| Year |
Employer |
Vendor Name |
Amount |
Source |
| 2024 |
Corrections, Department Of |
Indianhead Food Sv Distributor |
$27,195,747.71 |
Wisconsin State Checkbook |
| 2023 |
Transportation, Department Of |
Vinton Construction Co |
$27,063,387.32 |
Wisconsin State Checkbook |
| 2021 |
Wisconsin State Checkbook |
Madison Gas & Electric Company |
$27,049,842.74 |
Wisconsin State Checkbook |
| 2021 |
Wisconsin State Checkbook |
Fisher Scientific Co |
$27,030,290.26 |
Wisconsin State Checkbook |
| 2024 |
Building Commission |
Vjs Construction Services, Inc. |
$27,025,610.49 |
Wisconsin State Checkbook |
| 2016 |
Transportation, Department Of |
Wi Dept Of Administration |
$26,997,085.56 |
Wisconsin State Checkbook |
| 2025 |
University Of Wisconsin System |
Chartwells Dining |
$26,914,367.75 |
Wisconsin State Checkbook |
| 2022 |
Employee Trust Funds, Department Of |
Etf Ach-Retirees |
$26,852,153.71 |
Wisconsin State Checkbook |
| 2022 |
Administration, Department Of |
Department Of Transportation |
$26,830,621.54 |
Wisconsin State Checkbook |
| 2016 |
Transportation, Department Of |
Integrity Grading & Excavating |
$26,781,480.13 |
Wisconsin State Checkbook |
| 2016 |
Transportation, Department Of |
Mathy Construction Co |
$26,764,980.98 |
Wisconsin State Checkbook |
| 2019 |
Employee Trust Funds, Department Of |
Etf Ach-Retirees |
$26,714,462.84 |
Wisconsin State Checkbook |
| 2019 |
Employee Trust Funds, Department Of |
Etf Ach-Retirees |
$26,714,462.84 |
Wisconsin State Checkbook |
| 2018 |
Building Commission |
C D Smith Construction Inc |
$26,667,554.09 |
Wisconsin State Checkbook |
| 2025 |
Health Services, Department Of |
Uw-Madison |
$26,611,390.18 |
Wisconsin State Checkbook |
| 2025 |
Building Commission |
Terra Engineering & Constr Co |
$26,579,517.95 |
Wisconsin State Checkbook |
| 2025 |
Transportation, Department Of |
Hntb Corp |
$26,558,053.21 |
Wisconsin State Checkbook |
| 2022 |
Transportation, Department Of |
Integrity Grading & Excavating |
$26,513,876.52 |
Wisconsin State Checkbook |
| 2025 |
Transportation, Department Of |
James Peterson Sons Inc |
$26,319,761.10 |
Wisconsin State Checkbook |
| 2023 |
Health Services, Department Of |
Fed-Oasdi Specialized Disb. Supplier |
$26,207,517.06 |
Wisconsin State Checkbook |
| 2021 |
Wisconsin State Checkbook |
Name Withdrawn |
$25,920,110.94 |
Wisconsin State Checkbook |
| 2022 |
Health Services, Department Of |
Summit Clinical Laboratories Llc |
$25,892,050.00 |
Wisconsin State Checkbook |
| 2022 |
Health Services, Department Of |
Wisconsin Retirement System |
$25,771,094.73 |
Wisconsin State Checkbook |
| 2019 |
Transportation, Department Of |
Department Of Administration |
$25,762,049.50 |
Wisconsin State Checkbook |
| 2022 |
Transportation, Department Of |
James Peterson Sons Inc |
$25,727,657.04 |
Wisconsin State Checkbook |
| 2020 |
Conservation |
Employee Trust Funds |
$25,601,520.14 |
Wisconsin State Checkbook |
| 2022 |
University Of Wisconsin System |
Name Withdrawn |
$25,570,319.91 |
Wisconsin State Checkbook |
| 2024 |
Health Services, Department Of |
Sas Institute Inc |
$25,558,776.55 |
Wisconsin State Checkbook |
| 2021 |
Transportation |
Vinton Construction Co |
$25,422,255.84 |
Wisconsin State Checkbook |
| 2024 |
Transportation, Department Of |
A W Oakes & Sons |
$25,167,133.16 |
Wisconsin State Checkbook |
| 2022 |
Transportation, Department Of |
Single Payment Supplier |
$25,135,438.98 |
Wisconsin State Checkbook |
| 2020 |
General Fund |
University Of Wisconsin System |
$25,117,841.90 |
Wisconsin State Checkbook |
| 2023 |
University Of Wisconsin System |
Dell Marketing Lp |
$25,049,057.30 |
Wisconsin State Checkbook |
