| Fms Group Inc. | Accommodation and Food Services | $1,119,872 | $1,127,071 | 173 | $30.7M |  Research |
| Regency Consolidated Residential LLC | Real Estate and Rental and Leasing | $1,050,500 | $1,058,204 | 91 | $13.7M | Research |
| Lanz Heating & Cooling Inc. | Construction | $1,003,000 | $1,008,879 | 74 | $23.4M | Research |
| Rogers Supply Company Inc. | Wholesale Trade | $992,800 | $998,895 | 79 | $24.2M | Research |
| Henneman Engineering Inc. | Professional, Scientific, and Technical Services | $985,000 | $926,801 | 54 | $6.7M | Research |
| I Operations LLC - Iaa0681 | Accommodation and Food Services | $939,411 | $948,702 | 34 | $10.6M | Research |
| Advanced Commercial Roofing, Inc. | Construction | $933,764 | $942,769 | 46 | $15.2M | Research |
| Advanced Commercial Roofing, Inc. | Construction | $927,400 | $933,600 | 50 | $16.5M | Research |
| Henneman Engineering Inc. | Professional, Scientific, and Technical Services | $921,365 | $924,948 | 54 | $6.7M | Research |
| Sullivan-Parkhill Automotive, Inc. | Retail Trade | $886,900 | $892,485 | 86 | $21.7M | Research |
| Cmt Venture INC | Accommodation and Food Services | $885,000 | $891,110 | 276 | $49.0M | Research |
| Jsm Management, Inc. | Real Estate and Rental and Leasing | $847,300 | $851,850 | 67 | $10.1M | Research |
| Bacon & Van Buskirk Glass Company, INC | Construction | $846,500 | $852,614 | 57 | $13.2M | Research |
| Jsm Management Etal - Jab1524 | Real Estate and Rental and Leasing | $838,937 | $843,350 | 74 | $11.1M | Research |
| Black and Company | Wholesale Trade | $823,400 | $828,318 | 83 | $25.4M | Research |
| Martin Hood LLC | Professional, Scientific, and Technical Services | $787,500 | $791,907 | 55 | $17.5M | Research |
| Cobalt Digital INC - Cab8490 | Manufacturing | $773,764 | $776,711 | 43 | $11.3M | Research |
| The Petry-Kuhne Company | Construction | $767,653 | $772,194 | 40 | $45.6M | Research |
| The Petry-Kuhne Company | Construction | $767,600 | $776,278 | 28 | $31.9M | Research |
| Hl Precision Manufacturing, LLC | Manufacturing | $763,700 | $768,091 | 52 | $12.7M | Research |
| Cochran & Heller Inc. | Accommodation and Food Services | $752,601 | $748,577 | 41 | $7.3M | Research |
| Tom Franey Trucking INC | Transportation and Warehousing | $744,047 | $748,104 | 42 | $9.6M | Research |
| Prairie Gardens, INC | Retail Trade | $736,405 | $740,319 | 132 | $27.3M | Research |
| Illini Pella Inc. | Manufacturing | $726,100 | $610,058 | 51 | $12.5M | Research |
| Reliable Plumbing and Heating Company | Construction | $710,000 | $714,753 | 50 | $15.8M | Research |