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  4. /Wisconsin

Federal contractors in Wisconsin

All contractors below list a Wisconsin headquarters in their SAM.gov registration. Obligation totals come from FPDS-NG transaction records.

Federal contractors headquartered in Wisconsin (WI) and registered with SAM.gov. Rankings reflect total obligated contract value from the Federal Procurement Data System.

19,459 contractorsOpen full filtered list

Top federal contractors

  1. #1
    OPTUM PUBLIC SECTOR SOLUTIONS, INC.
    LA CROSSE, WI
    NAICS 513210
    UEI XMUZGJN98231
  2. #2
    OSHKOSH DEFENSE LLC
    OSHKOSH, WI
    NAICS 336120
    UEI ZMXAHH8M8VL8
  3. #3
    MARINETTE MARINE CORPORATION
    MARINETTE, WI
    NAICS 336611
    UEI UZWBWJN3NLP3
  4. #4
    AMTEC CORPORATION
    JANESVILLE, WI
    NAICS 332993
    UEI Y6PYN1Q8UKY7
  5. #5
    OPTUMSERVE HEALTH SERVICES, INC.
    LA CROSSE, WI
    NAICS 621111
    UEI G5XXLHZSW8X3
  6. #6
    GOODWILL INDUSTRIES OF SOUTHEASTERN WISCONSIN, INC.
    MILWAUKEE, WI
    NAICS 813319
    UEI KAAVJRR2JGW9
  7. #7
    WISCONSIN PHYSICIANS SERVICE INSURANCE CORP.
    MADISON, WI
    NAICS 524114
    UEI HLY2E796N2L3
  8. #8
    KONECRANES NUCLEAR EQUIPMENT & SERVICES, LLC
    NEW BERLIN, WI
    NAICS 333923
    UEI SSHKFEPCWP31
  9. #9
    J. F. BRENNAN COMPANY, INC.
    LA CROSSE, WI
    NAICS 237990
    UEI LK42U7KJQKW4
  10. #10
    MICHELS CORP
    BROWNSVILLE, WI
    NAICS 237120
    UEI DLHBUYNTJP71
  11. #11
    GE PRECISION HEALTHCARE LLC
    WAUKESHA, WI
    NAICS 423450
    UEI JJURYE5M19G1
  12. #12
    JOHNSON CONTROLS, INC
    MILWAUKEE, WI
    NAICS 238220
    UEI CE8MGXAS9KJ6
  13. #13
    THE LEWIN GROUP, INC.
    LA CROSSE, WI
    NAICS 541611
    UEI KRVRMDJKAA16
  14. #14
    SHELTERED WINGS, INC
    BARNEVELD, WI
    NAICS 423910
    UEI Q137GBPDJN43
  15. #15
    FAIRBANKS MORSE, LLC
    BELOIT, WI
    NAICS 333618
    UEI TJ2MWNHN22G8
  16. #16
    FLEXION INC
    MADISON, WI
    NAICS 541519
    UEI GQJEZ44GH5S5
  17. #17
    DRS NAVAL POWER SYSTEMS INC
    MENOMONEE FALLS, WI
    NAICS 335311
    UEI GXPHJRVG9MR7
  18. #18
    TOWER INDUSTRIES, INC.
    GREENVILLE, WI
    NAICS 332993
    UEI C743LFW4MN86
  19. #19
    MICHELS CONSTRUCTION, INC.
    BROWNSVILLE, WI
    NAICS 237990
    UEI CDE7H8M86MB5
  20. #20
    LAKESIDE FOODS INC
    MANITOWOC, WI
    NAICS 311421
    UEI WNMQNPA6BPK3
  21. #21
    OPTUMSERVE TECHNOLOGY SERVICES, INC.
    LA CROSSE, WI
    NAICS 541519
    UEI T2SDN8AHFSY6
  22. #22
    CCS LINTECH JV LLC
    MILWAUKEE, WI
    NAICS 541519
    UEI ENRUJLMF3PC9
  23. #23
    PIERCE MANUFACTURING INC
    APPLETON, WI
    NAICS 336120
    UEI ZHMHC2YER1X3
  24. #24
    DISCOVERY ENERGY, LLC
    KOHLER, WI
    NAICS 335999
    UEI ZK1YCD6DKCF1
  25. #25
    KRUEGER INTERNATIONAL, INC.
    GREEN BAY, WI
    NAICS 337214
    UEI PAZHQEMYTSD8
  26. #26
    SCHUTT INDUSTRIES OF CLINTONVILLE, WIS., INC.
    CLINTONVILLE, WI
    NAICS 336212
    UEI YM6TJ6JJS2T6
  27. #27
    MASTERS GALLERY FOODS, INCORPORATED
    PLYMOUTH, WI
    NAICS 311513
    UEI KYKSJCN78W43
  28. #28
    SILVER LAKE CONSTRUCTION LLC
    MILWAUKEE, WI
    NAICS 237990
    UEI W6GRJ3NZZKF9
  29. #29
    ONEIDA ENVIRONMENTAL, LLC
    MILWAUKEE, WI
    NAICS 541620
    UEI FKSYFWA3HXW4
  30. #30
    DIDION, INC.
    CAMBRIA, WI
    NAICS 311211
    UEI EM9JSV6EBFU5
See all 19,459 contractors