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Department of Defense contractors in Wisconsin

Use this state-scoped buyer page to see which visible federal contractors sit closest to Department of Defense inside Wisconsin.

State: Wisconsin
Last updated: April 5, 2026

Visible recipients

4

Mapped obligations

$23,698,503,469

Top NAICS links

4

Top recipients

Visible recipients tied to Department of Defense in Wisconsin

Optumserve Health Services, Inc.

La Crosse, WI

Optumserve Health Services, Inc. is a federal category business profile based in La Crosse, WI. The current public data layer shows $3,482,949,179 in visible federal obligations across 61 awards or transactions. Department of Veterans Affairs appears as the strongest visible awarding agency. Top industry concentration is in NAICS 621111 (Offices of Physicians (except Mental Health Specialists)). The profile also shows meaningful product and service activity in PSC Q403.

$2,480,052,256

Oshkosh Defense LLC

Oshkosh, WI

Oshkosh Defense LLC is a federal category business profile based in Oshkosh, WI. The current public data layer shows $842,597,370 in visible federal obligations across 7,038 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 336992 (Military Armored Vehicle, Tank, and Tank Component Manufacturing). The profile also shows meaningful product and service activity in PSC 2355.

$21,216,813,987

The Lewin Group, Inc.

La Crosse, WI

The Lewin Group, Inc. is a federal category business profile based in La Crosse, WI. The current public data layer shows $46,392,453 in visible federal obligations across 82 awards or transactions. Department of Health and Human Services appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541720 (Research and Development in the Social Sciences and Humanities). The profile also shows meaningful product and service activity in PSC R499.

$1,622,512

Faith Technologies, Inc.

Menasha, WI

Faith Technologies, Inc. is a federal category business profile based in Menasha, WI. The current public data layer shows $581,008 in visible federal obligations across 5 awards or transactions. Department of Health and Human Services appears as the strongest visible awarding agency. Top industry concentration is in NAICS 238210 (Electrical Contractors and Other Wiring Installation Contractors). The profile also shows meaningful product and service activity in PSC Z111.

$14,714

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Industry paths for Department of Defense in Wisconsin

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Product and service paths for Department of Defense in Wisconsin