| Environmental Office Solutions | Other Services (except Public Administration) | $610,115 | $614,010 | 58 | $11.4M |  Research |
| Connecticut Center for Advanced Technology, Inc. | Professional, Scientific, and Technical Services | $563,763 | $570,528 | 25 | $5.2M | Research |
| Val-Cor Communications Corp. | Wholesale Trade | $544,300 | $396,071 | 26 | $8.0M | Research |
| Primary Prevention Home Care LLC | Health Care and Social Assistance | $528,000 | $532,644 | 66 | $11.3M | Research |
| Sovereign Home Healthcare LLC | Health Care and Social Assistance | $527,822 | $530,584 | 85 | $14.6M | Research |
| Ardent Inc. | Manufacturing | $525,500 | $530,539 | 45 | $11.8M | Research |
| Anz-Hartford LLC | Accommodation and Food Services | $523,922 | $528,932 | 90 | $28.1M | Research |
| American Floor Covering INC | Construction | $516,103 | $521,321 | 31 | $35.3M | Research |
| American Floor Covering INC | Construction | $516,102 | $519,015 | 28 | $7.1M | Research |
| Solidus INC | Construction | $514,738 | $518,658 | 29 | <$5M | Research |
| Sovereign Home Healthcare, LLC | Health Care and Social Assistance | $506,538 | $510,909 | 199 | $34.1M | Research |
| Connecticut Rivers Council INC | Other Services (except Public Administration) | $505,647 | $508,279 | 27 | $5.2M | Research |
| Boy Scouts of America Connecticut Rivers Council INC | Other Services (except Public Administration) | $505,647 | $509,526 | 17 | <$5M | Research |
| Connecticut Center for Advanced Technolo | Professional, Scientific, and Technical Services | $467,440 | $472,504 | 25 | <$5M | Research |
| Horizon Services Corporation | Administrative and Support and Waste Management | $465,000 | $468,835 | 75 | $16.2M | Research |
| T&j Zafiris Inc. | Accommodation and Food Services | $459,501 | $463,177 | 31 | $5.5M | Research |
| Trading Spaces Aba LLC | Health Care and Social Assistance | $444,274 | $450,263 | 48 | $8.8M | Research |
| Securetek Solutions LLC | Professional, Scientific, and Technical Services | $442,303 | $446,072 | 48 | $6.7M | Research |
| Hoffman Auto Body of East Hartford | Retail Trade | $420,900 | $329,062 | 27 | $6.8M | Research |
| United Centerless Grinding | Manufacturing | $420,640 | $424,659 | 23 | $5.6M | Research |
| A-Lined Handling Systems Inc. | Wholesale Trade | $416,600 | $42,110 | 2 | <$5M | Research |
| N.t, Oliva, Inc. | Construction | $411,600 | $413,847 | 21 | $5.3M | Research |
| Valcor Communications Corp | Wholesale Trade | $409,923 | $365,366 | 24 | $7.4M | Research |
| A & C Eldely Care LLC | Health Care and Social Assistance | $405,000 | $407,929 | 84 | $14.4M | Research |
| Mcgann, Bartlett & Brown, LLC | Professional, Scientific, and Technical Services | $404,815 | $409,185 | 16 | <$5M | Research |