR, LLC
    ANCHORAGE, AK
    NAICS 518210
    UEI KYNNE53LWS99
  18. #18
    INNOVATIVE MANAGEMENT CONCEPTS, INC
    BLAIRSVILLE, GA
    NAICS 519290
    UEI E1KJG94MCPL7
  19. #19
    BLUESTAQ LLC
    COLORADO SPRINGS, CO
    NAICS 518210
    UEI CEWHKDV21BC8
  20. #20
    TRACE SYSTEMS, INC.
    McLean, VA
    NAICS 517410
    UEI EJL6AMKWYLP5
  21. #21
    ATT MOBILITY LLC
    ATLANTA, GA
    NAICS 517112
    UEI P2S7GZFBCSJ1
  22. #22
    ENVIRONMENTAL SYSTEMS RESEARCH INSTITUTE, INC.
    REDLANDS, CA
    NAICS 513210
    UEI WUK9A5UR33S7
  23. #23
    CELLCO PARTNERSHIP
    BASKING RIDGE, NJ
    NAICS 517112
    UEI CK77N4SCAJD3
  24. #24
    CA, INC.
    RESTON, VA
    NAICS 513210
    UEI K51UG4BJGE68
  25. #25
    IAP WORLD SERVICES, INC.
    MELBOURNE, FL
    NAICS 517111
    UEI NRM4CHKGTCE7
  26. #26
    WIDEPOINT INTEGRATED SOLUTIONS CORP
    FAIRFAX, VA
    NAICS 517121
    UEI MKJGBYTR5MM4
  27. #27
    LUMEN TECHNOLOGIES GOVERNMENT SOLUTIONS, INC.
    HERNDON, VA
    NAICS 517111
    UEI VVDMKTX1N1L4
  28. #28
    GALAPAGOS FEDERAL SYSTEMS LLC
    KIHEI, HI
    NAICS 518210
    UEI N3GDEB78RNF8
  29. #29
    GLOBAL ENTERPRISE SOLUTIONS, INC.
    RESTON, VA
    NAICS 517410
    UEI RL2UXQCGMBD9
  30. #30
    FAVOR TECHCONSULTING, LLC
    ARLINGTON, VA
    NAICS 519290
    UEI R4WTAS3E7BA4
See all 17,955 contractors