| Year |
Employer |
Vendor Name |
Amount |
Source |
| 2025 |
Agriculture, Trade And Consumer Protection, Department Of |
Wisconsin Retirement System |
$3,191,289.12 |
Wisconsin State Checkbook |
| 2024 |
Military Affairs, Department Of |
Wisconsin Retirement System |
$3,184,501.42 |
Wisconsin State Checkbook |
| 2023 |
Wisconsin State Checkbook |
Income Continuation Insurance |
$3,183,566.46 |
Wisconsin State Checkbook |
| 2020 |
General Fund |
Heartland Business Systems |
$3,182,474.71 |
Wisconsin State Checkbook |
| 2019 |
Insurance, Office Of The Commissioner Of |
Department Of Administration |
$3,180,675.80 |
Wisconsin State Checkbook |
| 2024 |
University Of Wisconsin System |
Bny Mellon Trust Co Na |
$3,180,384.00 |
Wisconsin State Checkbook |
| 2023 |
Wisconsin State Checkbook |
Locumtenens.Com Llc |
$3,180,249.51 |
Wisconsin State Checkbook |
| 2019 |
Children And Families, Department Of |
Deloitte Consulting |
$3,176,421.00 |
Wisconsin State Checkbook |
| 2024 |
Building Commission |
Bwbr Architects Inc |
$3,175,692.25 |
Wisconsin State Checkbook |
| 2023 |
Wisconsin State Checkbook |
West Information Publ Group |
$3,175,622.47 |
Wisconsin State Checkbook |
| 2021 |
Wisconsin State Checkbook |
Jp Cullen & Sons Inc |
$3,173,839.36 |
Wisconsin State Checkbook |
| 2018 |
Building Commission |
Scherrer Construction Co, Inc |
$3,170,652.88 |
Wisconsin State Checkbook |
| 2022 |
General Fund |
Centerpoint Energy |
$3,169,006.89 |
Wisconsin State Checkbook |
| 2021 |
Transportation |
Sauk County |
$3,167,179.90 |
Wisconsin State Checkbook |
| 2023 |
Wisconsin State Checkbook |
American Transmission Company |
$3,167,130.08 |
Wisconsin State Checkbook |
| 2022 |
Capital Improvement |
Mckinstry Essention Llc |
$3,166,675.06 |
Wisconsin State Checkbook |
| 2024 |
University Of Wisconsin System |
Dis-Danish Institute For Study Abroad |
$3,165,742.50 |
Wisconsin State Checkbook |
| 2023 |
Wisconsin State Checkbook |
Quest Civil Engineers Llc |
$3,164,740.31 |
Wisconsin State Checkbook |
| 2023 |
Wisconsin State Checkbook |
I&S Group Inc |
$3,164,379.67 |
Wisconsin State Checkbook |
| 2024 |
Building Commission |
Toki & Associates Inc |
$3,162,511.19 |
Wisconsin State Checkbook |
| 2022 |
Injured Patients & Family Compensation |
Sun Microsystem Inc |
$3,158,819.58 |
Wisconsin State Checkbook |
| 2017 |
Health Services, Department Of |
Efunds Corporation |
$3,155,916.04 |
Wisconsin State Checkbook |
| 2020 |
General Fund-Uw |
Badger State Industries |
$3,155,143.39 |
Wisconsin State Checkbook |
| 2024 |
Health Services, Department Of |
Milliman Inc |
$3,153,729.72 |
Wisconsin State Checkbook |
| 2024 |
Health Services, Department Of |
Fidelity Information Srvs |
$3,152,196.85 |
Wisconsin State Checkbook |
| 2024 |
University Of Wisconsin System |
Sigma Aldrich Inc |
$3,149,852.59 |
Wisconsin State Checkbook |
| 2020 |
General Fund |
Racine County |
$3,146,710.09 |
Wisconsin State Checkbook |
| 2019 |
Corrections, Department Of |
Cerner Corporation |
$3,144,815.03 |
Wisconsin State Checkbook |
| 2021 |
Transportation |
Mccabe Construction Inc |
$3,143,054.56 |
Wisconsin State Checkbook |
| 2023 |
Wisconsin State Checkbook |
Bny Mellon Trust Co Na |
$3,133,457.00 |
Wisconsin State Checkbook |
| 2017 |
Administration, Department Of |
Shi Intl Corp |
$3,127,805.53 |
Wisconsin State Checkbook |
| 2021 |
Transportation |
Monroe County |
$3,125,594.50 |
Wisconsin State Checkbook |
| 2019 |
Revenue, Department Of |
Wisconsin Retirement System |
$3,124,900.56 |
Wisconsin State Checkbook |