| 2021 |
General Fund |
Shi Intl Corp |
$25,018,136.32 |
Wisconsin State Checkbook |
| 2020 |
General Fund |
Shi Intl Corp |
$24,887,655.27 |
Wisconsin State Checkbook |
| 2019 |
Employee Trust Funds, Department Of |
Eflexgroup |
$24,762,784.38 |
Wisconsin State Checkbook |
| 2019 |
Employee Trust Funds, Department Of |
Eflexgroup |
$24,762,784.38 |
Wisconsin State Checkbook |
| 2021 |
Transportation |
Single Payment Supplier |
$24,671,728.28 |
Wisconsin State Checkbook |
| 2019 |
Corrections, Department Of |
Cardinal Health 110 Inc |
$24,663,514.68 |
Wisconsin State Checkbook |
| 2019 |
Corrections, Department Of |
Cardinal Health 110 Inc |
$24,663,514.68 |
Wisconsin State Checkbook |
| 2025 |
Employee Trust Funds, Department Of |
Strategic Resource Company Src |
$24,642,597.24 |
Wisconsin State Checkbook |
| 2022 |
Transportation, Department Of |
Vinton Construction Co |
$24,637,495.04 |
Wisconsin State Checkbook |
| 2019 |
Corrections, Department Of |
Vestica Healthcare Llc |
$24,601,486.05 |
Wisconsin State Checkbook |
| 2019 |
Corrections, Department Of |
Vestica Healthcare Llc |
$24,601,486.05 |
Wisconsin State Checkbook |
| 2017 |
Administration, Department Of |
Constellation Newenergy Gas Dv |
$24,476,448.25 |
Wisconsin State Checkbook |
| 2017 |
Administration, Department Of |
Constellation Newenergy Gas Dv |
$24,476,448.25 |
Wisconsin State Checkbook |
| 2016 |
University Of Wisconsin System |
Name Withdrawn |
$24,437,938.79 |
Wisconsin State Checkbook |
| 2020 |
Transportation |
Single Payment Supplier |
$24,435,554.33 |
Wisconsin State Checkbook |
| 2025 |
Transportation, Department Of |
Chippewa Concrete Services Inc |
$24,227,293.95 |
Wisconsin State Checkbook |
| 2024 |
Revenue, Department Of |
Gtech Corporation |
$24,111,828.70 |
Wisconsin State Checkbook |
| 2021 |
Wisconsin State Checkbook |
Wisconsin Department Of Administration |
$24,075,143.73 |
Wisconsin State Checkbook |
| 2022 |
Health Services, Department Of |
Ami Expeditionary Healthcare Llc |
$23,929,545.48 |
Wisconsin State Checkbook |
| 2024 |
Building Commission |
J P Cullen & Sons Inc |
$23,903,221.08 |
Wisconsin State Checkbook |
| 2020 |
Public Employee Trust |
Eflexgroup |
$23,898,473.81 |
Wisconsin State Checkbook |
| 2020 |
General Fund |
Fed-Medicare Specialized Disb. Supplier |
$23,838,274.49 |
Wisconsin State Checkbook |
| 2024 |
Building Commission |
Miron Construction Co Inc |
$23,834,572.72 |
Wisconsin State Checkbook |
| 2017 |
Health Services, Department Of |
Wisconsin Retirement System |
$23,595,289.08 |
Wisconsin State Checkbook |
| 2017 |
Health Services, Department Of |
Wisconsin Retirement System |
$23,595,289.08 |
Wisconsin State Checkbook |
| 2018 |
Employee Trust Funds, Department Of |
Wi Physicians Serv Ins Corp |
$23,527,183.41 |
Wisconsin State Checkbook |
| 2024 |
University Of Wisconsin System |
Huron Consulting Services Llc |
$23,397,831.22 |
Wisconsin State Checkbook |
| 2017 |
Health Services, Department Of |
Department Of Workforce Development |
$23,299,821.65 |
Wisconsin State Checkbook |
| 2017 |
Health Services, Department Of |
Department Of Workforce Development |
$23,299,821.65 |
Wisconsin State Checkbook |
| 2023 |
Health Services, Department Of |
Noah Associates Inc |
$23,263,179.03 |
Wisconsin State Checkbook |
| 2024 |
Transportation, Department Of |
Musson Bros Inc |
$23,211,312.28 |
Wisconsin State Checkbook |
| 2022 |
Transportation, Department Of |
Miron Construction Co Inc |
$23,172,561.93 |
Wisconsin State Checkbook |
| 2025 |
Revenue, Department Of |
Gtech Corporation |
$23,147,986.90 |
Wisconsin State Checkbook |
| 2021 |
General Fund |
Indianhead Food Sv Distributor |
$23,125,676.74 |
