| Year |
Employer |
Vendor Name |
Amount |
Source |
| 2023 |
University Of Wisconsin System |
Institute For The International Educ |
$7,059,487.00 |
Wisconsin State Checkbook |
| 2023 |
Transportation, Department Of |
County Of Brown |
$7,058,335.83 |
Wisconsin State Checkbook |
| 2025 |
Transportation, Department Of |
Peters Concrete Co |
$7,050,196.13 |
Wisconsin State Checkbook |
| 2019 |
Administration, Department Of |
Employee Trust Funds |
$7,035,239.93 |
Wisconsin State Checkbook |
| 2019 |
Administration, Department Of |
Employee Trust Funds |
$7,035,239.93 |
Wisconsin State Checkbook |
| 2019 |
Transportation, Department Of |
Krm Partners |
$7,014,936.32 |
Wisconsin State Checkbook |
| 2025 |
University Of Wisconsin System |
Levy Restaurants |
$7,014,780.29 |
Wisconsin State Checkbook |
| 2024 |
Health Services, Department Of |
Fed-Medicare Specialized Disb. Supplier |
$7,014,710.26 |
Wisconsin State Checkbook |
| 2025 |
Building Commission |
Capelle Bros & Diedrich Inc |
$7,010,826.71 |
Wisconsin State Checkbook |
| 2024 |
University Of Wisconsin System |
Life Technologies Corporation |
$7,006,451.89 |
Wisconsin State Checkbook |
| 2023 |
Transportation, Department Of |
Walworth County |
$6,974,706.32 |
Wisconsin State Checkbook |
| 2024 |
Transportation, Department Of |
Stark Asphalt |
$6,973,388.22 |
Wisconsin State Checkbook |
| 2023 |
University Of Wisconsin System |
Wisconsin Public Service Corporation |
$6,971,869.60 |
Wisconsin State Checkbook |
| 2022 |
District Attorneys |
Employee Trust Funds |
$6,967,184.97 |
Wisconsin State Checkbook |
| 2025 |
University Of Wisconsin System |
University Research Park Inc |
$6,950,322.18 |
Wisconsin State Checkbook |
| 2025 |
Transportation, Department Of |
Dunn County |
$6,944,976.73 |
Wisconsin State Checkbook |
| 2024 |
University Of Wisconsin System |
Wisconsin Public Service Corporation |
$6,925,160.92 |
Wisconsin State Checkbook |
| 2023 |
Administration, Department Of |
Shi Intl Corp |
$6,921,470.78 |
Wisconsin State Checkbook |
| 2024 |
Health Services, Department Of |
Maxim Healthcare Services Inc |
$6,896,350.70 |
Wisconsin State Checkbook |
| 2020 |
General Fund |
Medefis Inc |
$6,889,591.97 |
Wisconsin State Checkbook |
| 2025 |
Building Commission |
Northern Interstate Const Inc |
$6,888,908.87 |
Wisconsin State Checkbook |
| 2023 |
Building Commission |
Potter Lawson Architects |
$6,883,535.50 |
Wisconsin State Checkbook |
| 2021 |
Wisconsin State Checkbook |
Chartwells Dining Services |
$6,881,768.61 |
Wisconsin State Checkbook |
| 2022 |
Transportation, Department Of |
Pitlik & Wick Inc |
$6,878,925.45 |
Wisconsin State Checkbook |
| 2023 |
University Of Wisconsin System |
Vwr International Llc |
$6,876,299.39 |
Wisconsin State Checkbook |
| 2020 |
General Fund-Uw |
Huron Consulting Services Llc |
$6,864,708.53 |
Wisconsin State Checkbook |
| 2022 |
Workforce Development, Department Of |
Knowledge Services |
$6,853,188.36 |
Wisconsin State Checkbook |
| 2017 |
Public Instruction, Department Of |
Drc/ctb |
$6,850,062.00 |
Wisconsin State Checkbook |
| 2017 |
Public Instruction, Department Of |
Drc/Ctb |
$6,850,062.00 |
Wisconsin State Checkbook |
| 2022 |
Transportation, Department Of |
Larson Construction Co Inc |
$6,848,210.13 |
Wisconsin State Checkbook |
| 2019 |
Employee Trust Funds, Department Of |
Minnesota Life Insurance Co |
$6,835,847.27 |
Wisconsin State Checkbook |
| 2019 |
Employee Trust Funds, Department Of |
Minnesota Life Insurance Co |
$6,835,847.27 |
Wisconsin State Checkbook |
| 2024 |
University Of Wisconsin System |
Xcel Energy |
$6,832,546.88 |
Wisconsin State Checkbook |
| 2023 |
