Year	Employer	Vendor Name	Amount	Source
2020	Innovation And Technology	Illinois Bell Telephone Co	$5,615,650.55	Illinois State Checkbook
2020	Environmental Protect Agency	North Shore Sanitary District	$5,615,244.58	Illinois State Checkbook
2022	Aging	Ccsi-Case Coordination Llc	$5,613,063.47	Illinois State Checkbook
2019	State Board Of Education	Lombard Elementary School	$5,612,377.58	Illinois State Checkbook
2025	Human Services	Visions Llc	$5,612,317.01	Illinois State Checkbook
2022	Healthcare & Family Services	Health Delivery Management Llc	$5,612,277.92	Illinois State Checkbook
2025	State Board Of Education	Summit Hill School Dist 161	$5,610,992.51	Illinois State Checkbook
2025	Illinois Gaming Board	City Of Rockford	$5,609,993.60	Illinois State Checkbook
2022	Transportation	Truman L Flatt & Sons Co Inc	$5,609,407.72	Illinois State Checkbook
2020	Transportation	Peoria City Treasurer	$5,609,157.02	Illinois State Checkbook
2019	Aging	Northwestern Illinois Area	$5,608,933.75	Illinois State Checkbook
2017	Environmental Protect Agency	City Of Savanna	$5,608,028.58	Illinois State Checkbook
2024	State Board Of Education	Creve Coeur School District	$5,607,977.87	Illinois State Checkbook
2024	Aging	Senior Services Plus Inc	$5,607,142.02	Illinois State Checkbook
2021	State Board Of Education	Abingdon-Avon Cusd 276	$5,606,221.12	Illinois State Checkbook
2019	Revenue	Grundy County Treasurer	$5,606,074.29	Illinois State Checkbook
2020	Revenue	Canton City Treasurer	$5,605,545.29	Illinois State Checkbook
2021	State Board Of Education	Unity Point School Dist 140	$5,604,428.56	Illinois State Checkbook
2022	Natural Resources	Chicago Neighborhood Intvs Inc	$5,604,415.27	Illinois State Checkbook
2024	State Board Of Education	Salem Com High School Dist 600	$5,604,339.74	Illinois State Checkbook
2017	Il State Toll Highway Auth	Knight E A Inc	$5,601,656.30	Illinois State Checkbook
2025	Transportation	Kankakee County	$5,601,303.55	Illinois State Checkbook
2020	Healthcare & Family Services	Bridgeway Senior Living Llc	$5,600,508.10	Illinois State Checkbook
2024	Revenue	Regional Office Of Edu 30	$5,600,173.57	Illinois State Checkbook
2019	Commerce And Economic Opportun	Peoria Citizens Committee For	$5,599,550.28	Illinois State Checkbook
2024	Commerce And Economic Opportun	Litchfield Community Unit	$5,598,601.59	Illinois State Checkbook
2025	Transportation	Infrastructure Engineering Inc	$5,596,939.17	Illinois State Checkbook
2025	State Board Of Education	Clinton Community Unit School	$5,596,923.05	Illinois State Checkbook
2025	Commerce And Economic Opportun	Lawndale Christian Legal Cntr	$5,596,506.27	Illinois State Checkbook
2025	Il Emergency Management Agcy	Mutual Aid Box Alarm System	$5,595,844.20	Illinois State Checkbook
2022	State Board Of Education	Millburn Ccsd 24	$5,595,785.28	Illinois State Checkbook
2025	Il Community College Board	Kishwaukee College-Illinois	$5,595,405.17	Illinois State Checkbook
2023	Revenue	Palos Hills City Treasurer	$5,594,690.94	Illinois State Checkbook
2020	Healthcare & Family Services	Orsini Pharmaceutical Svcs Inc	$5,594,673.77	Illinois State Checkbook
2021	Human Services	Mount St Joseph	$5,594,014.90	Illinois State Checkbook
2024	Capital Development Board	Loescher Heating & A C	$5,593,568.95	Illinois State Checkbook
2022	State Board Of Education	Cobden Unit School District 17	$5,592,869.71	Illinois State Checkbook
2022	Il State Toll Highway Auth	Wood Environment & Infrstrctr	$5,591,983.03	Illinois State Checkbook
2024	Insurance	Flowers Communications Grp Inc	$5,591,917.84	Illinois State Checkbook
2025	Il Community College Board	Community College Dist No 536	$5,591,566.80	Illinois State Checkbook
2021	Corrections	Protocol Criminal Justice Inc	$5,590,891.47	Illinois State Checkbook
2020	State Board Of Education	Knoxville Community Unit Schoo	$5,590,265.85	Illinois State Checkbook
2021	Revenue	Cherry Valley Village Treasure	$5,586,770.47	Illinois State Checkbook
2018	State Board Of Education	Cons High Schl Dist 125	$5,586,474.85	Illinois State Checkbook
2019	State Board Of Education	Prairie Crossing Charter Schl	$5,585,854.37	Illinois State Checkbook
2025	State Board Of Education	Pecatonica Cusd 321	$5,585,763.23	Illinois State Checkbook
2019	Comptroller	Healthcare And Family Services	$5,585,401.62	Illinois State Checkbook
2022	Human Services	Tasc Inc	$5,584,837.70	Illinois State Checkbook
2018	Revenue	Schiller Park Village Treasure	$5,584,699.51	Illinois State Checkbook
