| Bel - O Sales and Service Co INC | Construction | $523,300 | $529,056 | 62 | $19.6M |  AI Deep Dive |
| Zion Lutheran Church & Scool | Other Services (except Public Administration) | $493,000 | $495,458 | 71 | N/A | AI Deep Dive |
| Beno J Gunlach Company | Manufacturing | $488,000 | $492,746 | 43 | $11.3M | AI Deep Dive |
| Althoff Catholic High School | Educational Services | $472,680 | $476,099 | 78 | N/A | AI Deep Dive |
| Catholic Diocese of Belleville | Other Services (except Public Administration) | $462,000 | $464,443 | 52 | N/A | AI Deep Dive |
| Kettler Casting Co., Inc. | Manufacturing | $440,300 | $442,966 | 36 | $9.4M | AI Deep Dive |
| Artigem Replacement Services LLC | Retail Trade | $422,636 | $425,531 | 33 | $5.2M | AI Deep Dive |
| Artigem Replacement Services LLC | Retail Trade | $422,600 | $425,321 | 34 | $9.4M | AI Deep Dive |
| Computers Typewriters INC | Retail Trade | $421,500 | $424,179 | 31 | $9.5M | AI Deep Dive |
| Computers-Typewriters, Inc. | Professional, Scientific, and Technical Services | $421,500 | $426,535 | 31 | $6.4M | AI Deep Dive |
| Rummy, Inc. | Transportation and Warehousing | $410,500 | $413,108 | 56 | $8.5M | AI Deep Dive |
| Sigman Heating & Air Conditioning, Inc. | Construction | $408,000 | $410,951 | 25 | $7.9M | AI Deep Dive |
| Gleeson Asphalt INC | Construction | $405,800 | $407,979 | 20 | $6.2M | AI Deep Dive |
| Walker & Williams Professional Corporation | Professional, Scientific, and Technical Services | $390,500 | $392,554 | 24 | $5.8M | AI Deep Dive |
| Martin Glass Company | Other Services (except Public Administration) | $377,700 | $379,894 | 36 | $7.1M | AI Deep Dive |
| Charles E. Mahoney Co. | Construction | $377,615 | $380,405 | 15 | <$5M | AI Deep Dive |
| M.a.c. Medical Inc. | Manufacturing | $373,400 | $1,411,271 | 142 | $39.6M | AI Deep Dive |
| Gleeson Asphalt, Incorporated | Construction | $365,200 | $367,433 | 20 | $6.2M | AI Deep Dive |
| Fletcher's Belleville, INC | Accommodation and Food Services | $359,555 | $362,072 | 138 | $24.5M | AI Deep Dive |
| Ptl Manufacturing Inc. | Manufacturing | $355,945 | $358,598 | 23 | $5.6M | AI Deep Dive |
| Ptl Manufacturing Inc. | Manufacturing | $355,900 | $357,879 | 24 | $6.3M | AI Deep Dive |
| Musick Dermatology and Advanced Clinical Spa, LLC | Health Care and Social Assistance | $355,860 | $357,916 | 64 | $20.1M | AI Deep Dive |
| Belleville Family Medical Associates Ltd | Health Care and Social Assistance | $351,835 | $354,486 | 35 | $11.0M | AI Deep Dive |
| Dave Schmidt Truck Service Inc. | Other Services (except Public Administration) | $350,700 | $352,670 | 22 | <$5M | AI Deep Dive |
| Wayne Thomas Walker, Inc. | Health Care and Social Assistance | $349,875 | $352,137 | 120 | $19.4M | AI Deep Dive |