| Rickhoff & Associates | Professional, Scientific, and Technical Services | $212,900 | $214,213 | 15 | <$5M | AI Deep Dive |
| The Datatech Group Inc. | Professional, Scientific, and Technical Services | $211,840 | $212,978 | 10 | <$5M | AI Deep Dive |
| The Datatech Group Inc. | Other Services (except Public Administration) | $211,839 | $213,220 | 10 | <$5M | AI Deep Dive |
| Mascoutah Development Group LLC | Health Care and Social Assistance | $207,000 | $208,259 | 33 | $5.6M | AI Deep Dive |
| La Casa Mexicana of O'fallon Inc. | Accommodation and Food Services | $206,355 | $208,206 | 22 | <$5M | AI Deep Dive |
| Tsd Enterprise LLC | Health Care and Social Assistance | $200,220 | $202,044 | 34 | $6.2M | AI Deep Dive |
| Steve's Auto Body Inc. | Other Services (except Public Administration) | $199,920 | $201,803 | 12 | <$5M | AI Deep Dive |
| R & W Builders, INC | Construction | $194,500 | $195,646 | 12 | $13.7M | AI Deep Dive |
| Steve's Auto Body, Inc. | Other Services (except Public Administration) | $193,000 | $194,582 | 17 | <$5M | AI Deep Dive |
| Sniperdyne Systems, Inc. | Retail Trade | $191,552 | $192,820 | 12 | <$5M | AI Deep Dive |
| Stay Clean Treatment Inc. | Professional, Scientific, and Technical Services | $188,400 | $190,016 | 11 | <$5M | AI Deep Dive |
| Stay Clean Treatment INC | Professional, Scientific, and Technical Services | $188,400 | $189,628 | 14 | <$5M | AI Deep Dive |
| R&w Builder's Inc. | Construction | $184,375 | $186,047 | 12 | $13.7M | AI Deep Dive |
| D&d Lodging LLC | Accommodation and Food Services | $181,720 | $183,633 | 5 | <$5M | AI Deep Dive |
| Advanced Ankle & Foot Surgeons, LLC | Health Care and Social Assistance | $179,000 | $180,280 | 16 | <$5M | AI Deep Dive |
| Dkb Partners INC DBA Aaa Tool and Machine Co. | Manufacturing | $178,300 | $179,461 | 11 | <$5M | AI Deep Dive |
| Ejs Ofall LLC | Accommodation and Food Services | $176,800 | $177,958 | 61 | $10.8M | AI Deep Dive |
| Sitton Consulting Group, LLC | Professional, Scientific, and Technical Services | $176,600 | $177,573 | 9 | <$5M | AI Deep Dive |
| Bruckert Behme & Long P.c. | Professional, Scientific, and Technical Services | $176,210 | $177,190 | 12 | <$5M | AI Deep Dive |
| Bl Dining LLC | Accommodation and Food Services | $174,492 | $197,380 | 32 | $5.7M | AI Deep Dive |
| Baughman and Associates, INC | Finance and Insurance | $173,100 | $175,006 | 7 | <$5M | AI Deep Dive |
| O'fallon Electric Company | Construction | $173,047 | $175,062 | 13 | <$5M | AI Deep Dive |
| Flooring Fashions INC | Retail Trade | $171,900 | $173,672 | 15 | <$5M | AI Deep Dive |
| Wood Bakery, Inc. | Manufacturing | $169,972 | $171,485 | 35 | $12.4M | AI Deep Dive |
| Amc O'fallon Illinois, Inc. | Accommodation and Food Services | $169,900 | $171,575 | 52 | $9.2M | AI Deep Dive |