Year	Employer	Vendor Name	Amount	Source
2020	Healthcare & Family Services	Riverside Medical Center	$8,499,948.83	Illinois State Checkbook
2022	Healthcare & Family Services	Maximus Human Services Inc	$8,499,544.45	Illinois State Checkbook
2025	Human Services	Locumtenens Com Llc	$8,499,266.05	Illinois State Checkbook
2018	Transportation	Lunda Construction Company	$8,497,901.01	Illinois State Checkbook
2022	Revenue	Wood River City Treasurer	$8,497,479.24	Illinois State Checkbook
2024	State Board Of Education	Illinois Valley Central Unit	$8,496,728.81	Illinois State Checkbook
2025	Healthcare & Family Services	Elmhurst Memorial Hospital	$8,496,715.09	Illinois State Checkbook
2023	Transportation	Martin & Co Excavating	$8,495,291.25	Illinois State Checkbook
2020	Il Community College Board	Kaskaskia College	$8,494,706.00	Illinois State Checkbook
2023	Healthcare & Family Services	Silver Cross Hospital	$8,492,875.97	Illinois State Checkbook
2024	Secretary Of State	Chicago City Of	$8,490,270.86	Illinois State Checkbook
2020	Revenue	Chicago Ridge Village Treasure	$8,490,142.24	Illinois State Checkbook
2023	Transportation	J A Johnson Paving	$8,489,880.62	Illinois State Checkbook
2018	Il Community College Board	William Rainey Harper College	$8,489,483.53	Illinois State Checkbook
2020	Il State Toll Highway Auth	K-Five Construction Corp	$8,489,395.33	Illinois State Checkbook
2018	Revenue	Woodstock City Treasurer	$8,487,739.43	Illinois State Checkbook
2021	Il Criminal Justice Info Auth	Childrens Advocacy Ctrs Of Il	$8,487,601.66	Illinois State Checkbook
2021	Transportation	G M Sipes Construction Inc	$8,487,379.90	Illinois State Checkbook
2023	State Board Of Education	Rockton School Dist #140	$8,485,940.58	Illinois State Checkbook
2017	Revenue	Jacksonville City Treasurer	$8,485,903.73	Illinois State Checkbook
2020	Il Community College Board	Triton College	$8,483,400.34	Illinois State Checkbook
2021	Commerce And Economic Opportun	City Of Rockford	$8,482,456.47	Illinois State Checkbook
2022	Children And Family Services	University Of Illinois	$8,481,930.82	Illinois State Checkbook
2023	Il State Toll Highway Auth	Burns & Mcdonnell Engering Inc	$8,481,774.77	Illinois State Checkbook
2024	State Board Of Education	Kildeer Countryside Ccsd 96	$8,481,614.26	Illinois State Checkbook
2016	Revenue	South Elgin Village Treasurer	$8,481,020.37	Illinois State Checkbook
2022	Innovation And Technology	Dell Financial Services Llc	$8,476,875.34	Illinois State Checkbook
2017	Environmental Protect Agency	Applus Technologies Inc	$8,475,728.00	Illinois State Checkbook
2022	Revenue	Bourbonnais Village Treasurer	$8,475,685.17	Illinois State Checkbook
2022	Healthcare & Family Services	Renaissance And Success Nb	$8,475,158.04	Illinois State Checkbook
2020	Human Services	Human Resources Dev Inst Inc	$8,470,778.76	Illinois State Checkbook
2025	State Board Of Education	University Of Illinois	$8,466,470.33	Illinois State Checkbook
2025	Transportation	St Clair County Of	$8,465,231.80	Illinois State Checkbook
2025	Revenue	Fox Lake Village Treasurer	$8,463,625.91	Illinois State Checkbook
2023	Transportation	Hanson Professional Svcs Inc	$8,462,420.75	Illinois State Checkbook
2025	Il Student Assistance Comm	Devry Inc	$8,461,411.00	Illinois State Checkbook
2023	Revenue	Glenbrook High School 225	$8,460,567.72	Illinois State Checkbook
2021	Healthcare & Family Services	Northwestern Medical Faculty	$8,456,960.99	Illinois State Checkbook
2017	Revenue	Wood Dale Village Treasurer	$8,456,294.45	Illinois State Checkbook
2025	State Board Of Education	Washington Community High Scho	$8,456,259.35	Illinois State Checkbook
2021	Il State Toll Highway Auth	K-Five Construction Corp	$8,453,949.97	Illinois State Checkbook
2017	Revenue	South Elgin Village Treasurer	$8,453,753.99	Illinois State Checkbook
2021	Il Emergency Management Agcy	Illinois Law Enfcmnt Alrm Syst	$8,452,706.97	Illinois State Checkbook
2022	Environmental Protect Agency	Fox River Water Reclam Dist	$8,444,096.72	Illinois State Checkbook
2024	Revenue	Shiloh Village Treasurer	$8,443,367.23	Illinois State Checkbook
2019	Transportation	City Of Pekin	$8,443,294.85	Illinois State Checkbook
2016	State Board Of Education	Lake Villa Comm Consolidated	$8,440,239.96	Illinois State Checkbook
2025	Secretary Of State	Chicago City Of	$8,438,867.79	Illinois State Checkbook
2021	Il Student Assistance Comm	Saint Xavier University	$8,438,356.00	Illinois State Checkbook
2022	Revenue	Springfield General Fund City	$8,437,263.31	Illinois State Checkbook
