| Year |
Employer |
Vendor Name |
Amount |
Source |
| 2020 |
Transportation |
Kirila Fire Training Facilities Inc |
$4,815,833.25 |
Wisconsin State Checkbook |
| 2021 |
General Fund |
Spherion Staffing |
$4,808,837.54 |
Wisconsin State Checkbook |
| 2018 |
Building Commission |
R.J. Jurowski Construction, Inc |
$4,808,512.40 |
Wisconsin State Checkbook |
| 2025 |
Safety And Professional Services, Department Of |
Carahsoft Technology Corp |
$4,799,667.23 |
Wisconsin State Checkbook |
| 2019 |
Transportation, Department Of |
Mathy Construction Co |
$4,785,860.55 |
Wisconsin State Checkbook |
| 2024 |
Revenue, Department Of |
Fed-Oasdi Specialized Disb. Supplier |
$4,778,551.54 |
Wisconsin State Checkbook |
| 2022 |
General Fund |
Fast Enterprises, Llc |
$4,768,843.75 |
Wisconsin State Checkbook |
| 2024 |
University Of Wisconsin System |
Core Bts Inc |
$4,758,536.92 |
Wisconsin State Checkbook |
| 2019 |
Revenue, Department Of |
Hy Connect |
$4,757,440.39 |
Wisconsin State Checkbook |
| 2023 |
Wisconsin State Checkbook |
Trierweiler Construction Supp |
$4,745,126.08 |
Wisconsin State Checkbook |
| 2025 |
Investment Board |
Wisconsin Retirement System |
$4,740,109.24 |
Wisconsin State Checkbook |
| 2023 |
Wisconsin State Checkbook |
Ross & Assoc Ltd |
$4,739,214.89 |
Wisconsin State Checkbook |
| 2025 |
Revenue, Department Of |
Fed-Oasdi Specialized Disb. Supplier |
$4,736,029.14 |
Wisconsin State Checkbook |
| 2018 |
Children And Families, Department Of |
Cgi |
$4,735,414.36 |
Wisconsin State Checkbook |
| 2024 |
University Of Wisconsin System |
Staples Inc |
$4,735,413.86 |
Wisconsin State Checkbook |
| 2023 |
Wisconsin State Checkbook |
Metastar, Inc. |
$4,733,955.18 |
Wisconsin State Checkbook |
| 2023 |
Wisconsin State Checkbook |
Balestrieri Environ & Dev |
$4,726,166.33 |
Wisconsin State Checkbook |
| 2024 |
University Of Wisconsin System |
University Of Minnesota |
$4,718,763.39 |
Wisconsin State Checkbook |
| 2019 |
Transportation, Department Of |
Zignego Co Inc |
$4,716,988.87 |
Wisconsin State Checkbook |
| 2020 |
General Fund |
Elavon Inc |
$4,712,195.19 |
Wisconsin State Checkbook |
| 2024 |
Health Services, Department Of |
Health Services, Dept. Of |
$4,711,803.48 |
Wisconsin State Checkbook |
| 2025 |
Children And Families, Department Of |
Maximus |
$4,709,769.29 |
Wisconsin State Checkbook |
| 2025 |
Circuit Courts |
Wisconsin Retirement System |
$4,709,749.42 |
Wisconsin State Checkbook |
| 2023 |
Wisconsin State Checkbook |
Worldwide Travel Staffing Ltd |
$4,705,026.96 |
Wisconsin State Checkbook |
| 2020 |
General Fund-Uw |
Wi Department Of Administration |
$4,695,674.16 |
Wisconsin State Checkbook |
| 2021 |
Wisconsin State Checkbook |
Market & Johnson Inc |
$4,695,595.38 |
Wisconsin State Checkbook |
| 2017 |
Children And Families, Department Of |
Cgi |
$4,686,799.10 |
Wisconsin State Checkbook |
| 2020 |
Capital Improvement |
V & S Construction Services Inc |
$4,685,324.62 |
Wisconsin State Checkbook |
| 2021 |
General Fund |
Health Services, Dept. Of |
$4,682,158.55 |
Wisconsin State Checkbook |
| 2025 |
Health Services, Department Of |
Fidelity Information Srvs |
$4,672,154.60 |
Wisconsin State Checkbook |
| 2023 |
Wisconsin State Checkbook |
Milliman Inc |
$4,666,533.02 |
Wisconsin State Checkbook |
| 2024 |
Transportation, Department Of |
Siemens Mobility Inc |
$4,665,845.80 |
Wisconsin State Checkbook |
| 2025 |
