| Year |
Employer |
Vendor Name |
Amount |
Source |
| 2020 |
General Fund-Uw |
Washington University |
$1,789,380.40 |
Wisconsin State Checkbook |
| 2020 |
General Fund-Uw |
Apogee Telecom Inc. |
$1,788,928.01 |
Wisconsin State Checkbook |
| 2021 |
General Fund |
Maximus Health Services Inc |
$1,788,097.78 |
Wisconsin State Checkbook |
| 2025 |
Building Commission |
Langer Roofing & Sheet |
$1,787,387.71 |
Wisconsin State Checkbook |
| 2021 |
Wisconsin State Checkbook |
First American Title Insurance Co |
$1,786,683.11 |
Wisconsin State Checkbook |
| 2021 |
Wisconsin State Checkbook |
City Of Madison Treasurer |
$1,784,087.45 |
Wisconsin State Checkbook |
| 2024 |
Transportation, Department Of |
Manitowoc County |
$1,783,982.61 |
Wisconsin State Checkbook |
| 2025 |
Building Commission |
Altius Building Company |
$1,783,835.32 |
Wisconsin State Checkbook |
| 2021 |
General Fund |
Locumtenens.Com Llc |
$1,781,627.56 |
Wisconsin State Checkbook |
| 2021 |
Transportation |
Collins Engineers Inc |
$1,780,963.70 |
Wisconsin State Checkbook |
| 2023 |
Wisconsin State Checkbook |
Patrick Engineering Inc |
$1,780,802.71 |
Wisconsin State Checkbook |
| 2023 |
Wisconsin State Checkbook |
Venture Fuels Llc |
$1,779,447.33 |
Wisconsin State Checkbook |
| 2017 |
Workforce Development, Department Of |
At&t |
$1,779,184.15 |
Wisconsin State Checkbook |
| 2023 |
Wisconsin State Checkbook |
Northwoods Inc Of Wi |
$1,778,987.03 |
Wisconsin State Checkbook |
| 2021 |
Wisconsin State Checkbook |
Anthony Travel Inc |
$1,778,579.50 |
Wisconsin State Checkbook |
| 2023 |
Wisconsin State Checkbook |
Forest County |
$1,778,068.49 |
Wisconsin State Checkbook |
| 2018 |
Children And Families, Department Of |
Maximus |
$1,777,725.56 |
Wisconsin State Checkbook |
| 2019 |
Health Services, Department Of |
Merck Sharp & Dohme Corp |
$1,776,793.90 |
Wisconsin State Checkbook |
| 2023 |
Wisconsin State Checkbook |
Frontier Science & Tech Research Found |
$1,776,314.05 |
Wisconsin State Checkbook |
| 2024 |
Building Commission |
Dirty Ducts Cleaning |
$1,775,960.84 |
Wisconsin State Checkbook |
| 2017 |
Revenue, Department Of |
Pollard Banknote Ltd |
$1,775,646.34 |
Wisconsin State Checkbook |
| 2022 |
Transportation |
Single Payment Supplier |
$1,775,044.05 |
Wisconsin State Checkbook |
| 2025 |
Workforce Development, Department Of |
Pitney Bowes Bank Inc |
$1,775,000.00 |
Wisconsin State Checkbook |
| 2021 |
Veterans Trust |
Lutheran Social Services |
$1,774,720.06 |
Wisconsin State Checkbook |
| 2025 |
Health Services, Department Of |
Amergis Healthcare Staffing Inc |
$1,773,831.85 |
Wisconsin State Checkbook |
| 2024 |
Building Commission |
C G Schmidt Inc |
$1,773,213.64 |
Wisconsin State Checkbook |
| 2022 |
General Fund |
At&T Mobility |
$1,772,849.04 |
Wisconsin State Checkbook |
| 2024 |
Building Commission |
Century Fence Co |
$1,772,631.25 |
Wisconsin State Checkbook |
| 2017 |
Historical Society |
Employee Trust Funds |
$1,772,265.32 |
Wisconsin State Checkbook |
| 2022 |
Building Trust |
Pacific Construction Services Llc |
$1,771,686.56 |
Wisconsin State Checkbook |
| 2020 |
Transportation |
Parisi Construction Co Inc |
$1,768,509.35 |
Wisconsin State Checkbook |
| 2023 |
Wisconsin State Checkbook |
Public Broadcasting Service |
$1,768,077.32 |
Wisconsin State Checkbook |
| 2024 |
Transportation, Department Of |
Earth Inc |
$1,767,766.31 |
Wisconsin State Checkbook |
| 2022 |
Veterans Trust |
Lutheran Social Services |
