Year	Employer	Vendor Name	Amount	Source
2024	Revenue	Ofallon City Treasurer	$24,304,401.22	Illinois State Checkbook
2019	Revenue	Moline City Treasurer	$24,303,403.76	Illinois State Checkbook
2023	Healthcare & Family Services	Advantage Nursing Svcs Inc	$24,301,747.34	Illinois State Checkbook
2023	Transportation	Will County Of	$24,291,882.06	Illinois State Checkbook
2021	Il Student Assistance Comm	Navient Solutions Inc	$24,279,786.78	Illinois State Checkbook
2023	State Board Of Education	Plano C U School	$24,275,891.68	Illinois State Checkbook
2019	Human Services	Illinois Action For Children	$24,271,990.87	Illinois State Checkbook
2017	Transportation	University Of Illinois	$24,263,517.57	Illinois State Checkbook
2023	Revenue	Peoria City	$24,263,273.26	Illinois State Checkbook
2024	State Board Of Education	Marquardt School District 15	$24,255,706.39	Illinois State Checkbook
2025	State Board Of Education	Pekin Public School District 1	$24,252,408.16	Illinois State Checkbook
2021	State Board Of Education	County Of Jackson	$24,245,199.06	Illinois State Checkbook
2025	State Board Of Education	Marquardt School District 15	$24,242,890.17	Illinois State Checkbook
2023	Revenue	Wheaton City Treasurer	$24,227,316.76	Illinois State Checkbook
2017	Healthcare & Family Services	Dentaquest Of Illinois Llc	$24,223,578.10	Illinois State Checkbook
2024	State Board Of Education	Community Unit School Dist 303	$24,193,140.20	Illinois State Checkbook
2025	Capital Development Board	Henson Robinson Co	$24,189,120.70	Illinois State Checkbook
2023	Revenue	Highland Park City Treasurer	$24,188,857.45	Illinois State Checkbook
2021	Aging	Ageoptions Inc	$24,165,009.18	Illinois State Checkbook
2017	State Board Of Education	Board Of Education S D 100	$24,162,851.55	Illinois State Checkbook
2023	Healthcare & Family Services	Advocate Northside	$24,158,841.04	Illinois State Checkbook
2018	Healthcare & Family Services	Central Dupage Hospital Assn	$24,158,213.48	Illinois State Checkbook
2018	Revenue	Moline City Treasurer	$24,156,119.37	Illinois State Checkbook
2020	Revenue	Rockford Board Of Education	$24,142,251.70	Illinois State Checkbook
2023	Il Community College Board	Southwestern Illinois College	$24,138,311.14	Illinois State Checkbook
2018	Il Student Assistance Comm	Southern Illinois University	$24,127,990.93	Illinois State Checkbook
2025	Healthcare & Family Services	Cnsi Holdings Llc	$24,111,792.72	Illinois State Checkbook
2020	Healthcare & Family Services	State Of Michigan Dept Of	$24,098,146.26	Illinois State Checkbook
2021	Revenue	East Peoria City Treasurer	$24,092,379.62	Illinois State Checkbook
2019	State Board Of Education	Belleville Township High	$24,079,321.28	Illinois State Checkbook
2017	State Board Of Education	Freeport School District 145	$24,075,720.55	Illinois State Checkbook
2024	Il State Toll Highway Auth	Wsp Usa Inc	$24,069,948.83	Illinois State Checkbook
2017	Human Services	Illinois Action For Children	$24,064,154.09	Illinois State Checkbook
2019	Transportation	Peter Baker & Son Co	$24,063,617.65	Illinois State Checkbook
2020	Revenue	Crystal Lake City Treasurer	$24,061,961.35	Illinois State Checkbook
2024	State Board Of Education	Beach Park Consolidated Schl	$24,056,032.68	Illinois State Checkbook
2022	State Board Of Education	East Moline School District 37	$24,055,636.61	Illinois State Checkbook
2024	Healthcare & Family Services	Larabida Childrens Hospital	$24,044,164.59	Illinois State Checkbook
2024	Transportation	Will County Of	$24,033,003.87	Illinois State Checkbook
2023	Revenue	Township High School Dist 214	$24,023,280.94	Illinois State Checkbook
2022	State Board Of Education	Pekin Public School District 1	$24,003,202.33	Illinois State Checkbook
2024	Aging	Care For Soul Inc	$23,993,935.14	Illinois State Checkbook
2017	State Board Of Education	Community Unit School District	$23,991,709.72	Illinois State Checkbook
2022	Revenue	Granite City Cusd 9	$23,978,717.66	Illinois State Checkbook
2023	Il Community College Board	Community College Dist 502	$23,965,700.02	Illinois State Checkbook
2021	Healthcare & Family Services	Vna Health Care	$23,960,844.61	Illinois State Checkbook
2022	Transportation	Will County Of	$23,957,311.49	Illinois State Checkbook
2019	State Board Of Education	Community Unit District No 203	$23,942,476.68	Illinois State Checkbook
2022	Healthcare & Family Services	Advantage Nursing Svcs Inc	$23,919,208.10	Illinois State Checkbook
