Year	Employer	Vendor Name	Amount	Source
2024		Telligen Inc	$12,426,280.39	Iowa State Checkbook
2017	Education, Dept Of	Knoxville Comm Sch Dist	$12,417,074.29	Iowa State Checkbook
2022	Iowa State Checkbook	Des Moines County	$12,413,213.55	Iowa State Checkbook
2025	Education	Vinton-Shellsburg Csd	$12,408,958.97	Iowa State Checkbook
2018	Education, Dept Of	Knoxville Comm Sch Dist	$12,403,080.26	Iowa State Checkbook
2020	Transportation, Dept Of	Hawkeye Paving Corp	$12,402,986.73	Iowa State Checkbook
2025	Administration And Regulation	Southeast Polk Comm Sd	$12,402,294.23	Iowa State Checkbook
2020	Revenue	Ankeny Comm Sch Dist	$12,398,168.48	Iowa State Checkbook
2025	Justice System	Cedar Rapids City Of	$12,390,189.86	Iowa State Checkbook
2025	Education	Atlantic Comm Sch Dist	$12,388,550.95	Iowa State Checkbook
2018	Treasurer Of State	Davenport City Of	$12,378,000.98	Iowa State Checkbook
2021	Iowa State Checkbook	Harlan Comm Schl Dist	$12,369,391.67	Iowa State Checkbook
2018	Education, Dept Of	Pella Community Sch Dist	$12,349,229.17	Iowa State Checkbook
2020	Education, Dept Of	Northeast Iowa Community College	$12,341,771.82	Iowa State Checkbook
2019	Education, Dept Of	Washington Comm Sch Dist	$12,332,490.75	Iowa State Checkbook
2025	Human Services	Des Moines County	$12,296,593.84	Iowa State Checkbook
2022	Iowa State Checkbook	Muscatine County	$12,293,575.67	Iowa State Checkbook
2025	Human Services	Woodward Youth Corporation	$12,289,070.60	Iowa State Checkbook
2023	Iowa State Checkbook	Estherville Lincoln Central Csd	$12,288,276.63	Iowa State Checkbook
2019	Transportation, Dept Of	Hntb Corporation	$12,283,812.02	Iowa State Checkbook
2020	Education, Dept Of	Washington Comm Sch Dist	$12,283,668.71	Iowa State Checkbook
2024		Community Action Of Eastern Iowa	$12,273,413.87	Iowa State Checkbook
2025	Education	Centerville Comm Sch	$12,245,901.86	Iowa State Checkbook
2019	Education, Dept Of	Northeast Iowa Community College	$12,238,692.21	Iowa State Checkbook
2020	Education, Dept Of	North Iowa Area Community College	$12,237,674.07	Iowa State Checkbook
2025	Transportation	Boomerang Corp	$12,234,052.18	Iowa State Checkbook
2020	Alcoholic Beverages	Brown Forman Corp	$12,229,012.21	Iowa State Checkbook
2025	Human Services	Dallas County	$12,214,854.87	Iowa State Checkbook
2019	Education, Dept Of	Iowa Western Comm Coll	$12,204,008.00	Iowa State Checkbook
2025	Transportation	Knife River Corporation	$12,203,089.34	Iowa State Checkbook
2018	Education, Dept Of	South Tama Co Sch Dist	$12,195,045.40	Iowa State Checkbook
2018	Education, Dept Of	Washington Comm Sch Dist	$12,193,464.11	Iowa State Checkbook
2024		Estherville Lincoln Central Csd	$12,182,587.87	Iowa State Checkbook
2017	Alcoholic Beverages	Constellation Brands Inc	$12,165,232.78	Iowa State Checkbook
2023	Iowa State Checkbook	Center Point-Urbana Csd	$12,161,301.60	Iowa State Checkbook
2023	Iowa State Checkbook	Polk Co Treasurer	$12,158,056.45	Iowa State Checkbook
2021	Iowa State Checkbook	Maquoketa Comm Sch Dist	$12,148,564.51	Iowa State Checkbook
2025	Education	Southeastern Community College	$12,144,458.92	Iowa State Checkbook
2022	Iowa State Checkbook	Plymouth Co Treasurer	$12,127,206.14	Iowa State Checkbook
2018	Human Services Assistance Pymt	Dept Human Services-Iowa Medicaid Electronic Records System	$12,126,290.85	Iowa State Checkbook
2023	Iowa State Checkbook	Central Dewitt Community School District	$12,112,577.30	Iowa State Checkbook
2021	Iowa State Checkbook	Kossuth Co Treasurer	$12,111,057.25	Iowa State Checkbook
2024		Anamosa Comm Sch Dist	$12,105,042.36	Iowa State Checkbook
2023	Iowa State Checkbook	Telligen Inc	$12,103,777.07	Iowa State Checkbook
2022	Iowa State Checkbook	Waukee City Of	$12,095,594.95	Iowa State Checkbook
2020	Transportation, Dept Of	Flynn Co Inc	$12,090,379.39	Iowa State Checkbook
2021	Iowa State Checkbook	Moc-Floyd Valley Csd	$12,089,736.18	Iowa State Checkbook
2018	Education, Dept Of	Iowa Western Comm Coll	$12,083,582.00	Iowa State Checkbook
2023	Iowa State Checkbook	Iowa Bridge & Culvert	$12,083,142.91	Iowa State Checkbook
2021	Iowa State Checkbook	Midamerican Energy Co	$12,080,731.14	Iowa State Checkbook
