Year	Employer	Vendor Name	Amount	Source
2018	Transportation, Dept Of	Mashuda Contractors Inc	$13,064,550.89	Iowa State Checkbook
2020	Transportation, Dept Of	Mccarthy Improvement Co	$13,062,970.13	Iowa State Checkbook
2025	Administration And Regulation	Jasper County	$13,056,306.30	Iowa State Checkbook
2021	Iowa State Checkbook	Nevada Comm Sch Dist	$13,055,142.03	Iowa State Checkbook
2023	Iowa State Checkbook	West Delaware County Csd	$13,055,095.67	Iowa State Checkbook
2017	Education, Dept Of	Le Mars Comm Sch Dist	$13,035,269.33	Iowa State Checkbook
2017	Transportation, Dept Of	Heartland Asphalt Inc	$13,033,772.55	Iowa State Checkbook
2024		Jasper County	$13,026,603.07	Iowa State Checkbook
2022	Iowa State Checkbook	Iowa Western Comm Coll	$13,023,092.25	Iowa State Checkbook
2019	Transportation, Dept Of	Internal Revenue Service-Dot Payroll Clearing Account	$13,017,599.41	Iowa State Checkbook
2021	Iowa State Checkbook	Croell Inc	$13,017,496.80	Iowa State Checkbook
2018	Revenue	Iowa City Csd	$13,015,538.25	Iowa State Checkbook
2021	Iowa State Checkbook	Decorah Community School District	$13,000,659.34	Iowa State Checkbook
2019	Regents, Board Of	Iowa State University	$12,997,007.45	Iowa State Checkbook
2021	Iowa State Checkbook	Des Moines County	$12,995,662.33	Iowa State Checkbook
2023	Iowa State Checkbook	Fast Lp	$12,977,122.75	Iowa State Checkbook
2023	Iowa State Checkbook	Kirkwood Community College	$12,970,877.59	Iowa State Checkbook
2019	Treasurer Of State	Davenport City Of	$12,956,226.79	Iowa State Checkbook
2021	Iowa State Checkbook	Benton Comm Sch Dist	$12,951,234.57	Iowa State Checkbook
2022	Iowa State Checkbook	Clinton City Of	$12,945,153.22	Iowa State Checkbook
2018	Human Services Assistance Pymt	Dept Human Services-Comm-Based Mr	$12,930,805.93	Iowa State Checkbook
2019	Transportation, Dept Of	Heartland Asphalt Inc	$12,930,282.22	Iowa State Checkbook
2022	Iowa State Checkbook	Iowa Valley Community College District	$12,926,374.28	Iowa State Checkbook
2023	Iowa State Checkbook	Story Co Auditor	$12,919,163.56	Iowa State Checkbook
2024		Marion County	$12,917,436.00	Iowa State Checkbook
2025	Administration And Regulation	Bacardi Usa Inc	$12,916,101.87	Iowa State Checkbook
2023	Iowa State Checkbook	Hawkeye Paving Corp	$12,915,957.49	Iowa State Checkbook
2022	Iowa State Checkbook	Central Dewitt Community School District	$12,907,195.05	Iowa State Checkbook
2019	Education, Dept Of	Glenwood Comm Sch Dist	$12,906,387.25	Iowa State Checkbook
2023	Iowa State Checkbook	Johnson County	$12,901,035.77	Iowa State Checkbook
2022	Iowa State Checkbook	Maquoketa Comm Sch Dist	$12,892,898.55	Iowa State Checkbook
2022	Iowa State Checkbook	Woodward Youth Corporation	$12,890,836.71	Iowa State Checkbook
2023	Iowa State Checkbook	Des Moines County	$12,889,944.07	Iowa State Checkbook
2024		Glenwood City Of	$12,872,146.70	Iowa State Checkbook
2022	Iowa State Checkbook	Cardinal Health 110 Inc	$12,865,453.23	Iowa State Checkbook
2022	Iowa State Checkbook	West Delaware County Csd	$12,849,414.55	Iowa State Checkbook
2025	Administration And Regulation	Computershare Trust Co Na-Prison Infrastructure Fund	$12,848,232.35	Iowa State Checkbook
2017	Revenue	Sioux City Comm Sch Dist	$12,818,204.97	Iowa State Checkbook
2022	Iowa State Checkbook	Nudak Ventures Llc	$12,810,853.49	Iowa State Checkbook
2022	Iowa State Checkbook	West Liberty Comm Sd	$12,808,132.02	Iowa State Checkbook
2025	Education	Charles City Csd	$12,807,771.57	Iowa State Checkbook
2021	Iowa State Checkbook	Southeastern Community College	$12,800,278.74	Iowa State Checkbook
2020	Education, Dept Of	Pella Community Sch Dist	$12,795,439.28	Iowa State Checkbook
2025	Administration And Regulation	Iowa City City Of	$12,793,187.32	Iowa State Checkbook
2022	Iowa State Checkbook	Mid-Prairie Csd	$12,783,679.10	Iowa State Checkbook
2023	Iowa State Checkbook	Chariton Comm Sch Dist	$12,781,273.94	Iowa State Checkbook
2021	Iowa State Checkbook	Centerville Comm Sch	$12,755,326.13	Iowa State Checkbook
2023	Iowa State Checkbook	Anamosa Comm Sch Dist	$12,744,250.36	Iowa State Checkbook
2021	Iowa State Checkbook	Marshall Co Treasurer	$12,739,558.83	Iowa State Checkbook
