Year	Employer	Vendor Name	Amount	Source
2018	Transportation, Dept Of	Knife River Corporation	$30,918,574.07	Iowa State Checkbook
2018	Human Services Assistance Pymt	Dept Human Services-State Children's Health Ins - Mco	$30,898,001.79	Iowa State Checkbook
2022	Education, Dept Of	Green Hills Aea	$30,883,639.09	Iowa State Checkbook
2017	Education, Dept Of	Mississippi Bend Aea 9	$30,863,599.13	Iowa State Checkbook
2023	Education, Dept Of	Green Hills Aea	$30,835,259.13	Iowa State Checkbook
2024	Education, Dept Of	Green Hills Aea	$30,811,946.19	Iowa State Checkbook
2019	Human Services Assistance Pymt	Conduent State & Local Solutions	$30,752,587.80	Iowa State Checkbook
2021	Human Services Administration	Dept Human Services-Medicaid Hcbs And Habilitation Providers	$30,723,161.72	Iowa State Checkbook
2018	Revenue	Des Moines Independent Community Schools	$30,706,896.26	Iowa State Checkbook
2025	Education	Bettendorf Comm Sch Dist	$30,691,496.74	Iowa State Checkbook
2017	Transportation, Dept Of	Flynn Co Inc	$30,687,268.63	Iowa State Checkbook
2021	Public Safety, Dept Of	Restricted	$30,675,337.92	Iowa State Checkbook
2017	Human Services Assistance Pymt	Dept Human Services-modernization-ihwp Not Newly	$30,673,605.88	Iowa State Checkbook
2025	Education	Northwest Area Education Agency	$30,644,706.97	Iowa State Checkbook
2022	Education, Dept Of	Bettendorf Comm Sch Dist	$30,566,779.99	Iowa State Checkbook
2025	Education	Mississippi Bend Aea 9	$30,554,130.37	Iowa State Checkbook
2021	Education, Dept Of	Fort Dodge Comm Sch Dist	$30,544,298.27	Iowa State Checkbook
2019	Human Services Assistance Pymt	Dept Human Services-State Children's Health Ins - Mco	$30,488,362.00	Iowa State Checkbook
2025	Administration And Regulation	Scott County	$30,469,478.38	Iowa State Checkbook
2021	Education, Dept Of	Mason City Comm Sch Dist	$30,465,511.48	Iowa State Checkbook
2024	Human Services Assistance Pymt	Four Oaks Family And Childrens Services	$30,357,329.41	Iowa State Checkbook
2021	Treasurer Of State	Des Moines City Of	$30,325,078.97	Iowa State Checkbook
2024	Treasurer Of State	Des Moines City Of	$30,276,807.70	Iowa State Checkbook
2020	Education, Dept Of	College Community Sch	$30,270,134.92	Iowa State Checkbook
2022	Human Services Assistance Pymt	Dept Human Services-Icf	$30,220,403.15	Iowa State Checkbook
2024	Education, Dept Of	Ames Community School District	$30,163,495.48	Iowa State Checkbook
2025	Education	Ames Community School District	$30,143,854.49	Iowa State Checkbook
2023	Education, Dept Of	Bettendorf Comm Sch Dist	$30,103,473.01	Iowa State Checkbook
2020	Transportation, Dept Of	Knife River Corporation	$30,023,807.38	Iowa State Checkbook
2019	Education, Dept Of	Clinton Comm Sch Dist	$29,999,087.73	Iowa State Checkbook
2019	Education, Dept Of	Cedar Falls Comm Sd	$29,968,374.69	Iowa State Checkbook
2021	Alcoholic Beverages	Sazerac Company Inc	$29,937,739.43	Iowa State Checkbook
2016	Human Services Assistance Pymt	Dept Human Services-Health Homes	$29,907,766.92	Iowa State Checkbook
2023	Human Services Assistance Pymt	Dept Human Services-Icf	$29,900,565.30	Iowa State Checkbook
2018	Education, Dept Of	Clinton Comm Sch Dist	$29,890,008.48	Iowa State Checkbook
2018	Regents, Board Of	Iowa State University-Isu - Ag Experiment Station	$29,886,877.00	Iowa State Checkbook
2020	Regents, Board Of	Iowa State University-Isu - Ag Experiment Station	$29,886,877.00	Iowa State Checkbook
2017	Regents, Board Of	Iowa State University-isu - Ag Experiment Station	$29,886,877.00	Iowa State Checkbook
2018	Iowa Lottery Authority	Multi-State Lottery Assc	$29,846,058.81	Iowa State Checkbook
2018	Education, Dept Of	Cedar Falls Comm Sd	$29,803,072.89	Iowa State Checkbook
2025	Transportation	Reilly Construction Co	$29,625,482.22	Iowa State Checkbook
2020	Education, Dept Of	Fort Dodge Comm Sch Dist	$29,617,562.32	Iowa State Checkbook
2023	Treasurer Of State	Des Moines City Of	$29,607,760.25	Iowa State Checkbook
2025	Transportation	L L Pelling Co Inc	$29,597,731.00	Iowa State Checkbook
2021	Education, Dept Of	Green Hills Aea	$29,525,263.34	Iowa State Checkbook
2019	Education, Dept Of	College Community Sch	$29,489,249.48	Iowa State Checkbook
2020	Public Safety, Dept Of	Restricted	$29,484,290.55	Iowa State Checkbook
2025	Administration And Regulation	Cedar Rapids Csd	$29,479,363.53	Iowa State Checkbook
2025	Education	Iowa State University-Isu - Ag Experiment Station	$29,462,535.00	Iowa State Checkbook
