| Year |
Employer |
Vendor Name |
Amount |
Source |
| 2025 |
Transportation, Department Of |
Pheifer Brothers Construction Co Inc |
$10,279,202.37 |
Wisconsin State Checkbook |
| 2024 |
Justice, Department Of |
Employee Trust Funds |
$10,266,652.37 |
Wisconsin State Checkbook |
| 2024 |
Transportation, Department Of |
Mead & Hunt Inc |
$10,266,124.92 |
Wisconsin State Checkbook |
| 2024 |
Transportation, Department Of |
H James & Sons Inc |
$10,265,249.25 |
Wisconsin State Checkbook |
| 2024 |
Justice, Department Of |
Department Of Administration |
$10,254,475.87 |
Wisconsin State Checkbook |
| 2021 |
Building Trust |
Market & Johnson Inc |
$10,251,049.78 |
Wisconsin State Checkbook |
| 2025 |
Health Services, Department Of |
Knowledge Services |
$10,239,127.14 |
Wisconsin State Checkbook |
| 2017 |
Tourism, Department Of |
Laughlin Constable Inc |
$10,213,892.44 |
Wisconsin State Checkbook |
| 2017 |
Tourism, Department Of |
Laughlin Constable Inc |
$10,213,892.44 |
Wisconsin State Checkbook |
| 2023 |
Health Services, Department Of |
Fusion Medical Staffing Llc |
$10,201,130.36 |
Wisconsin State Checkbook |
| 2024 |
University Of Wisconsin System |
Wellfleet |
$10,197,019.01 |
Wisconsin State Checkbook |
| 2023 |
Corrections, Department Of |
Sunburst Workforce Advisors |
$10,190,175.70 |
Wisconsin State Checkbook |
| 2025 |
Veterans Affairs, Department Of |
Health Dimensions Group |
$10,187,787.36 |
Wisconsin State Checkbook |
| 2021 |
Capital Improvement |
Market & Johnson Inc |
$10,164,398.09 |
Wisconsin State Checkbook |
| 2016 |
University Of Wisconsin System |
Dell Marketing Lp |
$10,128,819.25 |
Wisconsin State Checkbook |
| 2016 |
Transportation, Department Of |
Gerke Excavating Inc |
$10,112,442.15 |
Wisconsin State Checkbook |
| 2021 |
Wisconsin State Checkbook |
Madison Metro Transit |
$10,104,318.00 |
Wisconsin State Checkbook |
| 2020 |
Transportation |
Chippewa Concrete Services Inc |
$10,078,641.63 |
Wisconsin State Checkbook |
| 2025 |
Public Instruction, Department Of |
Employee Trust Funds |
$10,076,706.97 |
Wisconsin State Checkbook |
| 2025 |
University Of Wisconsin System |
Aladdin Food Management Services Llc |
$10,048,532.28 |
Wisconsin State Checkbook |
| 2020 |
General Fund-Uw |
Ae Business Solutions |
$10,047,928.92 |
Wisconsin State Checkbook |
| 2016 |
University Of Wisconsin System |
Michigan State University |
$10,025,266.83 |
Wisconsin State Checkbook |
| 2023 |
Revenue, Department Of |
Department Of Administration |
$10,010,487.40 |
Wisconsin State Checkbook |
| 2022 |
Transportation, Department Of |
A-1 Excavating Inc |
$10,006,645.45 |
Wisconsin State Checkbook |
| 2022 |
Veterans Affairs, Department Of |
Employee Trust Funds |
$10,005,341.94 |
Wisconsin State Checkbook |
| 2025 |
University Of Wisconsin System |
First American Title Insurance Co |
$10,000,654.50 |
Wisconsin State Checkbook |
| 2024 |
Natural Resources, Department Of |
Fed-Oasdi Specialized Disb. Supplier |
$9,980,162.60 |
Wisconsin State Checkbook |
| 2025 |
Building Commission |
Joe Daniels Constr Co Inc |
$9,971,441.00 |
Wisconsin State Checkbook |
| 2021 |
Capital Improvement |
Terra Engineering & Constr Co |
$9,920,547.98 |
Wisconsin State Checkbook |
| 2020 |
General Fund-Uw |
Martin Brothers Distributing Co Inc |
$9,918,150.84 |
Wisconsin State Checkbook |
| 2022 |
Transportation, Department Of |
Morton Salt Inc |
$9,908,382.81 |
Wisconsin State Checkbook |
| 2020 |
General Fund |
Ibm Corporation |
$9,888,976.42 |
Wisconsin State Checkbook |
| 2023 |
Miscellaneous Appropriations |
Doa Checks - Stale Date-Reissue |
$9,888,743.97 |
