Year	Employer	Vendor Name	Amount	Source
2024	Human Services	Metropolitan Family Services	$26,094,988.15	Illinois State Checkbook
2020	Revenue	Addison Village Treasurer	$26,093,831.22	Illinois State Checkbook
2021	Il Student Assistance Comm	Southern Illinois University	$26,087,291.68	Illinois State Checkbook
2017	Revenue	Sycamore City Treasurer	$26,055,068.83	Illinois State Checkbook
2025	Healthcare & Family Services	Larabida Childrens Hospital	$26,041,178.41	Illinois State Checkbook
2017	State Board Of Education	County Of Cook School Dist 98	$26,019,067.43	Illinois State Checkbook
2023	State Board Of Education	County Of Dupage School Dist 4	$26,006,010.94	Illinois State Checkbook
2024	Il State Toll Highway Auth	Transystems Corporation	$25,986,117.19	Illinois State Checkbook
2023	Revenue	Lombard Village Treasurer	$25,983,210.63	Illinois State Checkbook
2019	State Employees' Retire System	Treasurer Office Of	$25,972,758.14	Illinois State Checkbook
2022	Transportation	Samron Midwest Contracting Inc	$25,962,214.44	Illinois State Checkbook
2024	Innovation And Technology	Carahsoft Technology Corp	$25,952,775.01	Illinois State Checkbook
2023	Revenue	Belleville City Treasurer	$25,949,089.25	Illinois State Checkbook
2023	State Board Of Education	Kewanee Community Unit School	$25,940,887.92	Illinois State Checkbook
2017	Il State Toll Highway Auth	Chicago City Of	$25,940,000.00	Illinois State Checkbook
2018	Transportation	Halverson Construction Co Inc	$25,939,973.12	Illinois State Checkbook
2024	State Board Of Education	Consolidated Hg Schl Dist 230	$25,924,460.35	Illinois State Checkbook
2017	State Board Of Education	Ncs Pearson Inc	$25,911,530.92	Illinois State Checkbook
2025	Revenue	Hanover Park Village Treasurer	$25,901,144.35	Illinois State Checkbook
2018	Healthcare & Family Services	Touchette Regional Hosp	$25,900,001.25	Illinois State Checkbook
2024	State Board Of Education	Herrin Community Unit School	$25,898,720.26	Illinois State Checkbook
2024	State Board Of Education	Elmwood Park Cusd 401	$25,897,900.11	Illinois State Checkbook
2019	Transportation	Walsh Construction Co Ii Llc	$25,893,551.22	Illinois State Checkbook
2025	Il Community College Board	Community College Dist 502	$25,886,050.75	Illinois State Checkbook
2021	Il State Toll Highway Auth	Plote Construction Inc &	$25,874,615.87	Illinois State Checkbook
2020	Il Emergency Management Agcy	Tqbm Inc	$25,856,227.00	Illinois State Checkbook
2025	Il State Toll Highway Auth	Wsp Usa Inc	$25,840,496.85	Illinois State Checkbook
2017	Revenue	Tinley Park Village Treasurer	$25,829,970.24	Illinois State Checkbook
2022	Human Services	Illinois Action For Children	$25,812,039.07	Illinois State Checkbook
2021	Healthcare & Family Services	Advantage Nursing Svcs Inc	$25,808,361.17	Illinois State Checkbook
2019	State Board Of Education	Zion Public School Dist 6	$25,795,588.20	Illinois State Checkbook
2025	Revenue	St Clair County Treasurer	$25,763,457.74	Illinois State Checkbook
2025	Revenue	Champaign County Treasurer	$25,757,813.45	Illinois State Checkbook
2023	Revenue	Regional Office Of Education	$25,756,680.96	Illinois State Checkbook
2022	Healthcare & Family Services	St Johns Hospital Sisters Of	$25,750,868.74	Illinois State Checkbook
2023	Capital Development Board	River City Construction Llc	$25,743,396.67	Illinois State Checkbook
2020	Healthcare & Family Services	Swedish American Hospital Assn	$25,742,525.01	Illinois State Checkbook
2025	Capital Development Board	Clark Construction Group Chica	$25,728,705.00	Illinois State Checkbook
2019	Transportation	Meade Inc	$25,720,369.34	Illinois State Checkbook
2025	Revenue	Dekalb City Treasurer	$25,680,230.63	Illinois State Checkbook
2025	State Board Of Education	Bloomington Public Schools	$25,675,540.31	Illinois State Checkbook
2025	Revenue	Pekin City Treasurer	$25,649,775.85	Illinois State Checkbook
2021	Revenue	Moline City Treasurer	$25,647,702.99	Illinois State Checkbook
2020	Revenue	Quincy City Treasurer	$25,642,608.12	Illinois State Checkbook
2024	Revenue	Champaign County Treasurer	$25,636,526.74	Illinois State Checkbook
2023	State Board Of Education	Pekin Public School District 1	$25,635,429.92	Illinois State Checkbook
2024	Il Community College Board	Southwestern Illinois College	$25,632,051.00	Illinois State Checkbook
2019	State Board Of Education	Quincy Public Schools	$25,597,254.89	Illinois State Checkbook
2019	Revenue	Sycamore City Treasurer	$25,592,155.10	Illinois State Checkbook
2022	Revenue	Buffalo Grove Village Treasure	$25,585,561.93	Illinois State Checkbook