| 2021 |
Transportation |
Iowa County |
$3,124,600.32 |
Wisconsin State Checkbook |
| 2021 |
Transportation |
Century Fence Co |
$3,117,900.77 |
Wisconsin State Checkbook |
| 2021 |
General Fund |
Bmc Software Inc |
$3,116,217.00 |
Wisconsin State Checkbook |
| 2021 |
Transportation |
R A Smith National Inc |
$3,110,435.92 |
Wisconsin State Checkbook |
| 2020 |
General Fund |
Doa Checks - Stale Date-Reissue |
$3,109,247.74 |
Wisconsin State Checkbook |
| 2025 |
Health Services, Department Of |
Abt Associates Inc |
$3,107,935.29 |
Wisconsin State Checkbook |
| 2024 |
Transportation, Department Of |
I&S Group Inc |
$3,107,788.90 |
Wisconsin State Checkbook |
| 2023 |
Wisconsin State Checkbook |
Vanderbilt University Medical Center |
$3,105,590.03 |
Wisconsin State Checkbook |
| 2020 |
General Fund |
C. Reiss Coal Company Llc, The |
$3,104,709.84 |
Wisconsin State Checkbook |
| 2023 |
Wisconsin State Checkbook |
Tri County Paving Inc |
$3,103,143.93 |
Wisconsin State Checkbook |
| 2025 |
Children And Families, Department Of |
Board Of Regents Uw System |
$3,102,938.79 |
Wisconsin State Checkbook |
| 2020 |
General Fund-Uw |
University Research Park Inc |
$3,102,368.90 |
Wisconsin State Checkbook |
| 2025 |
District Attorneys |
Fed-Oasdi Specialized Disb. Supplier |
$3,100,313.63 |
Wisconsin State Checkbook |
| 2020 |
Transportation |
Monroe County |
$3,097,490.13 |
Wisconsin State Checkbook |
| 2017 |
Children And Families, Department Of |
Deloitte Consulting |
$3,095,261.49 |
Wisconsin State Checkbook |
| 2022 |
General Fund |
Healthtech Solutions Llc |
$3,093,626.03 |
Wisconsin State Checkbook |
| 2019 |
Administration, Department Of |
Wisconsin Retirement System |
$3,092,400.95 |
Wisconsin State Checkbook |
| 2017 |
Building Commission |
Workshop Architects Inc |
$3,087,015.47 |
Wisconsin State Checkbook |
| 2025 |
Administration, Department Of |
Cdw Government Inc |
$3,085,350.54 |
Wisconsin State Checkbook |
| 2020 |
Transportation |
Cbs Squared Inc |
$3,081,036.17 |
Wisconsin State Checkbook |
| 2021 |
Transportation |
La Crosse County |
$3,076,450.94 |
Wisconsin State Checkbook |
| 2020 |
General Fund-Uw |
Learfield Levy Foodservice Llc |
$3,072,705.39 |
Wisconsin State Checkbook |
| 2020 |
Capital Improvement |
Howard Immel Inc |
$3,068,356.83 |
Wisconsin State Checkbook |
| 2024 |
University Of Wisconsin System |
University Of Chicago |
$3,067,936.49 |
Wisconsin State Checkbook |
| 2023 |
Wisconsin State Checkbook |
Westphal & Co Inc |
$3,066,581.50 |
Wisconsin State Checkbook |
| 2024 |
Veterans Affairs, Department Of |
Sunburst Workforce Advisors |
$3,066,465.41 |
Wisconsin State Checkbook |
| 2024 |
Military Affairs, Department Of |
Us Bank Supplier For P-Card Payments |
$3,065,960.84 |
Wisconsin State Checkbook |
| 2020 |
General Fund-Uw |
Cdw Government |
$3,059,907.07 |
Wisconsin State Checkbook |
| 2023 |
Wisconsin State Checkbook |
Ch2m Hill Inc |
$3,059,328.11 |
Wisconsin State Checkbook |
| 2020 |
General Fund |
Department Of Workforce Development |
$3,058,912.81 |
Wisconsin State Checkbook |
| 2025 |
University Of Wisconsin System |
Jh Findorff & Son Inc |
$3,058,769.24 |
Wisconsin State Checkbook |
| 2024 |
Investment Board |
Fed-Oasdi Specialized Disb. Supplier |
$3,058,014.34 |
Wisconsin State Checkbook |
| 2023 |
Wisconsin State Checkbook |
Corporate Payment Systems |
$3,057,947.27 |
Wisconsin State Checkbook |
| 2019 |
Administration, Department Of |
Wisconsin Interactive Network |
$3,050,368.23 |
Wisconsin State Checkbook |
| 2025 |