Building Commission |
Cardinal Construction Co Inc |
$4,663,540.26 |
Wisconsin State Checkbook |
| 2025 |
Building Commission |
Tricon Construction Group |
$4,659,879.48 |
Wisconsin State Checkbook |
| 2020 |
Transportation |
Cbn Secure Technologies Inc |
$4,654,394.42 |
Wisconsin State Checkbook |
| 2024 |
University Of Wisconsin System |
Agilent Technologies Inc |
$4,653,762.97 |
Wisconsin State Checkbook |
| 2020 |
General Fund-Uw |
Chartwells Dining |
$4,649,955.63 |
Wisconsin State Checkbook |
| 2025 |
Health Services, Department Of |
Health Services, Dept. Of |
$4,643,284.40 |
Wisconsin State Checkbook |
| 2017 |
Revenue, Department Of |
Wisconsin Retirement System |
$4,642,577.28 |
Wisconsin State Checkbook |
| 2023 |
Wisconsin State Checkbook |
La Crosse County |
$4,641,128.37 |
Wisconsin State Checkbook |
| 2023 |
Wisconsin State Checkbook |
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 |
| 2022 |
General Fund |
Sun Microsystem Inc |
$4,627,778.07 |
Wisconsin State Checkbook |
| 2020 |
Transportation |
Mccabe Construction Inc |
$4,627,110.72 |
Wisconsin State Checkbook |
| 2023 |
Wisconsin State Checkbook |
Mz Construction Inc |
$4,624,886.02 |
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 |
| 2024 |
University Of Wisconsin System |
Servpro Of Madison |
$4,612,517.47 |
Wisconsin State Checkbook |
| 2021 |
Transportation |
Winnebago County |
$4,605,608.12 |
Wisconsin State Checkbook |
| 2022 |
General Fund |
Health Services, Dept. Of |
$4,604,301.85 |
Wisconsin State Checkbook |
| 2022 |
General Fund |
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 |
| 2021 |
General Fund |
Cdw Government Inc |
$4,592,800.82 |
Wisconsin State Checkbook |
| 2020 |
Transportation |
Graef |
$4,589,123.51 |
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 |
Wisconsin State Checkbook |
St. Croix County |
$4,576,116.32 |
Wisconsin State Checkbook |
| 2023 |
Wisconsin State Checkbook |
Uihlein Architects Inc |
$4,572,191.24 |
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 |
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 |
| 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 |
| 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 |
| 2025 |
University Of Wisconsin System |
Wisconsin Department Of Administration |
$4,514,132.55 |
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 |
| 2020 |
Transportation |
Emcs Inc |
$4,496,408.81 |
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 |
| 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 |
| 2023 |
Wisconsin State Checkbook |
First Supply Llc |
$4,478,189.71 |
Wisconsin State Checkbook |
| 2021 |
Transportation |
Kenosha County |
$4,476,931.90 |
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 |
| 2021 |
Transportation |
Cbn Secure Technologies Inc |
$4,463,960.44 |
Wisconsin State Checkbook |
| 2024 |
Administration, Department Of |
Dept Of Safety & Professional Services |
$4,462,039.17 |
Wisconsin State Checkbook |
| 2022 |
General Fund |
Metastar, Inc. |
$4,460,952.19 |
Wisconsin State Checkbook |
| 2017 |
Health Services, Department Of |
Univ Of Wi Hosp & Clinics |
$4,453,327.46 |
Wisconsin State Checkbook |
| 2022 |
General Fund |
Edf Energy Services Llc |
$4,447,912.66 |
Wisconsin State Checkbook |
| 2023 |
Wisconsin State Checkbook |
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 |
| 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 |