2021	Iowa State Checkbook	Woodward Youth Corporation	$12,067,739.39	Iowa State Checkbook
2023	Iowa State Checkbook	Mid-Iowa Community Action Mica Inc	$12,052,688.79	Iowa State Checkbook
2018	Education, Dept Of	Northeast Iowa Community College	$12,046,609.06	Iowa State Checkbook
2021	Iowa State Checkbook	Plymouth Co Treasurer	$12,041,166.28	Iowa State Checkbook
2024		Davis County Csd	$12,040,416.49	Iowa State Checkbook
2021	Iowa State Checkbook	Anamosa Comm Sch Dist	$12,037,696.28	Iowa State Checkbook
2019	Education, Dept Of	South Tama Co Sch Dist	$12,036,486.92	Iowa State Checkbook
2024		Woodward Youth Corporation	$12,030,081.04	Iowa State Checkbook
2017	Transportation, Dept Of	Council Bluffs City Of	$12,028,226.11	Iowa State Checkbook
2023	Iowa State Checkbook	Waukee City Of	$12,021,852.20	Iowa State Checkbook
2017	Education, Dept Of	Iowa Western Comm Coll	$12,014,329.00	Iowa State Checkbook
2022	Iowa State Checkbook	Marion Co Treasurer	$12,011,293.68	Iowa State Checkbook
2017	Transportation, Dept Of	Western Engineering Company Inc	$12,010,315.29	Iowa State Checkbook
2023	Iowa State Checkbook	Midamerican Energy Co	$12,007,250.33	Iowa State Checkbook
2018	Transportation, Dept Of	Hawkeye Paving Corp	$12,006,530.54	Iowa State Checkbook
2025	Human Services	Pottawattamie County	$12,001,079.63	Iowa State Checkbook
2025	Administration And Regulation	Voya Retirement Insurance And Annuity Company-Deferred Comp Match Trust Fund	$11,996,816.67	Iowa State Checkbook
2024		University Of Northern Iowa	$11,994,408.29	Iowa State Checkbook
2018	Education, Dept Of	Waverly-Shell Rock Csd	$11,991,727.69	Iowa State Checkbook
2017	Revenue	Iowa City Csd	$11,987,661.80	Iowa State Checkbook
2017	Education, Dept Of	Pella Community Sch Dist	$11,982,972.67	Iowa State Checkbook
2021	Iowa State Checkbook	Davis County Csd	$11,979,040.70	Iowa State Checkbook
2025	Education	Grinnell-Newburg Csd	$11,971,202.37	Iowa State Checkbook
2023	Iowa State Checkbook	Fleishman-Hillard Inc	$11,968,495.57	Iowa State Checkbook
2017	Education, Dept Of	Spencer Comm Sch Dist	$11,965,739.38	Iowa State Checkbook
2025	Transportation	Iowa State University	$11,963,358.69	Iowa State Checkbook
2023	Iowa State Checkbook	Nudak Ventures Llc	$11,961,887.52	Iowa State Checkbook
2020	Education, Dept Of	Adel-Desoto-Minburn Csd	$11,947,767.83	Iowa State Checkbook
2023	Iowa State Checkbook	Hdr Engineering Inc	$11,935,728.98	Iowa State Checkbook
2019	Education, Dept Of	North Iowa Area Community College	$11,934,441.06	Iowa State Checkbook
2022	Iowa State Checkbook	Marshall Co Treasurer	$11,931,683.21	Iowa State Checkbook
2021	Iowa State Checkbook	West Delaware County Csd	$11,924,792.37	Iowa State Checkbook
2017	Education, Dept Of	Northeast Iowa Community College	$11,919,145.06	Iowa State Checkbook
2021	Iowa State Checkbook	Hawkeye Paving Corp	$11,917,765.00	Iowa State Checkbook
2021	Iowa State Checkbook	Mid-Prairie Csd	$11,898,934.10	Iowa State Checkbook
2025	Education	Central Dewitt Community School District	$11,893,368.76	Iowa State Checkbook
2019	Revenue	Waterloo City Of	$11,886,345.16	Iowa State Checkbook
2018	Education, Dept Of	Spencer Comm Sch Dist	$11,883,712.31	Iowa State Checkbook
2023	Iowa State Checkbook	Davis County Csd	$11,881,184.40	Iowa State Checkbook
2022	Iowa State Checkbook	Telligen Inc	$11,881,086.62	Iowa State Checkbook
2021	Iowa State Checkbook	Central Dewitt Community School District	$11,871,206.07	Iowa State Checkbook
2023	Iowa State Checkbook	Cardinal Health 110 Inc	$11,869,978.45	Iowa State Checkbook
2025	Education	West Liberty Comm Sd	$11,869,676.75	Iowa State Checkbook
2024		Central Dewitt Community School District	$11,868,478.16	Iowa State Checkbook
2024		Nudak Ventures Llc	$11,868,174.55	Iowa State Checkbook
2025	Education	Community School District Of Creston	$11,862,085.54	Iowa State Checkbook
2018	Education, Dept Of	North Iowa Area Community College	$11,857,583.40	Iowa State Checkbook
2025	Administration And Regulation	Ace Telephone Association	$11,856,958.97	Iowa State Checkbook
2024		Mid-Prairie Csd	$11,850,112.32	Iowa State Checkbook
2024		Muscatine County	$11,849,497.72	Iowa State Checkbook