| Birkeys Farm Store INC | Wholesale Trade | $5,737,300 | $5,805,519 | 424 | $129.9M |  Research |
| Wolfram Research, Inc. | Information | $5,575,000 | $5,648,605 | 485 | $81.4M | Research |
| Pavlov Media, Inc. | Information | $2,960,371 | $3,009,610 | 241 | $40.5M | Research |
| College Fresh, Inc. | Accommodation and Food Services | $2,815,505 | $2,848,431 | 500 | $93.3M | Research |
| College Chefs, LLC | Accommodation and Food Services | $2,734,100 | $2,764,403 | 298 | $55.6M | Research |
| Human Kinetics INC | Information | $2,260,285 | $2,286,108 | 158 | $26.5M | Research |
| Commercial Floor Covering, Inc. | Construction | $2,178,100 | $2,203,282 | 89 | $22.5M | Research |
| Clark Dietz, Inc. | Professional, Scientific, and Technical Services | $2,000,000 | $2,064,000 | 112 | $13.8M | Research |
| College Chefs LLC | Accommodation and Food Services | $2,000,000 | $2,021,389 | 215 | $40.1M | Research |
| Commercial Floor Covering Inc. | Construction | $2,000,000 | $2,018,795 | 71 | $17.9M | Research |
| Clifford-Jacobs Forging Company | Manufacturing | $1,995,200 | $2,013,656 | 131 | $32.0M | Research |
| Fox Nc Acquisition LLC - Fab0266 | Accommodation and Food Services | $1,764,140 | $1,781,008 | 195 | $34.6M | Research |
| Litania Sports Group, Inc. | Manufacturing | $1,745,400 | $1,757,785 | 155 | $43.3M | Research |
| Developmental Services Center of Champaign County, INC | Health Care and Social Assistance | $1,622,400 | $1,636,890 | 180 | N/A | Research |
| Premier Cooperative Inc. | Wholesale Trade | $1,593,242 | $1,597,977 | 171 | $44.0M | Research |
| Premier Cooperative Inc. | Wholesale Trade | $1,550,675 | $1,560,625 | 100 | $25.7M | Research |
| Broeren Russo Construction INC - Bac8986 | Construction | $1,531,248 | $1,543,288 | 84 | $95.7M | Research |
| Wells & Wells Construction Co | Mining, Quarrying, and Oil and Gas Extraction | $1,438,700 | $613,209 | 38 | <$5M | Research |
| Duce Construction Company | Construction | $1,306,556 | $1,319,621 | 72 | $16.7M | Research |
| 42 Lines INC - 4aa0018 | Professional, Scientific, and Technical Services | $1,266,887 | $1,276,085 | 50 | $10.3M | Research |
| 42 Lines INC | Information | $1,266,800 | $1,279,433 | 50 | $8.4M | Research |
| Meyer Capel, a Professional Corporation | Professional, Scientific, and Technical Services | $1,263,800 | $1,272,366 | 79 | $19.2M | Research |
| Fox Nc Acquisition, LLC | Accommodation and Food Services | $1,260,100 | $1,270,940 | 309 | $54.9M | Research |
| Cmt Ventures INC - Cab8364 | Accommodation and Food Services | $1,239,115 | $1,247,025 | 270 | $47.9M | Research |
| Carpet Weavers, Inc. | Retail Trade | $1,143,100 | $1,153,547 | 112 | $20.3M | Research |