Wisconsin State Checkbook |
| 2019 |
Transportation, Department Of |
Kraemer North America Llc |
$9,883,440.28 |
Wisconsin State Checkbook |
| 2025 |
Transportation, Department Of |
Kl Engineering Inc |
$9,873,414.46 |
Wisconsin State Checkbook |
| 2024 |
Children And Families, Department Of |
Department Of Health Services |
$9,819,871.19 |
Wisconsin State Checkbook |
| 2018 |
Children And Families, Department Of |
Employee Trust Funds |
$9,805,213.18 |
Wisconsin State Checkbook |
| 2023 |
Health Services, Department Of |
Maxim Healthcare Services Inc |
$9,799,628.62 |
Wisconsin State Checkbook |
| 2021 |
Transportation |
Edgerton Conractors Inc |
$9,784,504.02 |
Wisconsin State Checkbook |
| 2019 |
Workforce Development, Department Of |
Employee Trust Funds |
$9,768,152.16 |
Wisconsin State Checkbook |
| 2019 |
Workforce Development, Department Of |
Employee Trust Funds |
$9,768,152.16 |
Wisconsin State Checkbook |
| 2016 |
Transportation, Department Of |
Us Bank Of Milwaukee |
$9,764,501.46 |
Wisconsin State Checkbook |
| 2024 |
Veterans Affairs, Department Of |
Health Dimensions Group |
$9,759,185.68 |
Wisconsin State Checkbook |
| 2017 |
Workforce Development, Department Of |
Tapfin Process Solutions |
$9,729,123.26 |
Wisconsin State Checkbook |
| 2017 |
Workforce Development, Department Of |
Tapfin Process Solutions |
$9,729,123.26 |
Wisconsin State Checkbook |
| 2025 |
Building Commission |
Rhom Construction Llc |
$9,720,370.12 |
Wisconsin State Checkbook |
| 2025 |
Children And Families, Department Of |
Department Of Health Services |
$9,688,971.24 |
Wisconsin State Checkbook |
| 2025 |
University Of Wisconsin System |
Shi |
$9,684,863.99 |
Wisconsin State Checkbook |
| 2020 |
Transportation |
Mead & Hunt Inc |
$9,681,093.90 |
Wisconsin State Checkbook |
| 2025 |
University Of Wisconsin System |
Capital Data Inc |
$9,678,796.88 |
Wisconsin State Checkbook |
| 2024 |
University Of Wisconsin System |
Cdw Government |
$9,666,782.78 |
Wisconsin State Checkbook |
| 2017 |
Children And Families, Department Of |
Employee Trust Funds |
$9,658,651.59 |
Wisconsin State Checkbook |
| 2017 |
Children And Families, Department Of |
Employee Trust Funds |
$9,658,651.59 |
Wisconsin State Checkbook |
| 2023 |
University Of Wisconsin System |
Cdw Government Llc |
$9,655,518.04 |
Wisconsin State Checkbook |
| 2025 |
Transportation, Department Of |
Wisconsin Interactive Network |
$9,653,498.40 |
Wisconsin State Checkbook |
| 2024 |
University Of Wisconsin System |
Ciee Inc |
$9,648,476.78 |
Wisconsin State Checkbook |
| 2019 |
Transportation, Department Of |
Aecom Technical Services Inc |
$9,631,347.16 |
Wisconsin State Checkbook |
| 2023 |
Transportation, Department Of |
Outagamie County |
$9,621,490.77 |
Wisconsin State Checkbook |
| 2022 |
Transportation, Department Of |
Waukesha County |
$9,563,908.61 |
Wisconsin State Checkbook |
| 2024 |
Agriculture, Trade And Consumer Protection, Department Of |
Employee Trust Funds |
$9,558,296.39 |
Wisconsin State Checkbook |
| 2024 |
Transportation, Department Of |
Century Fence Co |
$9,546,014.38 |
Wisconsin State Checkbook |
| 2020 |
General Fund-Uw |
Uw Hospitals & Clinics |
$9,542,841.31 |
Wisconsin State Checkbook |
| 2024 |
University Of Wisconsin System |
Sodexo Inc |
$9,505,925.24 |
Wisconsin State Checkbook |
| 2025 |
Natural Resources, Department Of |
Us Bank Supplier For P-Card Payments |
$9,503,119.77 |
Wisconsin State Checkbook |
| 2024 |
Corrections, Department Of |
Fed-Medicare Specialized Disb. Supplier |
$9,497,945.17 |
Wisconsin State Checkbook |
| 2023 |
Transportation, Department Of |