$1,766,266.82 |
Wisconsin State Checkbook |
| 2020 |
Transportation |
Traffic Control Corp |
$1,765,771.40 |
Wisconsin State Checkbook |
| 2018 |
Military Affairs, Department Of |
Wisconsin Retirement System |
$1,765,697.83 |
Wisconsin State Checkbook |
| 2020 |
Transportation |
Amtrak |
$1,764,309.44 |
Wisconsin State Checkbook |
| 2022 |
Capital Improvement |
Sullivan Design Build |
$1,763,586.06 |
Wisconsin State Checkbook |
| 2025 |
Transportation, Department Of |
Jacobs Engineering Inc |
$1,762,352.38 |
Wisconsin State Checkbook |
| 2017 |
Military Affairs, Department Of |
Wisconsin Retirement System |
$1,762,263.44 |
Wisconsin State Checkbook |
| 2024 |
Health Services, Department Of |
Locumtenens.Com Llc |
$1,759,575.20 |
Wisconsin State Checkbook |
| 2024 |
University Of Wisconsin System |
Neta Scientific Inc |
$1,758,595.49 |
Wisconsin State Checkbook |
| 2025 |
Transportation, Department Of |
County Of Brown |
$1,758,582.39 |
Wisconsin State Checkbook |
| 2021 |
Transportation |
Pember Companies |
$1,758,328.09 |
Wisconsin State Checkbook |
| 2017 |
Administration, Department Of |
Ricoh Usa Inc. |
$1,757,717.39 |
Wisconsin State Checkbook |
| 2019 |
Corrections, Department Of |
Wisconsin Power & Light Co |
$1,757,604.39 |
Wisconsin State Checkbook |
| 2020 |
General Fund |
Kaiser Group Inc |
$1,757,337.77 |
Wisconsin State Checkbook |
| 2023 |
Wisconsin State Checkbook |
Iowa State University |
$1,756,016.08 |
Wisconsin State Checkbook |
| 2024 |
Children And Families, Department Of |
Kaiser Group Inc |
$1,755,362.38 |
Wisconsin State Checkbook |
| 2024 |
Transportation, Department Of |
Nick Willkomm Excavating & Grading Inc |
$1,754,018.45 |
Wisconsin State Checkbook |
| 2024 |
University Of Wisconsin System |
Marshfield Clinic Research Foundation |
$1,752,913.66 |
Wisconsin State Checkbook |
| 2021 |
Environmental |
Boldt Co, The |
$1,752,762.74 |
Wisconsin State Checkbook |
| 2024 |
Financial Institutions, Department Of |
Knowledge Services |
$1,751,680.80 |
Wisconsin State Checkbook |
| 2021 |
Conservation |
Us Bank Supplier For Fuel/Fleet Card |
$1,751,080.02 |
Wisconsin State Checkbook |
| 2018 |
Workforce Development, Department Of |
Labor & Industry Review Comm |
$1,750,895.43 |
Wisconsin State Checkbook |
| 2024 |
Building Commission |
Hammel Green & Abrahamson Inc |
$1,750,080.53 |
Wisconsin State Checkbook |
| 2021 |
Transportation |
Trempealeau County |
$1,748,987.36 |
Wisconsin State Checkbook |
| 2019 |
Administration, Department Of |
Us Bank Supplier For P-Card Payments |
$1,746,786.57 |
Wisconsin State Checkbook |
| 2023 |
Wisconsin State Checkbook |
Midamerican Building Services |
$1,746,050.97 |
Wisconsin State Checkbook |
| 2023 |
Wisconsin State Checkbook |
Wi Energy Conservation Corp |
$1,745,435.48 |
Wisconsin State Checkbook |
| 2021 |
Transportation |
Taylor County |
$1,745,137.14 |
Wisconsin State Checkbook |
| 2023 |
Wisconsin State Checkbook |
Nor-Tech |
$1,744,639.00 |
Wisconsin State Checkbook |
| 2024 |
Building Commission |
Elmstar Electric Corp |
$1,744,357.57 |
Wisconsin State Checkbook |
| 2025 |
Health Services, Department Of |
Paragon Development Systems |
$1,742,589.37 |
Wisconsin State Checkbook |
| 2020 |
Capital Improvement |
Rock Church Construction Inc |
$1,741,400.23 |
Wisconsin State Checkbook |
| 2022 |
General Fund |
Central Storage & Warehouse |
$1,740,653.11 |
Wisconsin State Checkbook |
| 2023 |
Wisconsin State Checkbook |
