| Sparta Community Hospital District | Health Care and Social Assistance | $2,800,000 | $2,830,071 | 315 | $62.5M |  AI Deep Dive |
| Medsatar Ambulance INC | Manufacturing | $1,686,600 | $1,695,241 | 183 | $47.9M | AI Deep Dive |
| Glenn Zanders Fur & Sporting Goods Co. | Wholesale Trade | $1,411,388 | $1,420,248 | 124 | $38.0M | AI Deep Dive |
| Shaw Heavy Equipment Repair, INC | Mining, Quarrying, and Oil and Gas Extraction | $609,360 | $612,866 | 43 | <$5M | AI Deep Dive |
| Southern Illinois Transfer INC | Transportation and Warehousing | $599,700 | $603,132 | 38 | $9.6M | AI Deep Dive |
| Cts Technology Solutions, Inc. | Information | $589,000 | $592,405 | 39 | $6.5M | AI Deep Dive |
| Shaw Heavy Equipment Repair INC | Other Services (except Public Administration) | $514,759 | $517,171 | 39 | $8.4M | AI Deep Dive |
| Bockhorn Ag Inc. | Manufacturing | $449,348 | $454,228 | 15 | $14.9M | AI Deep Dive |
| Total Steel Services LLC | Construction | $298,445 | $300,302 | 14 | <$5M | AI Deep Dive |
| Total Steel Services, LLC | Construction | $211,841 | $213,188 | 14 | <$5M | AI Deep Dive |
| United Auto Sales, Inc. | Retail Trade | $204,200 | $189,886 | 19 | <$5M | AI Deep Dive |
| Amateur Trapshooting Association | Arts, Entertainment, and Recreation | $173,423 | $174,266 | 21 | N/A | AI Deep Dive |
| Amateur Trapshooting Association | Arts, Entertainment, and Recreation | $172,448 | $173,377 | 21 | N/A | AI Deep Dive |
| Howell Financial Services, Inc. | Professional, Scientific, and Technical Services | $168,860 | $170,706 | 17 | $5.4M | AI Deep Dive |
| Helen Erline Cane, Inc. | Administrative and Support and Waste Management | $142,635 | $143,697 | 38 | $8.2M | AI Deep Dive |
| Overkill Custom, Inc. | Other Services (except Public Administration) | $132,903 | $133,741 | 12 | <$5M | AI Deep Dive |
| Kaskaskia Shipyard, INC | Manufacturing | $132,200 | $133,074 | 9 | <$5M | AI Deep Dive |
| Zweigart Bus Service, Inc. | Transportation and Warehousing | $130,430 | $131,298 | 26 | $10.0M | AI Deep Dive |
| Sparta Hotel | Accommodation and Food Services | $128,184 | $129,548 | 19 | $5.9M | AI Deep Dive |
| R & M Transportation Inc. | Transportation and Warehousing | $112,200 | $112,855 | 13 | <$5M | AI Deep Dive |
| R & M Transportation, INC | Transportation and Warehousing | $112,200 | $112,993 | 13 | <$5M | AI Deep Dive |
| Meier Chevrolet-Buick-Gmc, Inc. | Wholesale Trade | $112,200 | $113,129 | 14 | <$5M | AI Deep Dive |
| Underwood Ammunition | Manufacturing | $101,940 | $102,237 | 20 | <$5M | AI Deep Dive |
| Falkenhein Accounting and Tax Service, P.c. | Professional, Scientific, and Technical Services | $95,950 | $96,515 | 7 | <$5M | AI Deep Dive |
| Plumbing Solutions, Inc. | Construction | $94,620 | $95,403 | 7 | <$5M | AI Deep Dive |