2023	Regents, Board Of	Iowa State University-Isu - Ag Experiment Station	$29,462,535.00	Iowa State Checkbook
2021	Regents, Board Of	Iowa State University-Isu - Ag Experiment Station	$29,462,535.00	Iowa State Checkbook
2024	Regents, Board Of	Iowa State University-Isu - Ag Experiment Station	$29,462,535.00	Iowa State Checkbook
2021	Transportation, Dept Of	Reilly Construction Co	$29,456,229.12	Iowa State Checkbook
2023	Transportation, Dept Of	Croell Inc	$29,393,712.85	Iowa State Checkbook
2022	Iowa Lottery Authority	Multi-State Lottery Association	$29,391,190.73	Iowa State Checkbook
2022	Transportation, Dept Of	Godbersen Smith Const	$29,351,312.94	Iowa State Checkbook
2020	Human Services Assistance Pymt	Conduent State & Local Solutions	$29,345,407.30	Iowa State Checkbook
2017	Ag- Soybean Promotion	Iowa Soybean Association	$29,339,063.66	Iowa State Checkbook
2024	Education, Dept Of	Storm Lake Comm Sch Dist	$29,299,024.75	Iowa State Checkbook
2022	Transportation, Dept Of	Cedar Valley Corp	$29,241,394.01	Iowa State Checkbook
2020	Revenue	Scott Co Treasurer	$29,212,492.22	Iowa State Checkbook
2020	Education, Dept Of	Pleasant Valley Csd	$29,197,064.90	Iowa State Checkbook
2018	Education, Dept Of	Green Hills Aea	$29,169,122.34	Iowa State Checkbook
2016	Education, Dept Of	Northwest Aea	$29,124,862.95	Iowa State Checkbook
2017	Education, Dept Of	Cedar Falls Comm Sd	$29,063,331.63	Iowa State Checkbook
2017	Education, Dept Of	Clinton Comm Sch Dist	$29,054,581.83	Iowa State Checkbook
2021	Transportation, Dept Of	Western Engineering Company Inc	$29,040,966.02	Iowa State Checkbook
2023	Regents, Capital Expenditures	Iowa State University-Isu - Veterinary Diagnostic Laboratory	$29,014,618.54	Iowa State Checkbook
2025	Administration And Regulation	Council Bluffs City Of	$28,999,368.44	Iowa State Checkbook
2022	Human Services Assistance Pymt	Mid Sioux Opportunity Inc	$28,975,453.61	Iowa State Checkbook
2023	Transportation, Dept Of	Henningsen Const Inc	$28,865,588.17	Iowa State Checkbook
2019	Education, Dept Of	Fort Dodge Comm Sch Dist	$28,847,633.09	Iowa State Checkbook
2024	Transportation, Dept Of	Mathy Construction Co	$28,838,386.63	Iowa State Checkbook
2025	Education	Indianola Comm Sch Dist	$28,819,153.86	Iowa State Checkbook
2016	Ag- Soybean Promotion	Iowa Soybean Association	$28,777,184.34	Iowa State Checkbook
2019	Public Safety, Dept Of	Restricted	$28,675,739.45	Iowa State Checkbook
2019	Education, Dept Of	Green Hills Aea	$28,630,635.28	Iowa State Checkbook
2017	Revenue	Des Moines Independent Community Schools	$28,593,156.88	Iowa State Checkbook
2016	Education, Dept Of	Clinton Comm Sch Dist	$28,542,623.92	Iowa State Checkbook
2025	Education	Storm Lake Comm Sch Dist	$28,534,114.88	Iowa State Checkbook
2018	Education, Dept Of	College Community Sch	$28,529,316.31	Iowa State Checkbook
2020	Education, Dept Of	Green Hills Aea	$28,481,597.46	Iowa State Checkbook
2022	Treasurer Of State	Des Moines City Of	$28,424,535.47	Iowa State Checkbook
2019	Revenue	Scott Co Treasurer	$28,412,841.22	Iowa State Checkbook
2024	Education, Dept Of	Great Prairie Aea	$28,389,513.31	Iowa State Checkbook
2023	Education, Dept Of	Norwalk Comm School Dist	$28,347,586.24	Iowa State Checkbook
2025	Education	Norwalk Comm School Dist	$28,315,995.76	Iowa State Checkbook
2023	Education, Dept Of	Storm Lake Comm Sch Dist	$28,245,893.18	Iowa State Checkbook
2022	Human Services Assistance Pymt	Accenture Llp	$28,241,405.39	Iowa State Checkbook
2022	Ipers	Internal Revenue Service-Ipers Trust Fund-Ipers Trust Fund	$28,170,847.25	Iowa State Checkbook
2024	Education, Dept Of	Norwalk Comm School Dist	$28,130,272.22	Iowa State Checkbook
2023	Education, Dept Of	Indianola Comm Sch Dist	$28,124,770.15	Iowa State Checkbook
2021	Education, Dept Of	Bettendorf Comm Sch Dist	$28,122,420.96	Iowa State Checkbook
2018	Education, Dept Of	Fort Dodge Comm Sch Dist	$28,120,768.88	Iowa State Checkbook
2022	Education, Dept Of	Indianola Comm Sch Dist	$28,084,742.33	Iowa State Checkbook
2022	Education, Dept Of	Great Prairie Aea	$28,083,740.80	Iowa State Checkbook
2018	Ag- Soybean Promotion	Iowa Soybean Association	$28,044,612.04	Iowa State Checkbook
2017	Transportation, Dept Of	Godbersen Smith Const	$28,021,360.22	Iowa State Checkbook
2018	Transportation, Dept Of	Ames Construction Inc	$28,017,225.19	Iowa State Checkbook
2017	Education, Dept Of	Northwest Aea	$28,007,913.96	Iowa State Checkbook