2018	Healthcare & Family Services	Option Care Enterprises Inc	$5,584,523.50	Illinois State Checkbook
2020	Healthcare & Family Services	Pitney Bowes Inc	$5,584,220.59	Illinois State Checkbook
2023	Revenue	Williamson County Treasurer Ge	$5,583,823.11	Illinois State Checkbook
2021	Healthcare & Family Services	The University Of Chicago	$5,583,346.17	Illinois State Checkbook
2017	State Board Of Education	Hillsboro Community Unit	$5,581,875.41	Illinois State Checkbook
2025	Aging	Divine Medical Equip Supl Co	$5,581,114.39	Illinois State Checkbook
2017	Il State Toll Highway Auth	Amec Foster Wheeler	$5,580,581.13	Illinois State Checkbook
2025	Capital Development Board	Johnco Construction Inc	$5,580,241.89	Illinois State Checkbook
2021	Human Services	The West Side Justice Ctr Inc	$5,579,737.71	Illinois State Checkbook
2025	State Board Of Education	Central Community Unit School	$5,578,702.56	Illinois State Checkbook
2022	Revenue	Jacksonville Unit Sch 117	$5,578,616.62	Illinois State Checkbook
2022	Environmental Protect Agency	City Of Mattoon	$5,577,584.40	Illinois State Checkbook
2025	Environmental Protect Agency	Coal City Village Of	$5,577,422.00	Illinois State Checkbook
2025	Aging	Romanian American Community	$5,577,397.67	Illinois State Checkbook
2018	Transportation	A Lamp Concrete Contractor Inc	$5,577,363.79	Illinois State Checkbook
2021	Revenue	Lagrange Village Treasurer	$5,576,190.00	Illinois State Checkbook
2025	Human Services	The Boston Cnsltng Grp Inc	$5,575,000.00	Illinois State Checkbook
2025	Human Services	Community Service Options Inc	$5,574,901.82	Illinois State Checkbook
2019	Revenue	East St Louis City Treasurer	$5,574,415.51	Illinois State Checkbook
2018	Healthcare & Family Services	Crawford Memorial Hospital	$5,573,706.34	Illinois State Checkbook
2021	Transportation	Knox County	$5,573,548.83	Illinois State Checkbook
2022	Revenue	Clinton County Treasurer	$5,573,199.36	Illinois State Checkbook
2024	Revenue	Glenbrook High School 225	$5,572,693.22	Illinois State Checkbook
2021	Transportation	Logan County	$5,571,684.55	Illinois State Checkbook
2019	Revenue	Zion City Treasurer	$5,570,989.90	Illinois State Checkbook
2023	State Board Of Education	Cook County Consolidated	$5,570,875.34	Illinois State Checkbook
2023	Revenue	Joliet Elem Sd 86	$5,570,811.73	Illinois State Checkbook
2023	Auditor General	Rsm U S Llp	$5,570,530.00	Illinois State Checkbook
2020	Revenue	Woodford County Treasurer	$5,570,050.16	Illinois State Checkbook
2020	State Board Of Education	Township High School Dist 113	$5,569,867.68	Illinois State Checkbook
2025	Healthcare & Family Services	Oncology Hematology Associates	$5,569,078.60	Illinois State Checkbook
2018	Revenue	Willowbrook Village Treasurer	$5,569,016.88	Illinois State Checkbook
2024	Transportation	Elgin City Treasurer Of	$5,567,192.57	Illinois State Checkbook
2023	Transportation	Macon County	$5,565,694.48	Illinois State Checkbook
2023	Transportation	Hntb Corp	$5,565,153.21	Illinois State Checkbook
2024	Revenue	Round Lake Beach Vlg Treasurer	$5,565,116.84	Illinois State Checkbook
2021	Aging	Xilin Association	$5,564,567.53	Illinois State Checkbook
2020	State Board Of Education	Casey Westfield Community Unit	$5,564,273.58	Illinois State Checkbook
2021	State Board Of Education	Community High School	$5,564,252.52	Illinois State Checkbook
2023	Revenue	Freeport Unit School 145	$5,563,969.57	Illinois State Checkbook
2020	Human Services	Kenneth Young Center	$5,561,106.84	Illinois State Checkbook
2024	State Board Of Education	Pecatonica Cusd 321	$5,560,458.99	Illinois State Checkbook
2017	Capital Development Board	Mt Vernon Township High School	$5,559,357.06	Illinois State Checkbook
2022	State Board Of Education	Dept Of Innovation & Technlgy	$5,558,945.12	Illinois State Checkbook
2022	State Board Of Education	County Of Will School Dist 88	$5,558,412.28	Illinois State Checkbook
2025	Il Emergency Management Agcy	Northshore University Health	$5,555,896.65	Illinois State Checkbook
2021	State Board Of Education	Trico Community Unit School	$5,555,707.85	Illinois State Checkbook
2024	Healthcare & Family Services	Option Care Enterprises Inc	$5,555,287.50	Illinois State Checkbook
2023	State Board Of Education	South Central Cusd 401	$5,552,632.24	Illinois State Checkbook
2021	Il Community College Board	Kishwaukee College-Illinois	$5,552,584.32	Illinois State Checkbook
2023	Aging	Senior Services Plus Inc	$5,550,521.59	Illinois State Checkbook