| Lewis Paper International INC | Addison | $1,378,382 | $1,319,151 | 117 | $30.1M |  AI Deep Dive |
| Belmont Trading Co INC | Buffalo Grove | $1,377,192 | $1,387,291 | 136 | $41.7M | AI Deep Dive |
| Capitol Group, INC | Springfield | $1,371,300 | $1,379,039 | 98 | $30.0M | AI Deep Dive |
| A.d. Huesing Bottling Works, Inc. | Rock Island | $1,364,500 | $1,374,885 | 97 | $25.0M | AI Deep Dive |
| Weldstar Company | Aurora | $1,358,300 | $1,372,902 | 95 | $29.1M | AI Deep Dive |
| Rock River Lumber & Grain Co | Prophetstown | $1,353,800 | $1,364,066 | 105 | $27.0M | AI Deep Dive |
| General Truck Parts & Equipment Company | Chicago | $1,351,100 | $1,367,017 | 119 | $36.5M | AI Deep Dive |
| Idlewood Electric Supply, Inc. | Highland Park | $1,343,075 | $1,356,566 | 98 | $30.0M | AI Deep Dive |
| Integrated Electrical Services LLC | Alsip | $1,340,665 | $1,355,524 | 40 | $12.3M | AI Deep Dive |
| Artists Frame Service, Inc. | Chicago | $1,331,918 | $1,344,645 | 128 | $39.2M | AI Deep Dive |
| Fulton Troika, LLC | Chicago | $1,326,353 | $1,342,895 | 116 | $29.9M | AI Deep Dive |
| Nealey's Foods Inc. | Chicago | $1,313,725 | $1,329,344 | 74 | $19.0M | AI Deep Dive |
| Federated Group INC | Arlington Heights | $1,311,497 | $1,326,288 | 110 | $28.3M | AI Deep Dive |
| Hobi International, Inc. | Batavia | $1,310,500 | $1,320,620 | 112 | $34.3M | AI Deep Dive |
| Northern Partners Cooperative | Mendota | $1,303,693 | $1,187,007 | 80 | $20.6M | AI Deep Dive |
| Northern Partners Cooperative | Mendota | $1,303,692 | $1,314,882 | 80 | $20.6M | AI Deep Dive |
| Getz Fire Equipment Co. | Peoria | $1,300,000 | $1,307,123 | 122 | $37.4M | AI Deep Dive |
| Illinois Auto Electric Co. | Naperville | $1,297,100 | $1,313,566 | 78 | $23.9M | AI Deep Dive |
| Gallo Equipment Co. | Chicago | $1,294,375 | $1,276,098 | 58 | $17.8M | AI Deep Dive |
| Big Red Rooster Flow LLC | Northfield | $1,294,140 | $1,307,598 | 85 | $26.0M | AI Deep Dive |
| Rucker's Wholesale & Service Co | Bridgeport | $1,293,200 | $1,305,342 | 193 | $49.7M | AI Deep Dive |
| Motorad of America INC | Mount Carmel | $1,290,600 | $1,306,159 | 117 | $35.8M | AI Deep Dive |
| Advance Electrical Supply Company LLC | Chicago | $1,288,707 | $1,298,063 | 75 | $23.0M | AI Deep Dive |
| Caminiti Associates INC | Arlington Heights | $1,287,600 | $997,926 | 94 | $28.8M | AI Deep Dive |
| Ursa Farmers Co-Operative Co | Ursa | $1,286,184 | $1,297,903 | 93 | $23.9M | AI Deep Dive |