| Keough & Moody, P.c. | Professional, Scientific, and Technical Services | $484,425 | $489,067 | 26 | $6.3M | AI Deep Dive |
| Dupage Children's Museum | Arts, Entertainment, and Recreation | $483,705 | $488,381 | 25 | N/A | AI Deep Dive |
| Dupage Children's Museum | Health Care and Social Assistance | $481,250 | $486,290 | 95 | N/A | AI Deep Dive |
| Esi Consultants, Ltd. | Professional, Scientific, and Technical Services | $477,500 | $481,174 | 22 | <$5M | AI Deep Dive |
| Apex Healthcare INC | Administrative and Support and Waste Management | $476,302 | $481,515 | 33 | $6.2M | AI Deep Dive |
| Rex Engineering Group, Ltd | Professional, Scientific, and Technical Services | $473,600 | $477,493 | 27 | <$5M | AI Deep Dive |
| Work Injury Management Solutions, LLC | Health Care and Social Assistance | $470,400 | $473,523 | 31 | $8.4M | AI Deep Dive |
| Medpro Waste Disposal, LLC | Administrative and Support and Waste Management | $468,200 | $474,924 | 28 | $5.3M | AI Deep Dive |
| Inhouse Physicians, S.c. | Health Care and Social Assistance | $466,785 | $472,795 | 39 | $12.2M | AI Deep Dive |
| Empire Naperville | Accommodation and Food Services | $466,100 | $471,949 | 120 | $21.3M | AI Deep Dive |
| Vanguard Energy Services LLC | Utilities | $462,752 | $465,523 | 21 | N/A | AI Deep Dive |
| Shinto Japanese Steakhouse Inc. | Accommodation and Food Services | $462,374 | $466,554 | 92 | $16.3M | AI Deep Dive |
| Outsource Solutions Group INC | Professional, Scientific, and Technical Services | $461,750 | $462,831 | 40 | $8.3M | AI Deep Dive |
| 360 Youth Services | Health Care and Social Assistance | $460,200 | $251,904 | 61 | N/A | AI Deep Dive |
| Echelon Solutions Group LLC | Professional, Scientific, and Technical Services | $458,150 | $461,026 | 23 | <$5M | AI Deep Dive |
| Buttermilk Naperville | Accommodation and Food Services | $457,912 | $462,771 | 33 | $5.9M | AI Deep Dive |
| Wenzak Central Iowa, Inc. | Accommodation and Food Services | $454,400 | $458,595 | 45 | $8.0M | AI Deep Dive |
| Tpod Mangement INC | Administrative and Support and Waste Management | $453,751 | $458,162 | 46 | $8.7M | AI Deep Dive |
| Streamlinx, LLC | Information | $453,650 | $445,166 | 24 | <$5M | AI Deep Dive |
| Naperville Dental Specialists and General Oral Health Care P | Health Care and Social Assistance | $453,058 | $454,593 | 78 | $18.1M | AI Deep Dive |
| Naperville Dental Specialists and General Oral Healthcare, P | Health Care and Social Assistance | $453,000 | $457,983 | 78 | $18.1M | AI Deep Dive |
| Reliable Home Improvement and Supply, Inc. | Retail Trade | $451,452 | $454,957 | 20 | <$5M | AI Deep Dive |
| Naperville Market, Inc. | Retail Trade | $449,300 | $450,393 | 64 | $16.0M | AI Deep Dive |
| Ardent Erp Solutions INC | Professional, Scientific, and Technical Services | $444,797 | $396,184 | 21 | <$5M | AI Deep Dive |
| Call Potential, LLC | Professional, Scientific, and Technical Services | $443,535 | $446,476 | 28 | $5.8M | AI Deep Dive |