2025	Human Services	Illinois Coalition Against	$23,914,221.71	Illinois State Checkbook
2017	State Board Of Education	Community Unit School	$23,907,723.03	Illinois State Checkbook
2023	Revenue	Oswego Village Treasurer	$23,901,606.47	Illinois State Checkbook
2024	Revenue	Tazewell County Treasurer	$23,898,892.93	Illinois State Checkbook
2022	Revenue	Regional Office Of Education	$23,898,488.10	Illinois State Checkbook
2017	Revenue	Quincy City Treasurer	$23,883,067.79	Illinois State Checkbook
2022	State Board Of Education	Crystal Lake Community	$23,882,596.45	Illinois State Checkbook
2019	Healthcare & Family Services	Memorial Medical Center	$23,872,143.85	Illinois State Checkbook
2018	Central Management	Medco Health Solutions Inc	$23,865,178.25	Illinois State Checkbook
2022	Revenue	Melrose Park Village Treasurer	$23,864,602.66	Illinois State Checkbook
2018	Employment Security	Employment Security Dept Of	$23,858,758.67	Illinois State Checkbook
2024	Comptroller	Employment Security Dept Of	$23,852,151.06	Illinois State Checkbook
2024	Environmental Protect Agency	City Of Waterloo	$23,837,718.97	Illinois State Checkbook
2020	Revenue	Oak Brook Village Treasurer	$23,834,445.46	Illinois State Checkbook
2018	Revenue	Quincy City Treasurer	$23,819,940.74	Illinois State Checkbook
2025	State Board Of Education	Herrin Community Unit School	$23,818,863.00	Illinois State Checkbook
2023	Revenue	Lasalle County Treasurer	$23,806,040.41	Illinois State Checkbook
2023	State Board Of Education	Marquardt School District 15	$23,804,307.21	Illinois State Checkbook
2019	Revenue	Crystal Lake City Treasurer	$23,791,654.52	Illinois State Checkbook
2022	Revenue	Romeoville Village Treasurer	$23,785,880.12	Illinois State Checkbook
2020	Revenue	St Charles City Treasurer	$23,769,614.73	Illinois State Checkbook
2017	State Board Of Education	West Chicago School Dist 33	$23,767,465.18	Illinois State Checkbook
2022	Revenue	Cook County Forest Preserve	$23,765,346.72	Illinois State Checkbook
2024	State Board Of Education	Crystal Lake Community	$23,748,237.73	Illinois State Checkbook
2019	Revenue	Oak Brook Village Treasurer	$23,744,271.69	Illinois State Checkbook
2020	State Board Of Education	Yorkville Comm Unit Dist 115	$23,744,226.06	Illinois State Checkbook
2017	Revenue	Oak Brook Village Treasurer	$23,711,923.74	Illinois State Checkbook
2021	Transportation	William Charles Constrctn Llc	$23,699,190.25	Illinois State Checkbook
2022	Innovation And Technology	Presidio Networked Sltns Inc	$23,695,324.67	Illinois State Checkbook
2022	Revenue	Berwyn Municipal	$23,690,798.71	Illinois State Checkbook
2019	Revenue	Lombard Village Treasurer	$23,688,573.12	Illinois State Checkbook
2022	Il Student Assistance Comm	Navient Solutions Inc	$23,676,561.41	Illinois State Checkbook
2025	Healthcare & Family Services	Swedish American Hospital Assn	$23,674,922.43	Illinois State Checkbook
2021	State Board Of Education	Mattoon Community School	$23,669,981.80	Illinois State Checkbook
2025	State Board Of Education	Kewanee Community Unit School	$23,640,614.85	Illinois State Checkbook
2017	Aging	The Catholic Charities Of The	$23,634,999.85	Illinois State Checkbook
2023	Illinois Gaming Board	Cook County	$23,618,374.75	Illinois State Checkbook
2025	State Board Of Education	Wauconda C U Schl	$23,614,003.28	Illinois State Checkbook
2017	Capital Development Board	River City Construction Llc	$23,613,537.04	Illinois State Checkbook
2020	Il State Toll Highway Auth	Jacobs Engineering Group Inc	$23,588,560.77	Illinois State Checkbook
2022	State Board Of Education	Minooka Community Consolidated	$23,570,667.14	Illinois State Checkbook
2020	Employment Security	Employment Security Dept Of	$23,564,636.19	Illinois State Checkbook
2020	Transportation	Rush Truck Ctrs Of	$23,556,655.54	Illinois State Checkbook
2019	Revenue	St Charles City Treasurer	$23,552,777.66	Illinois State Checkbook
2021	Revenue	Marion City Treasurer	$23,544,867.97	Illinois State Checkbook
2025	Human Services	Chicago Alliance To End Hmlsns	$23,540,594.40	Illinois State Checkbook
2024	Capital Development Board	Clayco Inc	$23,535,078.61	Illinois State Checkbook
2020	Aging	The Catholic Charities Of The	$23,534,454.61	Illinois State Checkbook
2017	Healthcare & Family Services	Jackson Park Hospital Foundati	$23,533,981.36	Illinois State Checkbook
2020	Transportation	Lake County	$23,532,597.81	Illinois State Checkbook
2017	Transportation	Plote Construction Inc	$23,530,493.35	Illinois State Checkbook