| Emprise Corporation | Professional, Scientific, and Technical Services | $1,638,900 | $1,535,775 | 98 | $12.1M |  Research |
| Sugar Fox 218 LLC | Accommodation and Food Services | $860,902 | $865,015 | 74 | $13.1M | Research |
| Full Power Radio Inc. | Information | $842,900 | $853,811 | 70 | $11.8M | Research |
| Full Power Radio, Inc. | Information | $835,000 | $841,866 | 117 | $19.6M | Research |
| Patricia M. Vallee, LLC | Professional, Scientific, and Technical Services | $390,300 | $382,436 | 22 | <$5M | Research |
| Good Essen Foxwoods, LLC | Accommodation and Food Services | $275,500 | $231,953 | 40 | $7.1M | Research |
| Ark Connecticut Pizza LLC | Accommodation and Food Services | $194,200 | $100,239 | 85 | $15.1M | Research |
| Holdridge Farm Nursery, Incorporated | Retail Trade | $175,000 | $175,976 | 39 | $8.1M | Research |
| F. E. Crandall Disposal INC | Administrative and Support and Waste Management | $165,000 | $165,936 | 18 | <$5M | Research |
| Jonrocfox LLC | Accommodation and Food Services | $145,625 | $146,300 | 13 | <$5M | Research |
| Nutmeg Building & Remodeling LLC | Construction | $92,002 | $92,567 | 8 | <$5M | Research |
| Nutmeg Building & Remodeling LLC | Construction | $92,002 | $92,670 | 9 | <$5M | Research |
| Baumans Lawn Care LLC | Other Services (except Public Administration) | $90,900 | $91,420 | 6 | <$5M | Research |
| First Leaps Together, LLC | Health Care and Social Assistance | $80,100 | $80,583 | 13 | <$5M | Research |
| First Leaps Together, LLC | Health Care and Social Assistance | $80,100 | $80,480 | 13 | <$5M | Research |
| Forte Carbon Rts INC | Manufacturing | $64,000 | $64,789 | 6 | $6.0M | Research |
| New London County Septic Services, Inc. | Administrative and Support and Waste Management | $55,600 | $55,859 | 5 | <$5M | Research |
| Pf Testa LLC / Child's Play | Health Care and Social Assistance | $44,615 | $45,221 | 11 | <$5M | Research |
| Premier Home Improvement, LLC | Construction | $44,000 | $44,327 | 5 | <$5M | Research |
| Premier Home Improvement LLC Giordano Restoration | Construction | $44,000 | $44,228 | 3 | <$5M | Research |
| Mejia LLC | Accommodation and Food Services | $42,300 | $42,527 | 18 | <$5M | Research |
| Pf Testallc | Health Care and Social Assistance | $38,523 | $39,005 | 15 | <$5M | Research |
| Aa Lock & Key Inc. | Administrative and Support and Waste Management | $37,800 | $37,965 | 4 | <$5M | Research |
| Aa Lock & Key, Inc. | Administrative and Support and Waste Management | $35,700 | $35,938 | 4 | <$5M | Research |
| Hewes Caretaking & Marine Services, LLC | Other Services (except Public Administration) | $32,800 | $32,955 | 2 | <$5M | Research |