Year	Employer	Vendor Name	Amount	Source
2018	Transportation	Rush Truck Ctrs Of	$22,132,283.72	Illinois State Checkbook
2017	Illinois Gaming Board	City Of Des Plaines	$22,131,315.86	Illinois State Checkbook
2023	Revenue	Urbana City Treasurer	$22,107,054.89	Illinois State Checkbook
2017	Revenue	Addison Village Treasurer	$22,099,686.38	Illinois State Checkbook
2020	State Board Of Education	Special Ed Dist Of Lake County	$22,085,768.34	Illinois State Checkbook
2017	State Board Of Education	Belleville School District 118	$22,080,949.49	Illinois State Checkbook
2021	State Board Of Education	Zion Benton Township High Schl	$22,079,460.52	Illinois State Checkbook
2018	Capital Development Board	River City Construction Llc	$22,069,079.90	Illinois State Checkbook
2017	Healthcare & Family Services	Deloitte Consulting Llp	$22,060,424.05	Illinois State Checkbook
2019	Revenue	Rockford Board Of Education	$22,055,125.67	Illinois State Checkbook
2023	Revenue	Algonquin Village Treasurer	$22,028,518.44	Illinois State Checkbook
2023	Revenue	Oak Park Village Treasurer	$21,994,501.40	Illinois State Checkbook
2017	Revenue	Crystal Lake City Treasurer	$21,989,811.71	Illinois State Checkbook
2022	State Board Of Education	Marion Community Unit Dist 2	$21,974,058.43	Illinois State Checkbook
2022	Revenue	Joliet Twp Hs 204	$21,973,261.20	Illinois State Checkbook
2020	Central Management	Healthlink Hmo Inc And	$21,972,484.74	Illinois State Checkbook
2021	Transportation	Kane County Of	$21,956,575.13	Illinois State Checkbook
2018	Il Student Assistance Comm	Illinois State University	$21,945,703.52	Illinois State Checkbook
2022	Healthcare & Family Services	Larabida Childrens Hospital	$21,918,366.62	Illinois State Checkbook
2023	Revenue	Carbondale City Treasurer	$21,898,009.04	Illinois State Checkbook
2022	Revenue	Rockford City	$21,891,584.83	Illinois State Checkbook
2023	Healthcare & Family Services	First Transit	$21,882,053.91	Illinois State Checkbook
2023	State Board Of Education	Day Care Resources	$21,872,222.85	Illinois State Checkbook
2018	Revenue	Vernon Hills Village Treasurer	$21,854,708.23	Illinois State Checkbook
2017	Transportation	Herlihy Mid Continent Company	$21,851,578.37	Illinois State Checkbook
2018	Healthcare & Family Services	Saint Anthony Hospital	$21,851,340.24	Illinois State Checkbook
2023	Transportation	Martam Const Inc	$21,842,646.49	Illinois State Checkbook
2017	State Board Of Education	Comm Cons School District 15	$21,823,492.71	Illinois State Checkbook
2018	State Board Of Education	Joliet Twp H S Dist 204	$21,810,356.88	Illinois State Checkbook
2019	Il State Toll Highway Auth	Judlau Contracting Inc	$21,808,244.46	Illinois State Checkbook
2021	Commerce And Economic Opportun	Commonwealth Edison Company	$21,795,196.40	Illinois State Checkbook
2021	Healthcare & Family Services	Larabida Childrens Hospital	$21,795,070.48	Illinois State Checkbook
2020	Revenue	St Clair Cnty Trans Dist Sales	$21,785,916.35	Illinois State Checkbook
2021	Revenue	Sangamon County Regional	$21,764,225.19	Illinois State Checkbook
2019	Revenue	East Peoria City Treasurer	$21,758,949.63	Illinois State Checkbook
2023	Architect Of The Capitol	River City Construction Llc	$21,741,729.63	Illinois State Checkbook
2023	Revenue	Springfield Unit Sch 186	$21,740,329.25	Illinois State Checkbook
2020	Environmental Protect Agency	City Of East Peoria	$21,727,370.33	Illinois State Checkbook
2022	Revenue	Carbondale City Treasurer	$21,709,170.84	Illinois State Checkbook
2020	Healthcare & Family Services	St Louis Childrens Hospital	$21,704,077.62	Illinois State Checkbook
2020	Aging	European Service At Home Inc	$21,697,722.50	Illinois State Checkbook
2022	Revenue	Lasalle County Treasurer	$21,675,666.17	Illinois State Checkbook
2021	Il Community College Board	Community College Dist 502	$21,668,515.23	Illinois State Checkbook
2019	Revenue	St Clair Cnty Trans Dist Sales	$21,653,302.36	Illinois State Checkbook
2017	Environmental Protect Agency	Sangamon County Water	$21,651,247.56	Illinois State Checkbook
2020	State Board Of Education	Harvard Community Unit	$21,644,611.49	Illinois State Checkbook
2022	Revenue	Tazewell County Treasurer	$21,637,037.32	Illinois State Checkbook
2022	State Board Of Education	Massac County Unit Schl Dist 1	$21,624,968.73	Illinois State Checkbook
2017	Revenue	St Charles City Treasurer	$21,616,873.85	Illinois State Checkbook
2020	State Board Of Education	Community Unit School Dist 303	$21,616,135.31	Illinois State Checkbook