2025	Il State Toll Highway Auth	Hntb Corp	$25,584,121.11	Illinois State Checkbook
2018	State Board Of Education	Schaumburg Comm Consolidated	$25,562,057.32	Illinois State Checkbook
2025	Revenue	Ofallon City Treasurer	$25,561,092.35	Illinois State Checkbook
2023	Revenue	Mount Vernon City Treasurer	$25,554,884.79	Illinois State Checkbook
2022	State Board Of Education	Bloomington Public Schools	$25,549,159.25	Illinois State Checkbook
2022	Transportation	Civil Constructors Inc Of Il	$25,535,038.06	Illinois State Checkbook
2025	Innovation And Technology	Mckinsey & Company Inc	$25,534,603.74	Illinois State Checkbook
2020	Capital Development Board	Ihc Construction Companies Llc	$25,530,766.37	Illinois State Checkbook
2024	State Board Of Education	Ncs Pearson Inc	$25,498,567.00	Illinois State Checkbook
2024	Revenue	Pekin City Treasurer	$25,485,449.04	Illinois State Checkbook
2023	Transportation	Civil Constructors Inc Of Il	$25,460,187.73	Illinois State Checkbook
2025	Revenue	Carol Stream Village Treasurer	$25,456,865.35	Illinois State Checkbook
2018	Transportation	Iroquois Paving Corp	$25,456,679.99	Illinois State Checkbook
2023	State Board Of Education	Community Unit School Dist 303	$25,446,251.54	Illinois State Checkbook
2018	Healthcare & Family Services	Caremark Inc	$25,438,941.97	Illinois State Checkbook
2023	Transportation	Gallagher Asphalt Corporation	$25,437,917.90	Illinois State Checkbook
2025	Revenue	Berwyn Municipal	$25,433,018.42	Illinois State Checkbook
2021	Revenue	St Charles City Treasurer	$25,430,727.53	Illinois State Checkbook
2023	Public Health	Cardinal Health Inc	$25,422,828.41	Illinois State Checkbook
2024	Healthcare & Family Services	Advantage Nursing Svcs Inc	$25,402,290.69	Illinois State Checkbook
2021	State Board Of Education	Urbana School District 116	$25,397,528.88	Illinois State Checkbook
2017	Revenue	Elmhurst City Treasurer	$25,385,283.95	Illinois State Checkbook
2021	Healthcare & Family Services	Presence Central And Suburban	$25,381,966.93	Illinois State Checkbook
2025	State Board Of Education	Rantoul City School Dist 137	$25,377,649.27	Illinois State Checkbook
2019	Transportation	Kraemer North America Llc	$25,355,264.93	Illinois State Checkbook
2022	Public Health	Illinois Public Health	$25,354,379.13	Illinois State Checkbook
2018	Healthcare & Family Services	St Alexius Medical Center	$25,353,329.47	Illinois State Checkbook
2022	Transportation	Icc Group Inc	$25,347,849.56	Illinois State Checkbook
2023	Il Student Assistance Comm	National-Louis University	$25,347,739.00	Illinois State Checkbook
2023	Transportation	Chicago Metropolitan Agency	$25,339,366.03	Illinois State Checkbook
2017	Healthcare & Family Services	The Methodist Medical Ctr Il	$25,325,243.85	Illinois State Checkbook
2018	State Board Of Education	Belleville School District 118	$25,312,584.30	Illinois State Checkbook
2022	Revenue	Hoffman Estates Vlg Treasurer	$25,312,507.34	Illinois State Checkbook
2021	Revenue	Gurnee Village Treasurer	$25,308,000.85	Illinois State Checkbook
2020	Healthcare & Family Services	Javon Bea Hospital	$25,297,907.80	Illinois State Checkbook
2024	Corrections	University Of Illinois	$25,287,266.95	Illinois State Checkbook
2023	Revenue	Carol Stream Village Treasurer	$25,270,186.71	Illinois State Checkbook
2017	Central Management	Health Care Service Corp	$25,265,715.01	Illinois State Checkbook
2020	Environmental Protect Agency	Illinois Envrnmntl Prot Agency	$25,247,452.00	Illinois State Checkbook
2024	Revenue	Berwyn Municipal	$25,240,388.97	Illinois State Checkbook
2023	Human Services	Amn Healthcare Inc	$25,234,727.58	Illinois State Checkbook
2022	State Board Of Education	Matteson School Dist 162	$25,227,391.97	Illinois State Checkbook
2022	Revenue	Belleville City Treasurer	$25,224,435.91	Illinois State Checkbook
2024	Healthcare & Family Services	Waukegan Illinois Hosp Co Llc	$25,209,901.59	Illinois State Checkbook
2025	Healthcare & Family Services	St Louis Childrens Hospital	$25,202,236.83	Illinois State Checkbook
2023	State Board Of Education	Jacksonville School Dist 117	$25,187,971.27	Illinois State Checkbook
2023	Revenue	New Lenox Village Treasurer	$25,174,498.31	Illinois State Checkbook
2025	Transportation	Morrow Brothers Ford Inc	$25,171,601.68	Illinois State Checkbook
2023	Commerce And Economic Opportun	Academy For Global Citizenship	$25,155,325.63	Illinois State Checkbook
2024	Governor's Off Of Mgt & Budget	U S Bank Trust National Assn	$25,146,841.00	Illinois State Checkbook