Year	Employer	Vendor Name	Amount	Source
2023	Transportation	Capital Industrial Srvcs Llc	$9,826,313.20	Illinois State Checkbook
2021	Human Services	Southern Illinois Living Ctrs	$9,826,284.49	Illinois State Checkbook
2024	Transportation	Austin Tyler Construction Inc	$9,825,254.56	Illinois State Checkbook
2025	State Board Of Education	University Of Wisconsin System	$9,824,703.75	Illinois State Checkbook
2017	State Board Of Education	Glenbard Township High School	$9,822,931.76	Illinois State Checkbook
2018	Revenue	Batavia Village Treasurer	$9,822,660.49	Illinois State Checkbook
2021	Il State Toll Highway Auth	Stantec Consulting Services	$9,822,449.77	Illinois State Checkbook
2017	Revenue	Evergreen Park Village Treasur	$9,819,562.01	Illinois State Checkbook
2020	State Board Of Education	Bradley Bourbonnais Community	$9,816,008.25	Illinois State Checkbook
2019	State Board Of Education	Woodland Comm Consolidated	$9,814,288.58	Illinois State Checkbook
2020	Human Services	Cornerstone Services	$9,813,907.79	Illinois State Checkbook
2025	Corrections	Southern Illinois University	$9,812,915.05	Illinois State Checkbook
2022	Aging	Classic Care Health Svcs Inc	$9,812,102.04	Illinois State Checkbook
2019	Revenue	North Rivreside Village Treas	$9,811,646.72	Illinois State Checkbook
2018	Il Student Assistance Comm	Northeastern Illinois Univ	$9,810,750.28	Illinois State Checkbook
2023	Revenue	Champaign Comm Unit Sch Dist	$9,810,040.30	Illinois State Checkbook
2020	Human Services	Golfview Developmental Center	$9,809,396.74	Illinois State Checkbook
2025	Revenue	Madison Co Flood Prvntn Dist	$9,807,730.14	Illinois State Checkbook
2025	Revenue	Monticello Cusd 25	$9,806,345.99	Illinois State Checkbook
2022	State Board Of Education	Pikeland Cmnty Schl Dist No 10	$9,805,353.12	Illinois State Checkbook
2017	State Board Of Education	County Of Christian	$9,805,041.48	Illinois State Checkbook
2023	Healthcare & Family Services	Advocate Sherman Hospital	$9,803,978.84	Illinois State Checkbook
2021	Healthcare & Family Services	Activstyle Inc	$9,802,369.45	Illinois State Checkbook
2018	State Board Of Education	Highland Community Schls Dist	$9,800,962.95	Illinois State Checkbook
2023	State Board Of Education	Pekin Community High School	$9,797,911.76	Illinois State Checkbook
2020	Revenue	Crestwood Village Treasurer	$9,797,229.72	Illinois State Checkbook
2023	Healthcare & Family Services	Sycamore Cusd 427	$9,797,040.18	Illinois State Checkbook
2018	State Board Of Education	Carterville Community School	$9,794,454.78	Illinois State Checkbook
2024	Commerce And Economic Opportun	Tazwood Community Services Inc	$9,794,303.00	Illinois State Checkbook
2024	Revenue	Glen Carbon Village Treasurer	$9,792,700.90	Illinois State Checkbook
2021	Human Services	Apostolic Christian Lifepoint	$9,791,404.60	Illinois State Checkbook
2023	State Board Of Education	Woodridge Elem School	$9,790,771.18	Illinois State Checkbook
2025	Transportation	Acura Inc	$9,790,520.13	Illinois State Checkbook
2020	Human Services	Chicago Alliance To End Hmlsns	$9,790,100.00	Illinois State Checkbook
2020	Revenue	Burbank City Treasurer	$9,790,061.78	Illinois State Checkbook
2021	Aging	Assyrian National Cuncl Of Il	$9,789,778.79	Illinois State Checkbook
2022	Revenue	Lombard Vlg Of Tr 1856837003	$9,789,498.24	Illinois State Checkbook
2018	Revenue	Madison County Of	$9,789,446.39	Illinois State Checkbook
2018	Healthcare & Family Services	Maxim Healthcare Services Inc	$9,786,751.33	Illinois State Checkbook
2024	Revenue	Cicero Elem S D 99	$9,784,131.64	Illinois State Checkbook
2021	Revenue	Washington City Treasurer	$9,781,980.96	Illinois State Checkbook
2020	Revenue	Sterling City Treasurer	$9,781,438.69	Illinois State Checkbook
2019	Revenue	Burbank City Treasurer	$9,781,312.11	Illinois State Checkbook
2021	Healthcare & Family Services	Rehabtech Supply Corporation	$9,780,143.08	Illinois State Checkbook
2023	State Board Of Education	Regional Office Of Educ 19	$9,777,198.79	Illinois State Checkbook
2022	State Board Of Education	Carmi-White County Cusd 5	$9,773,255.29	Illinois State Checkbook
2019	Il State Toll Highway Auth	Bit Mobility Solutions Llc	$9,771,139.91	Illinois State Checkbook
2019	Human Services	Trinity Services Inc	$9,769,542.35	Illinois State Checkbook
2022	Transportation	Era-Valdivia Contractors Inc	$9,768,549.13	Illinois State Checkbook
2022	Revenue	Matteson Village Of Trust	$9,764,783.02	Illinois State Checkbook
