| St. Louis Blue Skies LLC | Real Estate and Rental and Leasing | $103,392 | $104,664 | 20 | <$5M | AI Deep Dive |
| The Pet Doctor, Inc. | Professional, Scientific, and Technical Services | $102,800 | $103,569 | 15 | <$5M | AI Deep Dive |
| Alan M. Johnson Dds, LLC | Health Care and Social Assistance | $94,305 | $94,803 | 7 | <$5M | AI Deep Dive |
| Lslrmm LLC | Unknown | $83,900 | $84,797 | 15 | N/A | AI Deep Dive |
| Hubler Auto Sales INC | Retail Trade | $77,369 | $77,923 | 6 | <$5M | AI Deep Dive |
| Creative Corner LLC | Health Care and Social Assistance | $76,000 | $76,809 | 19 | <$5M | AI Deep Dive |
| Kn Commercial Refrigeration INC | Construction | $65,734 | $66,120 | 5 | <$5M | AI Deep Dive |
| Jack Patterson, INC | Manufacturing | $64,039 | $64,352 | 6 | <$5M | AI Deep Dive |
| Slyman Brothers of Ofallon, Inc. | Retail Trade | $58,129 | $58,656 | 5 | <$5M | AI Deep Dive |
| One Stop Tire and Auto LLC | Retail Trade | $57,172 | $57,544 | 6 | <$5M | AI Deep Dive |
| L&l Tuckpointing & Waterproofing | Construction | $56,889 | $57,423 | 6 | <$5M | AI Deep Dive |
| Bettag & Associates, Inc. | Manufacturing | $55,457 | $55,810 | 6 | <$5M | AI Deep Dive |
| Elite Plumbing Services, LLC | Construction | $53,595 | $53,914 | 3 | <$5M | AI Deep Dive |
| Siegler's Custom Kitchens LLC | Manufacturing | $50,700 | $51,093 | 6 | <$5M | AI Deep Dive |
| O'fallon Pain Relief Associates, LLC | Health Care and Social Assistance | $50,643 | $51,052 | 3 | <$5M | AI Deep Dive |
| Dr Matthew W Meier LLC | Health Care and Social Assistance | $49,785 | $50,059 | 4 | <$5M | AI Deep Dive |
| Scw Construction Corporation | Real Estate and Rental and Leasing | $47,604 | $47,884 | 3 | <$5M | AI Deep Dive |
| Metron Surveying & Layout Company | Professional, Scientific, and Technical Services | $46,875 | $47,378 | 6 | <$5M | AI Deep Dive |
| Western Lawn Equipment | Retail Trade | $46,356 | $46,828 | 12 | <$5M | AI Deep Dive |
| Battbiz, LLC | Accommodation and Food Services | $45,000 | $45,364 | 15 | <$5M | AI Deep Dive |
| Rama LLC | Accommodation and Food Services | $44,619 | $44,925 | 12 | <$5M | AI Deep Dive |
| Whitehorse Long Term Group, LLC D.b.a Auditsolv | Professional, Scientific, and Technical Services | $43,659 | $43,904 | 5 | <$5M | AI Deep Dive |
| Woodlawn Dental LLC | Health Care and Social Assistance | $41,988 | $42,215 | 6 | <$5M | AI Deep Dive |
| Cornerstone United Methodist Church of O'fallon | Other Services (except Public Administration) | $40,214 | $40,414 | 13 | N/A | AI Deep Dive |
| True Health Chiropractic, INC | Health Care and Social Assistance | $37,911 | $38,095 | 7 | <$5M | AI Deep Dive |