Wisconsin State Checkbook |
| 2021 |
Capital Improvement |
C D Smith Construction Inc |
$22,980,774.94 |
Wisconsin State Checkbook |
| 2025 |
Transportation, Department Of |
Integrity Grading & Excavating |
$22,852,628.06 |
Wisconsin State Checkbook |
| 2025 |
Building Commission |
Fowler & Hammer Inc |
$22,831,186.89 |
Wisconsin State Checkbook |
| 2024 |
Transportation, Department Of |
Milwaukee County |
$22,798,616.67 |
Wisconsin State Checkbook |
| 2016 |
Transportation, Department Of |
Compass Minerals America Inc |
$22,795,747.58 |
Wisconsin State Checkbook |
| 2021 |
General Fund |
W W Grainger Inc |
$22,782,949.56 |
Wisconsin State Checkbook |
| 2021 |
General Fund |
Constellation Newenergy Gas Dv |
$22,733,621.41 |
Wisconsin State Checkbook |
| 2017 |
Administration, Department Of |
Wisconsin Dept Of Administration |
$22,723,604.52 |
Wisconsin State Checkbook |
| 2017 |
Administration, Department Of |
Wisconsin Dept Of Administration |
$22,723,604.52 |
Wisconsin State Checkbook |
| 2024 |
Health Services, Department Of |
Uw-Madison |
$22,683,385.01 |
Wisconsin State Checkbook |
| 2021 |
General Fund |
Fed-Medicare Specialized Disb. Supplier |
$22,662,830.50 |
Wisconsin State Checkbook |
| 2023 |
Transportation, Department Of |
R G Huston Company Inc |
$22,626,776.81 |
Wisconsin State Checkbook |
| 2019 |
Transportation, Department Of |
Milwaukee County |
$22,598,348.01 |
Wisconsin State Checkbook |
| 2022 |
Workforce Development, Department Of |
Department Of Administration |
$22,590,056.59 |
Wisconsin State Checkbook |
| 2025 |
Transportation, Department Of |
Wisconsin Retirement System |
$22,577,614.55 |
Wisconsin State Checkbook |
| 2017 |
Employee Trust Funds, Department Of |
Wire Payment - Us Bank |
$22,542,611.07 |
Wisconsin State Checkbook |
| 2017 |
Employee Trust Funds, Department Of |
Wire Payment - Us Bank |
$22,542,611.07 |
Wisconsin State Checkbook |
| 2024 |
Administration, Department Of |
Constellation Newenergy Gas Dv |
$22,464,183.60 |
Wisconsin State Checkbook |
| 2021 |
General Fund |
Kkm Global Group Llc |
$22,419,494.09 |
Wisconsin State Checkbook |
| 2023 |
Transportation, Department Of |
Compass Minerals America Inc |
$22,413,795.35 |
Wisconsin State Checkbook |
| 2024 |
Employee Trust Funds, Department Of |
Strategic Resource Company Src |
$22,405,879.36 |
Wisconsin State Checkbook |
| 2023 |
Transportation, Department Of |
Sheet Piling Services Llc |
$22,394,831.44 |
Wisconsin State Checkbook |
| 2024 |
Corrections, Department Of |
Upper Peninsula Health Group |
$22,379,930.89 |
Wisconsin State Checkbook |
| 2024 |
Employee Trust Funds, Department Of |
Wire Payment - Us Bank |
$22,369,275.00 |
Wisconsin State Checkbook |
| 2023 |
Transportation, Department Of |
Hntb Corp |
$22,306,398.52 |
Wisconsin State Checkbook |
| 2023 |
Administration, Department Of |
Single Payment Supplier |
$22,234,807.52 |
Wisconsin State Checkbook |
| 2023 |
Health Services, Department Of |
Accelerated Clinical Laboratories Llc |
$22,206,000.60 |
Wisconsin State Checkbook |
| 2023 |
Health Services, Department Of |
Accelerated Analytical Inc |
$22,103,103.25 |
Wisconsin State Checkbook |
| 2020 |
Core Retirement Investment Trust |
Strategic Resource Company Src |
$22,100,784.00 |
Wisconsin State Checkbook |
| 2021 |
Conservation |
Employee Trust Funds |
$22,069,357.39 |
Wisconsin State Checkbook |
| 2020 |
General Fund |
Constellation Newenergy Gas Dv |
$22,050,033.22 |
Wisconsin State Checkbook |
| 2020 |
Transportation |
Lunda Construction |
$22,029,954.92 |
Wisconsin State Checkbook |
| 2025 |
Building Commission |
J H Findorff & Sons Inc |
$21,955,396.32 |
Wisconsin State Checkbook |