2017	Transportation	Iroquois Paving Corp	$21,596,988.61	Illinois State Checkbook
2020	Transportation	Will County Of	$21,569,671.70	Illinois State Checkbook
2023	Healthcare & Family Services	Presence Saints Mary And	$21,565,413.66	Illinois State Checkbook
2019	Transportation	Dunnet Bay Construction Co	$21,551,518.75	Illinois State Checkbook
2021	State Board Of Education	Bloomington Public Schools	$21,539,256.08	Illinois State Checkbook
2017	Revenue	Vernon Hills Village Treasurer	$21,533,154.18	Illinois State Checkbook
2019	State Board Of Education	Urbana School District 116	$21,532,232.02	Illinois State Checkbook
2022	State Board Of Education	Harrisburg Community Unit	$21,516,680.76	Illinois State Checkbook
2022	State Board Of Education	Rantoul City School Dist 137	$21,515,194.64	Illinois State Checkbook
2018	Human Services	Chicago City Of	$21,506,033.36	Illinois State Checkbook
2023	State Board Of Education	Glenbard Township High School	$21,504,209.94	Illinois State Checkbook
2022	Aging	Community Care Systems	$21,502,093.14	Illinois State Checkbook
2021	Revenue	Vernon Hills Village Treasurer	$21,496,462.90	Illinois State Checkbook
2018	Human Services	University Of Illinois	$21,480,066.29	Illinois State Checkbook
2020	State Board Of Education	Zion Benton Township High Schl	$21,475,628.90	Illinois State Checkbook
2017	Il State Toll Highway Auth	Electronic Transaction	$21,468,644.00	Illinois State Checkbook
2022	Transportation	Reyhan Bros Inc	$21,468,083.10	Illinois State Checkbook
2022	Revenue	Peoria City	$21,466,331.87	Illinois State Checkbook
2022	State Board Of Education	Glenbard Township High School	$21,433,087.18	Illinois State Checkbook
2018	Revenue	St Clair Cnty Trans Dist Sales	$21,425,753.57	Illinois State Checkbook
2018	Transportation	William Charles Constrctn Llc	$21,424,520.17	Illinois State Checkbook
2018	State Board Of Education	Community Unit School Dist 303	$21,421,333.81	Illinois State Checkbook
2023	Revenue	Cook County Treasurer Income T	$21,417,272.77	Illinois State Checkbook
2022	State Board Of Education	Jacksonville School Dist 117	$21,417,032.70	Illinois State Checkbook
2023	State Board Of Education	Elmwood Park Cusd 401	$21,413,104.78	Illinois State Checkbook
2019	Transportation	Open Road Paving Company Llc	$21,407,033.50	Illinois State Checkbook
2017	Revenue	St Clair Cnty Trans Dist Sales	$21,393,475.41	Illinois State Checkbook
2017	Revenue	Palatine Village Treasurer	$21,390,944.18	Illinois State Checkbook
2022	State Board Of Education	Wauconda C U Schl	$21,384,980.77	Illinois State Checkbook
2020	Revenue	Danville City Treasurer	$21,374,873.81	Illinois State Checkbook
2022	Revenue	Oak Park Village Treasurer	$21,371,418.45	Illinois State Checkbook
2019	Il Student Assistance Comm	Southern Illinois University	$21,347,737.01	Illinois State Checkbook
2018	Il Emergency Management Agcy	Chicago City Of	$21,347,639.14	Illinois State Checkbook
2018	Healthcare & Family Services	Chicago Board Of Education	$21,337,199.78	Illinois State Checkbook
2018	Transportation	Champaign Urbana Mass Transit	$21,295,398.68	Illinois State Checkbook
2018	Revenue	Palatine Village Treasurer	$21,289,569.65	Illinois State Checkbook
2023	Children And Family Services	Deloitte Consulting Llp	$21,263,017.89	Illinois State Checkbook
2017	State Employees' Retire System	Treasurer Office Of	$21,260,380.55	Illinois State Checkbook
2023	Healthcare & Family Services	Central Dupage Hospital Assn	$21,258,100.32	Illinois State Checkbook
2022	Revenue	Township High School Dist 214	$21,255,265.85	Illinois State Checkbook
2023	State Board Of Education	Minooka Community Consolidated	$21,231,173.73	Illinois State Checkbook
2022	Il State Toll Highway Auth	Wsp Usa Inc	$21,217,343.69	Illinois State Checkbook
2023	Transportation	Christ Bros Asphalt Inc	$21,209,572.91	Illinois State Checkbook
2022	Public Health	Cook County	$21,208,807.49	Illinois State Checkbook
2021	State Board Of Education	Plano C U School	$21,203,942.50	Illinois State Checkbook
2018	Transportation	Open Road Paving Company Llc	$21,193,750.82	Illinois State Checkbook
2019	Il Student Assistance Comm	Northern Illinois University	$21,183,988.71	Illinois State Checkbook
2021	Public Health	Cook County	$21,180,156.12	Illinois State Checkbook
2021	Revenue	Glendale Heights Vlg Treasurer	$21,153,980.96	Illinois State Checkbook
2023	Il State Toll Highway Auth	Hntb Corp	$21,140,779.40	Illinois State Checkbook