| Year |
Employer |
Vendor Name |
Amount |
Source |
| 2017 |
Revenue, Department Of |
Wisconsin Retirement System |
$4,642,577.28 |
Wisconsin State Checkbook |
| 2017 |
Revenue, Department Of |
Wisconsin Retirement System |
$4,642,577.28 |
Wisconsin State Checkbook |
| 2022 |
Transportation, Department Of |
Daar Engineering Inc |
$4,641,348.03 |
Wisconsin State Checkbook |
| 2023 |
University Of Wisconsin System |
Camera Corner Connecting Point |
$4,640,028.88 |
Wisconsin State Checkbook |
| 2024 |
Building Commission |
Absolute Construction |
$4,632,741.79 |
Wisconsin State Checkbook |
| 2017 |
Health Services, Department Of |
Fed-medicare Specialized Disb. Supplier |
$4,631,695.26 |
Wisconsin State Checkbook |
| 2017 |
Health Services, Department Of |
Fed-Medicare Specialized Disb. Supplier |
$4,631,695.26 |
Wisconsin State Checkbook |
| 2023 |
Transportation, Department Of |
Eau Claire County |
$4,631,510.97 |
Wisconsin State Checkbook |
| 2020 |
Transportation |
Mccabe Construction Inc |
$4,627,110.72 |
Wisconsin State Checkbook |
| 2021 |
Transportation |
Wisconsin Power & Light Co |
$4,618,747.12 |
Wisconsin State Checkbook |
| 2021 |
Transportation |
County Of Brown |
$4,616,749.52 |
Wisconsin State Checkbook |
| 2025 |
Transportation, Department Of |
Westwood Professional Services Inc |
$4,616,203.03 |
Wisconsin State Checkbook |
| 2016 |
Transportation, Department Of |
Kapur & Associates Inc |
$4,615,604.35 |
Wisconsin State Checkbook |
| 2024 |
University Of Wisconsin System |
Servpro Of Madison |
$4,612,517.47 |
Wisconsin State Checkbook |
| 2025 |
Corrections, Department Of |
Locumtenens.Com Llc |
$4,608,646.75 |
Wisconsin State Checkbook |
| 2022 |
Transportation, Department Of |
St. Croix County |
$4,606,168.18 |
Wisconsin State Checkbook |
| 2021 |
Transportation |
Winnebago County |
$4,605,608.12 |
Wisconsin State Checkbook |
| 2022 |
Health Services, Department Of |
Health Services, Dept. Of |
$4,604,301.85 |
Wisconsin State Checkbook |
| 2022 |
Public Instruction, Department Of |
Cesa #9 |
$4,599,600.11 |
Wisconsin State Checkbook |
| 2022 |
Health Services, Department Of |
Austin Major Group Llc |
$4,599,326.42 |
Wisconsin State Checkbook |
| 2020 |
General Fund-Uw |
Staples |
$4,597,606.34 |
Wisconsin State Checkbook |
| 2024 |
University Of Wisconsin System |
First Supply Llc |
$4,596,663.12 |
Wisconsin State Checkbook |
| 2023 |
Building Commission |
Mz Construction Inc |
$4,592,886.02 |
Wisconsin State Checkbook |
| 2021 |
General Fund |
Cdw Government Inc |
$4,592,800.82 |
Wisconsin State Checkbook |
| 2020 |
Transportation |
Graef |
$4,589,123.51 |
Wisconsin State Checkbook |
| 2017 |
Miscellaneous Appropriations |
Doa Checks - Stale Date-Reissue |
$4,585,139.42 |
Wisconsin State Checkbook |
| 2019 |
Transportation, Department Of |
Century Fence Co |
$4,584,238.28 |
Wisconsin State Checkbook |
| 2020 |
General Fund |
Ewald's Hartford Ford Linc Merc |
$4,584,193.00 |
Wisconsin State Checkbook |
| 2019 |
Transportation, Department Of |
Department Of Administration |
$4,581,916.42 |
Wisconsin State Checkbook |
| 2020 |
General Fund-Uw |
Wi Dept Of Administration |
$4,578,651.75 |
Wisconsin State Checkbook |
| 2020 |
Building Trust |
Bwbr Architects Inc |
$4,577,282.76 |
Wisconsin State Checkbook |
| 2023 |
Building Commission |
Uihlein Architects Inc |
$4,572,091.24 |
Wisconsin State Checkbook |
| 2021 |
Wisconsin State Checkbook |
Shi International Corp |
$4,571,950.16 |
Wisconsin State Checkbook |
| 2025 |
Health Services, Department Of |