2023	Supreme Court	Lake County	$8,437,013.83	Illinois State Checkbook
2021	Innovation And Technology	Key Government Finance Inc	$8,434,039.63	Illinois State Checkbook
2025	State Board Of Education	Eastern Illinois Area Special	$8,433,563.33	Illinois State Checkbook
2023	Capital Development Board	Henson Robinson Co	$8,432,603.42	Illinois State Checkbook
2018	Transportation	Greater Rockford Airport Auth	$8,431,293.02	Illinois State Checkbook
2020	Transportation	Bloomington-Normal Public Tran	$8,431,117.30	Illinois State Checkbook
2021	Revenue	Franklin Park Village Treasure	$8,426,511.09	Illinois State Checkbook
2018	Illinois Gaming Board	City Of Elgin	$8,423,673.08	Illinois State Checkbook
2017	Revenue	Frankfort Village Treasurer	$8,423,170.82	Illinois State Checkbook
2024	Revenue	Henderson-Knox-Mercer-Warren	$8,421,067.26	Illinois State Checkbook
2022	Healthcare & Family Services	Northwestern Medical Faculty	$8,420,722.14	Illinois State Checkbook
2020	State Board Of Education	Prairie Central Community	$8,420,439.93	Illinois State Checkbook
2024	Transportation	Mclean County	$8,420,435.34	Illinois State Checkbook
2024	Il State Toll Highway Auth	Cdw Llc	$8,420,183.70	Illinois State Checkbook
2020	Revenue	Homewood Village Treasurer	$8,420,121.59	Illinois State Checkbook
2023	Transportation	Copenhaver Construction Inc	$8,419,916.50	Illinois State Checkbook
2023	Revenue	Indian Prairie Cusd 204	$8,417,340.60	Illinois State Checkbook
2023	Revenue	Warrenville City Treasurer	$8,416,253.68	Illinois State Checkbook
2021	State Board Of Education	Carmi-White County Cusd 5	$8,415,894.88	Illinois State Checkbook
2018	State Board Of Education	North Boone Community Unit	$8,412,006.67	Illinois State Checkbook
2019	State Board Of Education	Bradley Bourbonnais Community	$8,409,386.65	Illinois State Checkbook
2020	State Board Of Education	Carbondale Elementary S D 95	$8,404,835.23	Illinois State Checkbook
2021	Transportation	Motorola Solutions Inc	$8,404,481.88	Illinois State Checkbook
2024	Healthcare & Family Services	Thorek Memorial Hospital	$8,404,248.98	Illinois State Checkbook
2019	Secretary Of State	Morpho Usa Inc	$8,403,861.14	Illinois State Checkbook
2025	Human Services	Metropolitan Mayors Caucus	$8,402,346.31	Illinois State Checkbook
2016	Revenue	Madison County Of	$8,402,202.74	Illinois State Checkbook
2022	Healthcare & Family Services	Community First Healthcare Of	$8,398,641.16	Illinois State Checkbook
2024	Capital Development Board	Laverdiere Construction Inc	$8,395,286.03	Illinois State Checkbook
2023	Healthcare & Family Services	Waukegan Illinois Hosp Co Llc	$8,394,768.35	Illinois State Checkbook
2022	State Board Of Education	Community Unit School Dist 2	$8,394,189.89	Illinois State Checkbook
2025	State Board Of Education	Act Education Corp	$8,393,813.00	Illinois State Checkbook
2025	State Board Of Education	North Shore Schls Dist No 112	$8,391,107.69	Illinois State Checkbook
2021	State Board Of Education	Lombard Elementary School	$8,388,615.16	Illinois State Checkbook
2021	Revenue	Peoria Educational Service Reg	$8,387,931.26	Illinois State Checkbook
2025	State Board Of Education	North Greene Unit District 3	$8,387,507.59	Illinois State Checkbook
2022	Healthcare & Family Services	Wal-Mart Stores Inc	$8,386,980.19	Illinois State Checkbook
2016	Healthcare & Family Services	South Shore Hospital Corp	$8,386,216.76	Illinois State Checkbook
2016	Healthcare & Family Services	Washington University	$8,386,118.75	Illinois State Checkbook
2022	Healthcare & Family Services	Novacare Services Inc	$8,386,052.94	Illinois State Checkbook
2020	Central Management	601 Sullivan Member Llc	$8,385,464.00	Illinois State Checkbook
2021	Human Services	Illinois Coalition Against	$8,385,295.97	Illinois State Checkbook
2016	Transportation	A J Walker Construction Co	$8,380,322.86	Illinois State Checkbook
2019	Capital Development Board	Vissering Construction Co	$8,378,456.96	Illinois State Checkbook
2024	State Board Of Education	Sullivan Community Unit School	$8,376,790.76	Illinois State Checkbook
2017	Transportation	Keller Construction Inc	$8,376,687.96	Illinois State Checkbook
2016	Il State Toll Highway Auth	At&T Datacomm Llc	$8,374,857.80	Illinois State Checkbook
2021	Commerce And Economic Opportun	Will County Ctr For Community	$8,373,967.64	Illinois State Checkbook
2021	Revenue	Hinsdale Village Treasurer	$8,373,954.34	Illinois State Checkbook
2022	State Board Of Education	Olympia Comm Unit School Dist	$8,373,601.32	Illinois State Checkbook