Waukesha County |
$9,496,940.21 |
Wisconsin State Checkbook |
| 2020 |
Capital Improvement |
Wire Payment - Us Bank |
$9,489,444.32 |
Wisconsin State Checkbook |
| 2017 |
Building Commission |
Johnson Controls Inc |
$9,487,526.42 |
Wisconsin State Checkbook |
| 2017 |
Building Commission |
Johnson Controls Inc |
$9,487,526.42 |
Wisconsin State Checkbook |
| 2025 |
Justice, Department Of |
Department Of Administration |
$9,470,104.17 |
Wisconsin State Checkbook |
| 2025 |
Tourism, Department Of |
Laughlin Constable Inc |
$9,461,560.43 |
Wisconsin State Checkbook |
| 2024 |
Public Defender Board |
Employee Trust Funds |
$9,455,536.00 |
Wisconsin State Checkbook |
| 2022 |
Transportation, Department Of |
Compass Minerals America Inc |
$9,449,916.52 |
Wisconsin State Checkbook |
| 2019 |
Administration, Department Of |
Single Payment Supplier |
$9,449,327.93 |
Wisconsin State Checkbook |
| 2019 |
Administration, Department Of |
Single Payment Supplier |
$9,449,327.93 |
Wisconsin State Checkbook |
| 2016 |
Transportation, Department Of |
Mead & Hunt Inc |
$9,442,545.56 |
Wisconsin State Checkbook |
| 2024 |
Transportation, Department Of |
Morton Salt Inc |
$9,437,505.82 |
Wisconsin State Checkbook |
| 2023 |
Justice, Department Of |
Department Of Administration |
$9,435,827.61 |
Wisconsin State Checkbook |
| 2022 |
University Of Wisconsin System |
Fei Company |
$9,432,912.60 |
Wisconsin State Checkbook |
| 2023 |
Transportation, Department Of |
Kl Engineering Inc |
$9,432,626.90 |
Wisconsin State Checkbook |
| 2025 |
Legislature |
Employee Trust Funds |
$9,412,965.40 |
Wisconsin State Checkbook |
| 2020 |
General Fund |
Austin Major Group Llc |
$9,410,719.82 |
Wisconsin State Checkbook |
| 2024 |
Administration, Department Of |
Ibm Corporation |
$9,400,066.31 |
Wisconsin State Checkbook |
| 2020 |
Public Employee Trust |
Minnesota Life Insurance Co |
$9,397,792.67 |
Wisconsin State Checkbook |
| 2020 |
Transportation |
A W Oakes & Sons |
$9,365,041.93 |
Wisconsin State Checkbook |
| 2024 |
Public Instruction, Department Of |
Drc/Ctb |
$9,356,742.45 |
Wisconsin State Checkbook |
| 2023 |
Transportation, Department Of |
Lalonde Contractors Inc |
$9,355,869.68 |
Wisconsin State Checkbook |
| 2023 |
Administration, Department Of |
Ibm Corporation |
$9,343,379.68 |
Wisconsin State Checkbook |
| 2023 |
University Of Wisconsin System |
Ebsco Information Services |
$9,329,844.30 |
Wisconsin State Checkbook |
| 2025 |
Transportation, Department Of |
State Of Minnesota |
$9,314,475.62 |
Wisconsin State Checkbook |
| 2022 |
University Of Wisconsin System |
Ebsco Information Services |
$9,298,254.23 |
Wisconsin State Checkbook |
| 2025 |
District Attorneys |
Employee Trust Funds |
$9,295,609.24 |
Wisconsin State Checkbook |
| 2025 |
University Of Wisconsin System |
Sodexo Inc |
$9,276,034.67 |
Wisconsin State Checkbook |
| 2023 |
Justice, Department Of |
Employee Trust Funds |
$9,275,494.72 |
Wisconsin State Checkbook |
| 2016 |
University Of Wisconsin System |
Apple Computer Inc |
$9,272,624.92 |
Wisconsin State Checkbook |
| 2018 |
Building Commission |
Sma Construction Services Llc |
$9,271,433.72 |
Wisconsin State Checkbook |
| 2019 |
Administration, Department Of |
Aon Risk Services Central Inc |
$9,265,521.38 |
Wisconsin State Checkbook |
| 2019 |
Administration, Department Of |
Aon Risk Services Central Inc |
$9,265,521.38 |
Wisconsin State Checkbook |
| 2019 |
Revenue, Department Of |
Employee Trust Funds |
$9,256,269.75 |
Wisconsin State Checkbook |
| 2019 |
Revenue, Department Of |
Employee Trust Funds |
$9,256,269.75 |
Wisconsin State Checkbook |