2019	Education, Dept Of	Waverly-Shell Rock Csd	$12,738,718.84	Iowa State Checkbook
2020	Education, Dept Of	South Tama Co Sch Dist	$12,732,836.37	Iowa State Checkbook
2018	Revenue	Story Co Treasurer	$12,723,954.04	Iowa State Checkbook
2025	Education	Winterset Comm Sch Dist	$12,722,962.88	Iowa State Checkbook
2021	Iowa State Checkbook	Marion Co Treasurer	$12,719,985.75	Iowa State Checkbook
2022	Iowa State Checkbook	Jasper Co Treasurer	$12,715,079.05	Iowa State Checkbook
2017	Education, Dept Of	Glenwood Comm Sch Dist	$12,708,745.85	Iowa State Checkbook
2024		Wex Bank	$12,708,122.79	Iowa State Checkbook
2021	Iowa State Checkbook	Iowa Valley Community College District	$12,702,120.70	Iowa State Checkbook
2020	Revenue	Story Co Treasurer	$12,701,697.27	Iowa State Checkbook
2021	Iowa State Checkbook	Iowa Western Comm Coll	$12,695,044.75	Iowa State Checkbook
2021	Iowa State Checkbook	Vinton-Shellsburg Csd	$12,694,972.64	Iowa State Checkbook
2025	Transportation	Godbersen Smith Const	$12,688,896.56	Iowa State Checkbook
2019	Transportation, Dept Of	Iowa State University	$12,688,038.89	Iowa State Checkbook
2022	Iowa State Checkbook	Wex Bank	$12,675,591.83	Iowa State Checkbook
2022	Iowa State Checkbook	Midamerican Energy Co	$12,674,484.11	Iowa State Checkbook
2021	Iowa State Checkbook	Second Judicial District	$12,664,482.17	Iowa State Checkbook
2022	Iowa State Checkbook	Greene County Community School District	$12,638,776.13	Iowa State Checkbook
2017	Transportation, Dept Of	Mathy Construction Co	$12,626,772.70	Iowa State Checkbook
2020	Transportation, Dept Of	Cedar Falls Constr Co	$12,624,161.04	Iowa State Checkbook
2018	Education, Dept Of	Glenwood Comm Sch Dist	$12,623,433.52	Iowa State Checkbook
2017	Education, Dept Of	Bondurant-farrar Csd	$12,621,030.93	Iowa State Checkbook
2024		Kossuth County	$12,618,045.03	Iowa State Checkbook
2023	Iowa State Checkbook	Harlan Comm Schl Dist	$12,615,076.19	Iowa State Checkbook
2025	Administration And Regulation	Ankeny City Of	$12,612,793.36	Iowa State Checkbook
2020	Human Services Assistance Pymt	Lutheran Services In Iowa Inc	$12,611,562.39	Iowa State Checkbook
2018	Transportation, Dept Of	United Contractors Inc	$12,605,807.10	Iowa State Checkbook
2024		Iowa School For The Deaf	$12,598,240.14	Iowa State Checkbook
2020	Education, Dept Of	Iowa Western Comm Coll	$12,595,615.00	Iowa State Checkbook
2021	Iowa State Checkbook	Center Point-Urbana Csd	$12,586,867.52	Iowa State Checkbook
2021	Iowa State Checkbook	Atlantic Comm Sch Dist	$12,584,820.04	Iowa State Checkbook
2022	Iowa State Checkbook	Center Point-Urbana Csd	$12,582,865.00	Iowa State Checkbook
2024		Gilbert Comm Sch Dist	$12,547,559.43	Iowa State Checkbook
2022	Iowa State Checkbook	Second Judicial District	$12,545,158.45	Iowa State Checkbook
2019	Revenue	Dallas County Treasurer	$12,542,811.01	Iowa State Checkbook
2021	Iowa State Checkbook	Dept Human Services-Modernization-Refugee	$12,530,165.26	Iowa State Checkbook
2019	Education, Dept Of	Pella Community Sch Dist	$12,513,295.80	Iowa State Checkbook
2023	Iowa State Checkbook	Woodward Youth Corporation	$12,488,570.70	Iowa State Checkbook
2025	Education	Iowa Valley Community College District	$12,482,619.87	Iowa State Checkbook
2024		Benton County	$12,478,177.25	Iowa State Checkbook
2019	Revenue	Story Co Treasurer	$12,467,095.69	Iowa State Checkbook
2020	Revenue	Dallas County Treasurer	$12,465,050.45	Iowa State Checkbook
2023	Iowa State Checkbook	Muscatine County	$12,462,754.39	Iowa State Checkbook
2019	Education, Dept Of	Spencer Comm Sch Dist	$12,460,703.92	Iowa State Checkbook
2025	Education	Chariton Comm Sch Dist	$12,460,442.62	Iowa State Checkbook
2017	Revenue	Story Co Treasurer	$12,452,706.51	Iowa State Checkbook
2018	Public Health, Dept Of	University Of Iowa	$12,450,977.96	Iowa State Checkbook
2017	Revenue	Dubuque City Of	$12,449,004.31	Iowa State Checkbook
2023	Iowa State Checkbook	Mid-Prairie Csd	$12,447,365.55	Iowa State Checkbook
2025	Education	Carroll Comm Sch Dist	$12,442,819.23	Iowa State Checkbook
2021	Iowa State Checkbook	West Liberty Comm Sd	$12,437,459.43	Iowa State Checkbook