| Eastern Bag and Paper Company, Incorporated | Wholesale Trade | $4,391,622 | $4,437,343 | 265 | $68.2M |  Research |
| Total Mortgage Services, LLC | Finance and Insurance | $4,368,400 | $4,419,385 | 276 | $141.8M | Research |
| Alinabal Holdings Corp | Manufacturing | $3,735,090 | $3,778,405 | 232 | $56.7M | Research |
| Frontier Home Health and Hospice LLC | Health Care and Social Assistance | $3,545,150 | $3,586,018 | 309 | $52.9M | Research |
| Boys & Girls Village INC | Health Care and Social Assistance | $3,013,000 | $3,048,068 | 284 | N/A | Research |
| Somerset Capital Group, Ltd. | Real Estate and Rental and Leasing | $2,538,300 | $2,560,933 | 122 | $55.1M | Research |
| Splash Car Wash INC | Other Services (except Public Administration) | $2,502,560 | $2,224,994 | 464 | $90.9M | Research |
| Bridges Healthcare, Inc. | Health Care and Social Assistance | $2,216,397 | $1,522,800 | 185 | N/A | Research |
| Silversky INC | Professional, Scientific, and Technical Services | $2,060,430 | $2,079,002 | 115 | $23.8M | Research |
| Wheels of Ct, Inc. | Retail Trade | $1,680,945 | $1,691,952 | 234 | $58.4M | Research |
| Fcp Groton, Llc. | Retail Trade | $1,627,800 | $1,639,975 | 131 | $35.4M | Research |
| Link-In Benefits, LLC | Health Care and Social Assistance | $1,531,030 | $1,550,763 | 180 | $29.2M | Research |
| Dan Perkins Subaru Inc. | Retail Trade | $1,513,500 | $1,525,276 | 98 | $24.7M | Research |
| Innov8 INC | Professional, Scientific, and Technical Services | $1,469,090 | $1,483,291 | 101 | $11.3M | Research |
| Innov8 INC | Manufacturing | $1,469,090 | $1,482,556 | 101 | $28.2M | Research |
| Colonial Motors INC | Retail Trade | $1,430,000 | $1,438,421 | 126 | $31.8M | Research |
| Senior Philanthropy of Milford O, LLC | Health Care and Social Assistance | $1,408,000 | $1,424,231 | 164 | $29.9M | Research |
| Jj Motor Company | Retail Trade | $1,392,700 | $1,407,199 | 107 | $27.9M | Research |
| Carter Mario P.c. | Professional, Scientific, and Technical Services | $1,384,800 | $1,393,716 | 97 | $23.6M | Research |
| Precision Metal Products INC | Manufacturing | $1,346,922 | $1,364,746 | 115 | $28.1M | Research |
| Precision Metal Products INC | Manufacturing | $1,346,922 | $1,362,495 | 115 | $32.1M | Research |
| Carrubba, Incorporated | Manufacturing | $1,337,335 | $1,353,493 | 78 | $77.4M | Research |
| Aquinas Consulting | Professional, Scientific, and Technical Services | $1,255,109 | $1,261,436 | 70 | $7.2M | Research |
| Drill Masters-Eldorado Tool, Inc. | Manufacturing | $1,227,900 | $1,234,628 | 91 | $23.8M | Research |
| B & G Piping Co | Construction | $1,225,000 | $1,237,787 | 39 | $12.3M | Research |