Indianhead Food Sv Distributor |
$4,570,746.76 |
Wisconsin State Checkbook |
| 2020 |
General Fund |
Ewald Motors Of Oconomowoc Llc |
$4,570,308.00 |
Wisconsin State Checkbook |
| 2017 |
Veterans Affairs, Department Of |
Us Bank Supplier For P-card Payments |
$4,569,067.47 |
Wisconsin State Checkbook |
| 2017 |
Veterans Affairs, Department Of |
Us Bank Supplier For P-Card Payments |
$4,569,067.47 |
Wisconsin State Checkbook |
| 2017 |
Justice, Department Of |
Tapfin Process Solutions |
$4,567,057.24 |
Wisconsin State Checkbook |
| 2017 |
Justice, Department Of |
Tapfin Process Solutions |
$4,567,057.24 |
Wisconsin State Checkbook |
| 2017 |
Administration, Department Of |
Wisconsin Retirement System |
$4,565,019.35 |
Wisconsin State Checkbook |
| 2017 |
Administration, Department Of |
Wisconsin Retirement System |
$4,565,019.35 |
Wisconsin State Checkbook |
| 2021 |
Capital Improvement |
Kahler Slater Inc |
$4,557,868.71 |
Wisconsin State Checkbook |
| 2018 |
Circuit Courts |
Employee Trust Funds |
$4,552,409.90 |
Wisconsin State Checkbook |
| 2020 |
Capital Improvement |
Ebert Construction |
$4,549,927.84 |
Wisconsin State Checkbook |
| 2021 |
Transportation |
Walsh Construction Co Ii Llc |
$4,549,158.31 |
Wisconsin State Checkbook |
| 2024 |
Natural Resources, Department Of |
Knowledge Services |
$4,547,695.51 |
Wisconsin State Checkbook |
| 2021 |
General Fund |
State Of California Department |
$4,544,963.36 |
Wisconsin State Checkbook |
| 2025 |
University Of Wisconsin System |
Instructure Inc |
$4,540,761.90 |
Wisconsin State Checkbook |
| 2023 |
Public Defender Board |
Taser International Inc |
$4,540,200.00 |
Wisconsin State Checkbook |
| 2024 |
Circuit Courts |
Wisconsin Retirement System |
$4,531,403.70 |
Wisconsin State Checkbook |
| 2021 |
General Fund |
Insight Public Sector |
$4,531,053.12 |
Wisconsin State Checkbook |
| 2020 |
Transportation |
Cn |
$4,528,204.14 |
Wisconsin State Checkbook |
| 2016 |
University Of Wisconsin System |
Administration, Dept Of |
$4,527,182.07 |
Wisconsin State Checkbook |
| 2022 |
University Of Wisconsin System |
Vanguard Computers Inc |
$4,525,151.20 |
Wisconsin State Checkbook |
| 2025 |
University Of Wisconsin System |
Shine United Llc |
$4,522,339.20 |
Wisconsin State Checkbook |
| 2016 |
Transportation, Department Of |
Columbia Co Highway Dept |
$4,515,665.00 |
Wisconsin State Checkbook |
| 2016 |
Transportation, Department Of |
Omnni Associates Inc |
$4,512,932.45 |
Wisconsin State Checkbook |
| 2024 |
Health Services, Department Of |
Indianhead Food Sv Distributor |
$4,504,354.82 |
Wisconsin State Checkbook |
| 2024 |
University Of Wisconsin System |
Arthur J Gallagher Risk Mgmt Svcs Inc |
$4,497,744.74 |
Wisconsin State Checkbook |
| 2020 |
General Fund-Uw |
Uw Hospital & Clinics |
$4,497,104.77 |
Wisconsin State Checkbook |
| 2016 |
University Of Wisconsin System |
Us Bank Natl Assn |
$4,497,033.16 |
Wisconsin State Checkbook |
| 2020 |
Transportation |
Emcs Inc |
$4,496,408.81 |
Wisconsin State Checkbook |
| 2022 |
Workforce Development, Department Of |
Carahsoft Technology Corp |
$4,492,675.60 |
Wisconsin State Checkbook |
| 2024 |
Historical Society |
Department Of Administration |
$4,491,375.40 |
Wisconsin State Checkbook |
| 2024 |
Investment Board |
Employee Trust Funds |
$4,490,155.47 |
Wisconsin State Checkbook |
| 2022 |
University Of Wisconsin System |
Eab Global Inc |
$4,489,432.23 |
Wisconsin State Checkbook |
| 2019 |
Health Services, Department Of |
Board Of Regents Uw System |
$4,485,925.57 |
Wisconsin State Checkbook |
