| 1 | ILLINOIS DEPARTMENT OF HEALTHCARE & FAMILY SERVICES | $6.48B | 48 |
| 2 | ILLINOIS DEPARTMENT OF TRANSPORTATION | $5.39B | 7K |
| 3 | W S DARLEY & CO | $2.82B | 8K |
| 4 | ILLINOIS DEPARTMENT OF HUMAN SERVICE | $2.69B | 268 |
| 5 | CHICAGO HOUSING AUTHORITY | $2.49B | 397 |
| 6 | ILLINOIS DEPARTMENT COMMERCE & ECONOMIC OPPORTUNITY | $1.68B | 67 |
| 7 | ILLINOIS STATE BOARD OF EDUCATION | $1.68B | 121 |
| 8 | SUPPLYCORE LLC | $1.51B | 91K |
| 9 | MEDLINE INDUSTRIES, LP | $1.33B | 2K |
| 10 | ILLINOIS ENVIRONMENTAL PROTECTION AGENCY | $1.29B | 95 |
| 11 | CARDINAL HEALTH 200, LLC | $1.19B | 622K |
| 12 | CHICAGO TRANSIT AUTHORITY | $992.4M | 36 |
| 13 | BP PRODUCTS NORTH AMERICA INC. | $829.7M | 142 |
| 14 | CDW GOVERNMENT LLC | $793.0M | 8K |
| 15 | W.W. GRAINGER, INC. | $742.1M | 472K |
| 16 | SONOVA USA INC | $680.8M | 111 |
| 17 | DMS PHARMACEUTICAL GROUP INC | $602.8M | 85K |
| 18 | UNIVERSITY OF ILLINOIS | $473.0M | 2K |
| 19 | NORTHROP GRUMMAN SYSTEMS CORPORATION | $461.2M | 315 |
| 20 | US FOODS INC | $452.8M | 317 |
| 21 | DEPT OF ENERGY & ENVIRONMENTAL PROTECTION | $442.2M | 240 |
| 22 | NORTHWESTERN UNIVERSITY | $411.9M | 1K |
| 23 | UNIVERSITY OF CHICAGO | $378.5M | 1K |
| 24 | HOUSING AUTHORITY OF COOK COUNTY | $371.7M | 166 |
| 25 | DEPARTMENT OF NATURAL RESOURCES ILLINOIS | $350.8M | 363 |
| 26 | WALSH FEDERAL LLC | $343.1M | 59 |
| 27 | UNIVERSITY OF ILLINOIS | $310.6M | 1K |
| 28 | DEPARTMENT OF CHILDREN & FAMILY SERVICE | $279.8M | 65 |
| 29 | CITY OF CHICAGO | $273.9M | 22 |
| 30 | AAR SUPPLY CHAIN, INC | $233.7M | 6K |
| 31 | ALLSTATE INSURANCE CO. | $215.8M | 8K |
| 32 | ILLINOIS EMERGENCY MANAGEMENT AGENCY AND OFFICE OF HOMELAND SECURITY | $203.3M | 73 |
| 33 | PARAGON MICRO INC | $184.1M | 751 |
| 34 | NORTHEAST ILLINOIS RAILROAD CO | $182.4M | 24 |
| 35 | SPRINGFIELD, CITY OF | $181.0M | 9 |
| 36 | ATT MOBILITY LLC | $171.0M | 9K |
| 37 | ILLINOIS FINANCE AUTHORITY | $156.1M | 2 |
| 38 | CITY OF CHICAGO | $154.7M | 20 |
| 39 | NATIONAL OPINION RESEARCH CENTER | $152.5M | 210 |
| 40 | ILLINOIS DEPARTMENT OF EMPLOYMENT SECURITY | $143.4M | 55 |
| 41 | AAR GOVERNMENT SERVICES, INC. | $143.0M | 280 |
| 42 | NORTHWESTERN UNIVERSITY | $141.7M | 671 |
| 43 | ARCHER-DANIELS-MIDLAND COMPANY | $141.5M | 97 |
| 44 | BANK OF MONTREAL | $132.5M | 12 |
| 45 | BRIDGER RICHARD JV LLC | $131.0M | 6 |
| 46 | CHERRY MEAT PACKERS, INC | $117.7M | 104 |
| 47 | RICHARD GROUP LLC | $114.0M | 52 |
| 48 | PACE, THE SUBURBAN BUS DIVISION OF THE REGIONAL TRANSPORTATION AUTHORITY | $111.0M | 28 |
| 49 | SI WIRELESS, LLC | $109.5M | 1 |