Corrections, Department Of |
Indianhead Food Sv Distributor |
$3,049,935.34 |
Wisconsin State Checkbook |
| 2025 |
Building Commission |
Insite Consulting Architects |
$3,049,890.71 |
Wisconsin State Checkbook |
| 2024 |
Veterans Affairs, Department Of |
Wisconsin Retirement System |
$3,048,963.84 |
Wisconsin State Checkbook |
| 2021 |
Transportation |
S & N Inc & Subsidiaries |
$3,047,781.45 |
Wisconsin State Checkbook |
| 2024 |
Safety And Professional Services, Department Of |
Wisconsin Interactive Network |
$3,044,180.50 |
Wisconsin State Checkbook |
| 2024 |
Supreme Court |
Employee Trust Funds |
$3,042,296.77 |
Wisconsin State Checkbook |
| 2021 |
Wisconsin State Checkbook |
Bny Mellon Trust Co Na |
$3,039,925.00 |
Wisconsin State Checkbook |
| 2024 |
Agriculture, Trade And Consumer Protection, Department Of |
Wisconsin Retirement System |
$3,039,029.61 |
Wisconsin State Checkbook |
| 2023 |
Wisconsin State Checkbook |
Department Of Natural Resources |
$3,038,822.30 |
Wisconsin State Checkbook |
| 2024 |
Transportation, Department Of |
Omnni Engineers Arch |
$3,038,405.38 |
Wisconsin State Checkbook |
| 2017 |
Administration, Department Of |
Robindale Energy Services Inc |
$3,038,156.32 |
Wisconsin State Checkbook |
| 2020 |
General Fund-Uw |
Westphal & Co Inc |
$3,036,375.65 |
Wisconsin State Checkbook |
| 2021 |
Transportation |
Graef |
$3,034,514.44 |
Wisconsin State Checkbook |
| 2023 |
Wisconsin State Checkbook |
Performance Foodservice |
$3,034,407.64 |
Wisconsin State Checkbook |
| 2023 |
Wisconsin State Checkbook |
Veolia Es Technical Slutns Llc |
$3,033,996.42 |
Wisconsin State Checkbook |
| 2024 |
Administration, Department Of |
Department Of Military Affairs |
$3,033,380.86 |
Wisconsin State Checkbook |
| 2020 |
General Fund |
Paragon Development Systems |
$3,031,831.38 |
Wisconsin State Checkbook |
| 2024 |
Health Services, Department Of |
Carahsoft Technology Corp |
$3,030,642.11 |
Wisconsin State Checkbook |
| 2023 |
Wisconsin State Checkbook |
Agilent Technologies Inc |
$3,030,083.86 |
Wisconsin State Checkbook |
| 2021 |
Wisconsin State Checkbook |
Apple Inc |
$3,028,124.00 |
Wisconsin State Checkbook |
| 2024 |
Administration, Department Of |
Insight Public Sector |
$3,025,546.60 |
Wisconsin State Checkbook |
| 2023 |
Wisconsin State Checkbook |
Pro Electric Inc |
$3,023,048.61 |
Wisconsin State Checkbook |
| 2023 |
Wisconsin State Checkbook |
Sofie |
$3,022,995.84 |
Wisconsin State Checkbook |
| 2022 |
General Fund |
Univ Of Wi Hosp & Clinics |
$3,022,958.19 |
Wisconsin State Checkbook |
| 2025 |
University Of Wisconsin System |
Wisconsin Cheesemakers Association |
$3,020,306.79 |
Wisconsin State Checkbook |
| 2024 |
Building Commission |
Potter Lawson Architects |
$3,015,130.58 |
Wisconsin State Checkbook |
| 2025 |
Building Commission |
Affiliated Engineers Inc |
$3,012,986.04 |
Wisconsin State Checkbook |
| 2023 |
Wisconsin State Checkbook |
Krueger Intl Inc |
$3,007,008.02 |
Wisconsin State Checkbook |
| 2018 |
Children And Families, Department Of |
University Of Wisconsin System |
$3,006,297.28 |
Wisconsin State Checkbook |
| 2023 |
Wisconsin State Checkbook |
Kenny Construction Company |
$3,000,478.37 |
Wisconsin State Checkbook |
| 2024 |
Health Services, Department Of |
Genesys Telecommunications Laboratories, |
$2,999,573.77 |
Wisconsin State Checkbook |
| 2023 |
Wisconsin State Checkbook |
Merck Sharp & Dohme Corp |
$2,996,232.38 |
Wisconsin State Checkbook |
| 2019 |
Corrections, Department Of |
Bi Inc |
$2,995,558.88 |
Wisconsin State Checkbook |