Natural Resources, Department Of |
Wire Payment - Us Bank |
$6,831,165.20 |
Wisconsin State Checkbook |
| 2025 |
Military Affairs, Department Of |
Department Of Transportation |
$6,830,432.21 |
Wisconsin State Checkbook |
| 2024 |
Workforce Development, Department Of |
Carahsoft Technology Corp |
$6,829,345.86 |
Wisconsin State Checkbook |
| 2022 |
University Of Wisconsin System |
Xcel Energy |
$6,813,125.51 |
Wisconsin State Checkbook |
| 2020 |
Transportation |
Msa Professional Services Inc |
$6,811,211.42 |
Wisconsin State Checkbook |
| 2022 |
Building Commission |
Greenfire Management Services Llc |
$6,810,285.48 |
Wisconsin State Checkbook |
| 2021 |
Capital Improvement |
Greenfire Management Services Llc |
$6,810,234.75 |
Wisconsin State Checkbook |
| 2025 |
Building Commission |
Drax Inc |
$6,801,491.99 |
Wisconsin State Checkbook |
| 2025 |
University Of Wisconsin System |
Pepper Construction Company Of Wisconsin |
$6,800,206.16 |
Wisconsin State Checkbook |
| 2020 |
Capital Improvement |
J H Hassinger Inc |
$6,791,690.55 |
Wisconsin State Checkbook |
| 2021 |
General Fund |
Wi Public Service Corp |
$6,784,443.24 |
Wisconsin State Checkbook |
| 2025 |
Transportation, Department Of |
Portage County |
$6,776,630.96 |
Wisconsin State Checkbook |
| 2020 |
Public Employee Trust |
Tapfin Process Solutions |
$6,775,707.85 |
Wisconsin State Checkbook |
| 2025 |
Building Commission |
Johnson Controls Inc |
$6,774,859.71 |
Wisconsin State Checkbook |
| 2020 |
General Fund-Uw |
Cdw Government Llc |
$6,767,602.66 |
Wisconsin State Checkbook |
| 2020 |
Transportation |
Kl Engineering Inc |
$6,764,512.94 |
Wisconsin State Checkbook |
| 2020 |
Transportation |
Fahrner Asphalt Sealers Llc |
$6,751,915.76 |
Wisconsin State Checkbook |
| 2020 |
General Fund-Uw |
Us Bank Corporate Payment Systems |
$6,744,912.57 |
Wisconsin State Checkbook |
| 2025 |
Transportation, Department Of |
Alfred Benesch & Company |
$6,740,266.51 |
Wisconsin State Checkbook |
| 2022 |
University Of Wisconsin System |
Us Bank Corporate Payment Systems |
$6,730,456.86 |
Wisconsin State Checkbook |
| 2019 |
Wisconsin Economic Development Corporation |
Nelson Schmidt, Inc |
$6,728,471.51 |
Wisconsin State Checkbook |
| 2019 |
Wisconsin Economic Development Corporation |
Nelson Schmidt, Inc |
$6,728,471.51 |
Wisconsin State Checkbook |
| 2025 |
Administration, Department Of |
Wisconsin Interactive Network |
$6,716,897.76 |
Wisconsin State Checkbook |
| 2020 |
General Fund-Uw |
Sodexo, Inc |
$6,716,216.31 |
Wisconsin State Checkbook |
| 2023 |
Transportation, Department Of |
Meise Construction Inc |
$6,712,474.61 |
Wisconsin State Checkbook |
| 2017 |
Administration, Department Of |
Aon Risk Services Central Inc |
$6,706,269.48 |
Wisconsin State Checkbook |
| 2017 |
Administration, Department Of |
Aon Risk Services Central Inc |
$6,706,269.48 |
Wisconsin State Checkbook |
| 2020 |
General Fund |
Cgi |
$6,705,149.63 |
Wisconsin State Checkbook |
| 2016 |
University Of Wisconsin System |
First American Title Insurance Co |
$6,695,367.04 |
Wisconsin State Checkbook |
| 2018 |
Public Instruction, Department Of |
Employee Trust Funds |
$6,689,670.81 |
Wisconsin State Checkbook |
| 2024 |
Transportation, Department Of |
Graef |
$6,683,845.84 |
Wisconsin State Checkbook |
| 2018 |
Wisconsin Economic Development Corporation |
Nelson Schmidt, Inc |
$6,682,336.10 |
Wisconsin State Checkbook |
| 2019 |
Transportation, Department Of |
Peters Concrete Co |
$6,681,362.76 |
Wisconsin State Checkbook |
| 2025 |
University Of Wisconsin System |
Creative Business Interiors Inc |
$6,679,064.51 |
Wisconsin State Checkbook |