2021	Healthcare & Family Services	Center For Comprehensive Svcs	$9,762,977.83	Illinois State Checkbook
2016	Il Student Assistance Comm	Northern Illinois University	$9,760,551.15	Illinois State Checkbook
2018	Healthcare & Family Services	Vhs Acqustn Subsdry No 3 Inc	$9,756,087.83	Illinois State Checkbook
2023	Transportation	Aurora City Of	$9,751,744.41	Illinois State Checkbook
2021	Revenue	Lockport City Treasurer	$9,751,610.26	Illinois State Checkbook
2021	Revenue	Township High School Dist 214	$9,751,294.84	Illinois State Checkbook
2024	Il Emergency Management Agcy	University Of Illinois	$9,750,891.62	Illinois State Checkbook
2020	Revenue	North Rivreside Village Treas	$9,750,046.99	Illinois State Checkbook
2023	Il Student Assistance Comm	Lewis University	$9,749,240.00	Illinois State Checkbook
2017	Revenue	Countryside City Treasurer	$9,746,659.50	Illinois State Checkbook
2025	Healthcare & Family Services	Silver Cross Hospital	$9,745,915.51	Illinois State Checkbook
2023	Transportation	Berger Excavating Contractors	$9,745,704.81	Illinois State Checkbook
2016	Commerce And Economic Opportun	Chicago City Of	$9,745,614.24	Illinois State Checkbook
2023	Il State Toll Highway Auth	Martam Const Inc	$9,743,363.88	Illinois State Checkbook
2025	Environmental Protect Agency	City Of Greenville	$9,742,517.50	Illinois State Checkbook
2022	Transportation	Wex Bank	$9,739,830.02	Illinois State Checkbook
2020	State Board Of Education	Vandalia Community High School	$9,739,753.83	Illinois State Checkbook
2020	Healthcare & Family Services	Holy Cross Hospital	$9,737,870.37	Illinois State Checkbook
2018	Il State Toll Highway Auth	Transystems Corporation	$9,735,441.88	Illinois State Checkbook
2017	Transportation	Peter Baker & Son Co	$9,729,573.34	Illinois State Checkbook
2023	Secretary Of State	Macon Resources Inc	$9,729,325.37	Illinois State Checkbook
2021	Healthcare & Family Services	Advocate Aurora Health Inc	$9,728,000.00	Illinois State Checkbook
2022	State Board Of Education	Illinois State University	$9,727,184.21	Illinois State Checkbook
2025	Revenue	Macomb City Treasurer	$9,727,045.51	Illinois State Checkbook
2024	Environmental Protect Agency	City Of Greenville	$9,726,165.00	Illinois State Checkbook
2023	State Board Of Education	Hononegah High School	$9,724,007.58	Illinois State Checkbook
2022	Aging	East Central Il Area Agency	$9,723,426.90	Illinois State Checkbook
2022	Capital Development Board	Ccc Holdings Inc	$9,721,022.02	Illinois State Checkbook
2017	State Board Of Education	Centralia Cusd 135	$9,720,541.25	Illinois State Checkbook
2016	Human Services	Childrens Habilitation Ctr Inc	$9,719,370.94	Illinois State Checkbook
2023	State Board Of Education	Mt Vernon Township High School	$9,717,413.27	Illinois State Checkbook
2020	State Board Of Education	County Of Kankakee 5 Manteno	$9,717,399.07	Illinois State Checkbook
2023	Transportation	Mclean County	$9,716,260.12	Illinois State Checkbook
2021	Revenue	Rosemont Village Treasurer	$9,716,112.68	Illinois State Checkbook
2022	State Board Of Education	Lockport Township High School	$9,713,938.06	Illinois State Checkbook
2020	Transportation	Ihc Construction Companies Llc	$9,713,667.12	Illinois State Checkbook
2016	Healthcare & Family Services	Presence Resurrection Mdcl Cnt	$9,713,024.69	Illinois State Checkbook
2019	Healthcare & Family Services	Advocate Sherman Hospital	$9,711,700.57	Illinois State Checkbook
2016	Healthcare & Family Services	Elmhurst Memorial Hospital	$9,709,464.90	Illinois State Checkbook
2022	Healthcare & Family Services	Northwest Community Hospital	$9,709,230.05	Illinois State Checkbook
2025	Secretary Of State	Cdw Llc	$9,709,129.52	Illinois State Checkbook
2018	Environmental Protect Agency	Village Of Frankfort	$9,708,763.24	Illinois State Checkbook
2025	Revenue	Woodford County Treasurer	$9,708,417.76	Illinois State Checkbook
2023	Revenue	Morton Village Treasurer	$9,708,343.06	Illinois State Checkbook
2021	State Board Of Education	Genoa Kingston Community Unit	$9,707,001.25	Illinois State Checkbook
2021	Revenue	Lincolnwood Village Treasurer	$9,704,624.41	Illinois State Checkbook
2023	Healthcare & Family Services	Health Delivery Management Llc	$9,703,370.02	Illinois State Checkbook
2022	Revenue	Quincy City	$9,703,196.08	Illinois State Checkbook
2025	State Board Of Education	Carmi-White County Cusd 5	$9,702,029.60	Illinois State Checkbook
2022	State Board Of Education	Community High School Dist 99	$9,700,955.10	Illinois State Checkbook