| 50 | HOUSING AUTHORITY OF THE COUNTY OF LAKE, IL | $105.2M | 143 |
| 51 | HOUSING AUTHORITY OF JOLIET | $103.3M | 157 |
| 52 | ABBOTT LABORATORIES INC. | $96.1M | 460 |
| 53 | ILLINOIS CRIMINAL JUSTICE INFORMATION AUTHORITY | $94.0M | 41 |
| 54 | CITY OF CHICAGO | $93.8M | 66 |
| 55 | GENERAL DYNAMICS ORDNANCE & TACTICAL SYSTEMS, INC. | $92.8M | 48 |
| 56 | DEPARTMENT OF PUBLIC HEALTH ILLINOIS | $91.7M | 118 |
| 57 | AMCOR JV ONE LLC | $85.3M | 5 |
| 58 | BELLEVILLE SHOE MANUFACTURING COMPANY | $82.2M | 157 |
| 59 | JC TECHNOLOGY INC | $81.8M | 852 |
| 60 | WALSH-WESTERN WOOD JV | $79.4M | 1 |
| 61 | CHICAGO DEPARTMENT OF TRANSPORTATION | $73.7M | 12 |
| 62 | VERMILION VALLEY PRODUCE INC | $69.0M | 123K |
| 63 | LUHR CROSBY, LLC | $66.1M | 23 |
| 64 | JANCORP, LLC | $65.6M | 100 |
| 65 | CHICAGO AMERICAN MANUFACTURING LLC | $65.4M | 91 |
| 66 | EXP FEDERAL INC. | $65.3M | 99 |
| 67 | RUSH UNIVERSITY MEDICAL CENTER | $65.2M | 223 |
| 68 | NORTH CHICAGO COMMUNITY UNIT SCHOOL DISTRICT 187 | $64.3M | 16 |
| 69 | CHEMRING ENERGETIC DEVICES INC | $62.8M | 149 |
| 70 | KAY AND ASSOCIATES, INC. | $61.0M | 46 |
| 71 | NANOGRAF CORPORATION | $60.0M | 1 |
| 72 | INSURANCE AUTO AUCTIONS, INC. | $59.8M | 84 |
| 73 | DDB CHICAGO INC. | $58.8M | 36 |
| 74 | VETERAN TECHNOLOGY PARTNERS LLC | $58.3M | 226 |
| 75 | BOARD OF EDUCATION CITY OF CHICAGO | $57.9M | 43 |
| 76 | SYSMEX AMERICA, INC | $55.5M | 1K |
| 77 | HOUSING AUTHORITY OF CHAMPAIGN COUNTY | $54.7M | 160 |
| 78 | BLUEWAY ONE JV LLC | $54.4M | 3 |
| 79 | SIEMENS INDUSTRY INC | $54.0M | 494 |
| 80 | HEARTLAND HUMAN CARE SERVICES, INC. | $53.1M | 36 |
| 81 | WALSH GILBANE JV | $51.5M | 1 |
| 82 | COMMONWEALTH EDISON CO | $51.4M | 31 |
| 83 | SPRINGFIELD HOUSING AUTHORITY | $47.5M | 172 |
| 84 | ST CLAIR COUNTY HOUSING AUTHORITY | $47.0M | 118 |
| 85 | SAINT CLAIR COUNTY INTERGOVERNMENTAL GRANTS DEPARTMENT | $45.2M | 53 |
| 86 | CITY OF DECATUR | $43.8M | 22 |
| 87 | ILLINOIS DEPARTMENT OF MILITARY AFFAIRS | $43.8M | 73 |
| 88 | ROCKFORD HOUSING AUTHORITY | $42.6M | 152 |
| 89 | AURORA HOUSING AUTHORITY | $42.1M | 101 |
| 90 | FRESENIUS KABI, LLC | $40.4M | 1K |
| 91 | DOCUMENT IMAGING DIMENSIONS INC. | $40.1M | 60K |
| 92 | EASTER SEALS, INC. | $40.0M | 11 |
| 93 | BP PRODUCTS NORTH AMERICA INC. | $38.2M | 700 |
| 94 | ILLINOIS INSTITUTE OF TECHNOLOGY | $37.8M | 153 |
| 95 | HOUSING AUTHORITY OF ELGIN | $37.0M | 87 |
| 96 | PEORIA HOUSING AUTH | $36.8M | 156 |
| 97 | TEMPUS AI, INC | $36.7M | 10 |
| 98 | OLIN WINCHESTER LLC | $35.8M | 287 |
| 99 | AEG GROUP INC | $35.7M | 299 |
| 100 | MISTICA FOODS LLC | $34.1M | 72 |