| 2019 |
Health Services, Department Of |
Board Of Regents Uw System |
$4,485,925.57 |
Wisconsin State Checkbook |
| 2025 |
Administration, Department Of |
Sun Microsystem Inc |
$4,484,986.71 |
Wisconsin State Checkbook |
| 2025 |
Transportation, Department Of |
Marathon County |
$4,483,590.49 |
Wisconsin State Checkbook |
| 2021 |
Transportation |
Kenosha County |
$4,476,931.90 |
Wisconsin State Checkbook |
| 2016 |
University Of Wisconsin System |
Chartis Claims Inc |
$4,473,268.00 |
Wisconsin State Checkbook |
| 2019 |
Health Services, Department Of |
Metastar, Inc. |
$4,472,384.46 |
Wisconsin State Checkbook |
| 2019 |
Health Services, Department Of |
Metastar, Inc. |
$4,472,384.46 |
Wisconsin State Checkbook |
| 2019 |
Revenue, Department Of |
Fast Enterprises, Llc |
$4,469,350.00 |
Wisconsin State Checkbook |
| 2019 |
Revenue, Department Of |
Fast Enterprises, Llc |
$4,469,350.00 |
Wisconsin State Checkbook |
| 2023 |
Health Services, Department Of |
Healthtech Solutions Llc |
$4,465,913.85 |
Wisconsin State Checkbook |
| 2021 |
Transportation |
Cbn Secure Technologies Inc |
$4,463,960.44 |
Wisconsin State Checkbook |
| 2023 |
Health Services, Department Of |
Milliman Inc |
$4,463,848.94 |
Wisconsin State Checkbook |
| 2024 |
Administration, Department Of |
Dept Of Safety & Professional Services |
$4,462,039.17 |
Wisconsin State Checkbook |
| 2025 |
Transportation, Department Of |
Village Of Union Grove |
$4,461,857.26 |
Wisconsin State Checkbook |
| 2022 |
Health Services, Department Of |
Metastar, Inc. |
$4,460,952.19 |
Wisconsin State Checkbook |
| 2025 |
University Of Wisconsin System |
University Of Minnesota |
$4,460,107.43 |
Wisconsin State Checkbook |
| 2017 |
Health Services, Department Of |
Univ Of Wi Hosp & Clinics |
$4,453,327.46 |
Wisconsin State Checkbook |
| 2017 |
Health Services, Department Of |
Univ Of Wi Hosp & Clinics |
$4,453,327.46 |
Wisconsin State Checkbook |
| 2022 |
Administration, Department Of |
Edf Energy Services Llc |
$4,447,912.66 |
Wisconsin State Checkbook |
| 2023 |
University Of Wisconsin System |
Chartwells Dining Services |
$4,446,778.91 |
Wisconsin State Checkbook |
| 2024 |
Administration, Department Of |
Department Of Veterans Affairs |
$4,445,094.59 |
Wisconsin State Checkbook |
| 2020 |
Transportation |
Department Of Corrections |
$4,436,230.60 |
Wisconsin State Checkbook |
| 2023 |
Transportation, Department Of |
Wex Bank |
$4,436,114.29 |
Wisconsin State Checkbook |
| 2020 |
Workers Compensation |
Department Of Administration |
$4,433,941.99 |
Wisconsin State Checkbook |
| 2020 |
Transportation |
Omnni Engineers Arch |
$4,429,809.29 |
Wisconsin State Checkbook |
| 2018 |
Revenue, Department Of |
Wisconsin Retirement System |
$4,428,932.62 |
Wisconsin State Checkbook |
| 2024 |
University Of Wisconsin System |
Avi Systems Inc |
$4,425,642.84 |
Wisconsin State Checkbook |
| 2022 |
Health Services, Department Of |
Knupp & Watson & Wallman, Inc |
$4,420,346.45 |
Wisconsin State Checkbook |
| 2023 |
Revenue, Department Of |
Fed-Oasdi Specialized Disb. Supplier |
$4,419,999.07 |
Wisconsin State Checkbook |
| 2024 |
Administration, Department Of |
Bmc Software Inc |
$4,418,712.00 |
Wisconsin State Checkbook |
| 2025 |
Administration, Department Of |
Bmc Software Inc |
$4,418,712.00 |
Wisconsin State Checkbook |
| 2024 |
Corrections, Department Of |
Boelter Co Inc |
$4,411,064.29 |
Wisconsin State Checkbook |
| 2025 |
Children And Families, Department Of |
Wisconsin Retirement System |
$4,410,426.54 |
Wisconsin State Checkbook |