| 2022 |
University Of Wisconsin System |
Board Of Trustees Of Michigan State |
$6,670,485.00 |
Wisconsin State Checkbook |
| 2018 |
Building Commission |
Johnson Controls Inc |
$6,651,524.66 |
Wisconsin State Checkbook |
| 2016 |
Transportation, Department Of |
Short Elliott Hendrickson Inc |
$6,643,109.55 |
Wisconsin State Checkbook |
| 2025 |
Administration, Department Of |
Wisconsin Retirement System |
$6,640,456.54 |
Wisconsin State Checkbook |
| 2024 |
Safety And Professional Services, Department Of |
Carahsoft Technology Corp |
$6,639,146.98 |
Wisconsin State Checkbook |
| 2016 |
University Of Wisconsin System |
Madison Metro Transit |
$6,638,134.34 |
Wisconsin State Checkbook |
| 2024 |
University Of Wisconsin System |
Grainger |
$6,636,908.10 |
Wisconsin State Checkbook |
| 2023 |
Transportation, Department Of |
Jacobs Engineering Inc |
$6,625,144.43 |
Wisconsin State Checkbook |
| 2022 |
University Of Wisconsin System |
Compass Group |
$6,621,354.98 |
Wisconsin State Checkbook |
| 2019 |
Wisconsin Technical College System, Board Of |
Department Of Public Instruction |
$6,616,753.85 |
Wisconsin State Checkbook |
| 2019 |
Wisconsin Technical College System, Board Of |
Department Of Public Instruction |
$6,616,753.85 |
Wisconsin State Checkbook |
| 2021 |
Transportation |
Fahrner Asphalt Sealers Llc |
$6,605,926.03 |
Wisconsin State Checkbook |
| 2024 |
University Of Wisconsin System |
Bruker Biospin Corp |
$6,604,953.76 |
Wisconsin State Checkbook |
| 2023 |
Administration, Department Of |
Sun Microsystem Inc |
$6,590,894.90 |
Wisconsin State Checkbook |
| 2016 |
Transportation, Department Of |
American Mini Llc And |
$6,589,499.86 |
Wisconsin State Checkbook |
| 2019 |
Justice, Department Of |
Department Of Administration |
$6,588,312.74 |
Wisconsin State Checkbook |
| 2019 |
Justice, Department Of |
Department Of Administration |
$6,588,312.74 |
Wisconsin State Checkbook |
| 2021 |
Wisconsin State Checkbook |
Weber Health Logistics Llc |
$6,582,198.50 |
Wisconsin State Checkbook |
| 2025 |
University Of Wisconsin System |
Wisconsin Public Service Corporation |
$6,580,752.42 |
Wisconsin State Checkbook |
| 2023 |
Transportation, Department Of |
Short Elliott Hendrickson Inc |
$6,577,611.83 |
Wisconsin State Checkbook |
| 2021 |
Building Trust |
J P Cullen & Sons Inc |
$6,575,195.88 |
Wisconsin State Checkbook |
| 2016 |
University Of Wisconsin System |
Sodexo Services |
$6,569,862.32 |
Wisconsin State Checkbook |
| 2019 |
Children And Families, Department Of |
Employee Trust Funds |
$6,568,225.68 |
Wisconsin State Checkbook |
| 2019 |
Children And Families, Department Of |
Employee Trust Funds |
$6,568,225.68 |
Wisconsin State Checkbook |
| 2022 |
Employee Trust Funds, Department Of |
Knowledge Services |
$6,559,406.18 |
Wisconsin State Checkbook |
| 2023 |
University Of Wisconsin System |
Us Bank E-Reimbursement |
$6,554,416.65 |
Wisconsin State Checkbook |
| 2017 |
District Attorneys |
Employee Trust Funds |
$6,554,349.47 |
Wisconsin State Checkbook |
| 2017 |
District Attorneys |
Employee Trust Funds |
$6,554,349.47 |
Wisconsin State Checkbook |
| 2021 |
General Fund |
Wisconsin Interactive Network |
$6,551,547.54 |
Wisconsin State Checkbook |
| 2025 |
University Of Wisconsin System |
Us Bank E-Reimbursement |
$6,540,141.50 |
Wisconsin State Checkbook |
| 2020 |
Lottery |
Gtech Corporation |
$6,537,352.03 |
Wisconsin State Checkbook |
| 2025 |
Transportation, Department Of |
Iowa Dept Of Transportation |
$6,529,994.40 |
Wisconsin State Checkbook |
| 2025 |
Transportation, Department Of |
Mattison Contractors Inc |
$6,523,421.75 |
Wisconsin State Checkbook |