Ellis Stone Construction Co |
$1,740,652.97 |
Wisconsin State Checkbook |
| 2024 |
Administration, Department Of |
University Of Wisconsin System |
$1,740,548.00 |
Wisconsin State Checkbook |
| 2025 |
Health Services, Department Of |
Uw-Green Bay |
$1,739,761.16 |
Wisconsin State Checkbook |
| 2023 |
Wisconsin State Checkbook |
Ashland County |
$1,739,055.33 |
Wisconsin State Checkbook |
| 2018 |
Building Commission |
Toki & Associates Inc |
$1,737,855.85 |
Wisconsin State Checkbook |
| 2020 |
General Fund-Uw |
Core-Mark Midcontinent Inc |
$1,737,381.11 |
Wisconsin State Checkbook |
| 2024 |
Financial Institutions, Department Of |
Department Of Administration |
$1,736,332.36 |
Wisconsin State Checkbook |
| 2018 |
Public Instruction, Department Of |
Board Of Regents Uw System |
$1,735,505.23 |
Wisconsin State Checkbook |
| 2019 |
Public Defender Board |
Wisconsin Retirement System |
$1,735,201.12 |
Wisconsin State Checkbook |
| 2021 |
General Fund |
Waupun Utilities |
$1,733,208.24 |
Wisconsin State Checkbook |
| 2021 |
Transportation |
Ch2m Hill Inc |
$1,732,978.57 |
Wisconsin State Checkbook |
| 2020 |
General Fund |
Board On Aging & Long Term Care |
$1,731,609.50 |
Wisconsin State Checkbook |
| 2019 |
Transportation, Department Of |
Hoffman Construction Co |
$1,731,553.77 |
Wisconsin State Checkbook |
| 2021 |
General Fund |
Vanguard Computers |
$1,730,963.21 |
Wisconsin State Checkbook |
| 2021 |
Transportation |
Opus Inspection Systech |
$1,730,640.00 |
Wisconsin State Checkbook |
| 2024 |
Transportation, Department Of |
Opus Inspection Systech |
$1,730,640.00 |
Wisconsin State Checkbook |
| 2018 |
Investment Board |
Wilson Lake Terrace, Llc |
$1,729,815.46 |
Wisconsin State Checkbook |
| 2021 |
General Fund |
Gilbane Building Co |
$1,728,547.93 |
Wisconsin State Checkbook |
| 2024 |
Transportation, Department Of |
Marinette County |
$1,728,363.92 |
Wisconsin State Checkbook |
| 2019 |
Transportation, Department Of |
Rock Road Companies Inc |
$1,727,607.54 |
Wisconsin State Checkbook |
| 2023 |
Wisconsin State Checkbook |
K Singh & Assoc Inc |
$1,727,042.56 |
Wisconsin State Checkbook |
| 2019 |
Historical Society |
Employee Trust Funds |
$1,726,577.50 |
Wisconsin State Checkbook |
| 2023 |
Wisconsin State Checkbook |
Viking Electric |
$1,725,328.92 |
Wisconsin State Checkbook |
| 2020 |
General Fund-Uw |
Cincinnati Children's Hospital Med Ctr |
$1,724,795.37 |
Wisconsin State Checkbook |
| 2023 |
Wisconsin State Checkbook |
Lee Plumbing Mechanical Contractors |
$1,724,563.57 |
Wisconsin State Checkbook |
| 2022 |
Capital Improvement |
Kaschak Roofing Inc |
$1,723,973.23 |
Wisconsin State Checkbook |
| 2021 |
Wisconsin State Checkbook |
Jh Findorff & Son Inc |
$1,721,898.92 |
Wisconsin State Checkbook |
| 2024 |
Building Commission |
Ring & Duchateau Llp |
$1,721,225.33 |
Wisconsin State Checkbook |
| 2025 |
Public Instruction, Department Of |
Uw-Green Bay |
$1,721,169.41 |
Wisconsin State Checkbook |
| 2024 |
Transportation, Department Of |
Foth Infrastructure & |
$1,721,006.23 |
Wisconsin State Checkbook |
| 2024 |
Building Commission |
Wolf Paving Co Inc |
$1,720,971.36 |
Wisconsin State Checkbook |
| 2023 |
Wisconsin State Checkbook |
Gei Consultants, Inc. |
$1,720,819.23 |
Wisconsin State Checkbook |
| 2017 |
Health Services, Department Of |
Micropact Global, Inc. |
$1,720,213.18 |
Wisconsin State Checkbook |
| 2023 |
Wisconsin State Checkbook |
Tenney Llc |
$1,720,048.32 |
Wisconsin State Checkbook |