| Service Management Group | Administrative and Support and Waste Management | $10,000,000 | $10,115,890 | 500 | $108.3M |  Research |
| Monroe Staffing Services LLC | Administrative and Support and Waste Management | $10,000,000 | $10,104,722 | 500 | $78.7M | Research |
| Integrated Anesthesia Associates LLC | Health Care and Social Assistance | $7,826,832 | $7,708,111 | 244 | $76.6M | Research |
| William Raveis Holdings, Inc. | Real Estate and Rental and Leasing | $6,441,000 | $6,556,232 | 411 | $59.6M | Research |
| Lifecare Inc. | Professional, Scientific, and Technical Services | $4,080,805 | $3,098,954 | 284 | $29.4M | Research |
| United Methodist Homes, Inc. | Health Care and Social Assistance | $3,730,900 | $3,779,555 | 439 | N/A | Research |
| Recovery Network of Programs, Inc. | Health Care and Social Assistance | $3,089,500 | $3,148,158 | 359 | N/A | Research |
| Golden Hawk, LLC | Accommodation and Food Services | $2,965,700 | $3,000,070 | 500 | $88.8M | Research |
| Oem Controls, I. N. C. | Manufacturing | $2,941,915 | $2,806,523 | 204 | $53.4M | Research |
| John J. Brennan Construction Co.,inc | Construction | $2,391,250 | $2,419,148 | 75 | $23.2M | Research |
| Bacarella Transportation Services INC | Transportation and Warehousing | $2,193,377 | $2,218,676 | 155 | $60.0M | Research |
| Spine Wave, Inc. | Manufacturing | $2,180,596 | $2,205,031 | 96 | $26.8M | Research |
| Trumbull Radiology Associates PC | Health Care and Social Assistance | $2,089,570 | $2,113,631 | 130 | $30.1M | Research |
| United Methodist Homes Inc. | Health Care and Social Assistance | $2,000,000 | $2,023,288 | 300 | N/A | Research |
| O. E. M. Controls Inc. | Manufacturing | $2,000,000 | $2,012,032 | 194 | $50.8M | Research |
| Spine Wave Inc. | Manufacturing | $1,999,999 | $2,010,794 | 95 | $26.5M | Research |
| John J Brennan Construction Co. Inc. | Construction | $1,850,000 | $1,861,974 | 90 | $27.9M | Research |
| Barnum Financial Group LLC | Finance and Insurance | $1,844,821 | $1,855,030 | 117 | $60.1M | Research |
| Lex Products, LLC | Manufacturing | $1,801,722 | $1,825,895 | 170 | $44.5M | Research |
| Summit Golf Brands INC | Management of Companies and Enterprises | $1,639,427 | $1,648,125 | 93 | $15.3M | Research |
| Summit Golf Brands, Inc. | Retail Trade | $1,639,427 | $1,649,218 | 120 | $28.2M | Research |
| Ffld County Healthcare Assoc PC | Health Care and Social Assistance | $1,613,160 | $1,625,977 | 122 | $38.3M | Research |
| Barnum Financial Group | Finance and Insurance | $1,565,241 | $1,575,463 | 117 | $60.1M | Research |
| Talalay Global, Inc. | Manufacturing | $1,518,258 | $1,549,746 | 102 | $101.2M | Research |
| Connecticut Renaissance | Public Administration | $1,456,709 | $1,404,527 | 196 | N/A | Research |