| Mid-American Water, Inc. | Wholesale Trade | $442,600 | $445,415 | 27 | $8.3M | AI Deep Dive |
| Allegiant Fire Protection LLC | Manufacturing | $442,187 | $444,631 | 33 | $8.6M | AI Deep Dive |
| Chem-Wise Ecological Pest Mng. Serv., Inc. | Administrative and Support and Waste Management | $442,000 | $444,406 | 53 | $11.5M | AI Deep Dive |
| Holy Angels Church | Other Services (except Public Administration) | $441,100 | $443,673 | 59 | N/A | AI Deep Dive |
| Jennings Terrace | Health Care and Social Assistance | $440,900 | $444,097 | 84 | N/A | AI Deep Dive |
| Pinnakle Technologies INC | Wholesale Trade | $440,600 | $442,235 | 23 | $7.0M | AI Deep Dive |
| Asoft Consulting LLC | Professional, Scientific, and Technical Services | $438,912 | $443,476 | 240 | $49.6M | AI Deep Dive |
| Aurora Circuits INC | Manufacturing | $437,500 | $439,967 | 55 | $14.4M | AI Deep Dive |
| Valley Muffler Shop, INC | Other Services (except Public Administration) | $437,095 | $440,883 | 52 | $10.2M | AI Deep Dive |
| Keson, LLC | Wholesale Trade | $436,000 | $439,403 | 29 | $8.9M | AI Deep Dive |
| Accurate Color and Compounding, Inc. | Manufacturing | $434,725 | $438,625 | 30 | $29.8M | AI Deep Dive |
| Affordable Roofing Inc. | Construction | $434,500 | $436,793 | 46 | $15.2M | AI Deep Dive |
| Dupage Precision Products Co | Manufacturing | $430,753 | $434,953 | 53 | $13.9M | AI Deep Dive |
| Himalaya Enterprises-Joliet L | Accommodation and Food Services | $430,447 | $434,656 | 102 | $18.1M | AI Deep Dive |
| Perfect Air & Home Improvement Inc. | Construction | $430,048 | $432,389 | 41 | $13.0M | AI Deep Dive |
| Meyers Motor Trans., Inc. | Transportation and Warehousing | $429,100 | $432,747 | 35 | $13.6M | AI Deep Dive |
| Meyers Motor Trans. Inc. | Transportation and Warehousing | $429,100 | $431,973 | 32 | $6.4M | AI Deep Dive |
| Embossed Graphics, INC | Manufacturing | $423,405 | $426,522 | 32 | $31.7M | AI Deep Dive |
| Precast LLC | Construction | $422,372 | $430,327 | 13 | <$5M | AI Deep Dive |
| Family Counseling Service of Aurora | Health Care and Social Assistance | $422,000 | $425,130 | 71 | N/A | AI Deep Dive |
| Aurora Skilled Nursing Facility LLC | Health Care and Social Assistance | $421,146 | $423,431 | 46 | $7.8M | AI Deep Dive |
| K-Rise Systems Incorporated - Kab8246 | Information | $420,015 | $421,419 | 24 | <$5M | AI Deep Dive |
| Mr Duct INC | Administrative and Support and Waste Management | $417,797 | $422,170 | 17 | <$5M | AI Deep Dive |
| Luse Environmental Services, INC | Construction | $415,095 | $419,671 | 16 | $5.5M | AI Deep Dive |
| Empower Health Services, LLC | Health Care and Social Assistance | $412,972 | $417,323 | 134 | $24.4M | AI Deep Dive |