| Thomas Interior Systems Inc. | Bloomingdale | $1,109,200 | $1,118,967 | 45 | $13.8M |  AI Deep Dive |
| Thomas Interior Systems, Inc. | Bloomingdale | $1,109,200 | $1,117,303 | 70 | $21.4M | AI Deep Dive |
| Dadant and Sons, Inc. | Hamilton | $1,108,030 | $1,115,540 | 218 | $56.1M | AI Deep Dive |
| Sunset Healthcare Solutions INC | Chicago | $1,100,000 | $1,113,864 | 96 | $29.4M | AI Deep Dive |
| Wells Plumbing and Heating Supplies, Inc. | Chicago | $1,100,000 | $1,025,356 | 78 | $23.9M | AI Deep Dive |
| P.s. Greetings Inc. | Chicago | $1,099,683 | $1,106,067 | 65 | $16.7M | AI Deep Dive |
| Nexgen Packaging, LLC | Westmont | $1,097,500 | $1,110,790 | 58 | $14.9M | AI Deep Dive |
| Charger Water Treatment Products, LLC | Morton Grove | $1,090,460 | $1,097,790 | 87 | $26.7M | AI Deep Dive |
| Wiscon Corp | Melrose Park | $1,090,315 | $1,070,599 | 130 | $33.5M | AI Deep Dive |
| Bradford Supply Company | Robinson | $1,084,687 | $1,091,136 | 90 | $27.6M | AI Deep Dive |
| Professional Medical & Surgical Supply, Inc. | New Lenox | $1,083,043 | $1,092,489 | 82 | $25.1M | AI Deep Dive |
| Progressive Components International Corporation | Wauconda | $1,078,650 | $1,091,041 | 56 | $17.2M | AI Deep Dive |
| Fitzgerald Equipment Co., Inc. | Rockford | $1,078,300 | $1,089,260 | 72 | $22.1M | AI Deep Dive |
| Dreisilker Electric Motors INC | Glen Ellyn | $1,067,700 | $1,076,746 | 82 | $25.1M | AI Deep Dive |
| Chicago Steel Holdings LLC - Cab4927 | Oak Brook | $1,065,787 | $1,073,525 | 63 | $19.3M | AI Deep Dive |
| All American Recycling INC | Chicago | $1,064,039 | $1,068,412 | 92 | $28.2M | AI Deep Dive |
| Acid Products Co., Inc. | Chicago | $1,060,895 | $1,067,526 | 84 | $21.6M | AI Deep Dive |
| Welding Industrial Supply Company | Chicago | $1,059,272 | $1,072,017 | 65 | $19.9M | AI Deep Dive |
| Welding-Industrial Supply Company | Chicago | $1,059,272 | $1,067,058 | 65 | $19.9M | AI Deep Dive |
| Delta Industries, Inc. | Downers Grove | $1,056,750 | $1,069,431 | 73 | $22.4M | AI Deep Dive |
| Meiji Corporation | Itasca | $1,052,972 | $1,062,975 | 75 | $23.0M | AI Deep Dive |
| Auburn Supply Company | Mokena | $1,052,598 | $1,058,416 | 57 | $17.5M | AI Deep Dive |
| Riechmann Bros LLC | Okawville | $1,047,500 | $1,054,962 | 84 | $25.7M | AI Deep Dive |
| Primus Electronics Corporation | Morris | $1,046,500 | $1,054,442 | 86 | $26.3M | AI Deep Dive |
| Maksteel USA LLC | Oak Brook | $1,044,767 | $1,052,429 | 81 | $24.8M | AI Deep Dive |