| Chinigo Leone & Maruzo LLP | Professional, Scientific, and Technical Services | $245,961 | $247,390 | 16 | <$5M |  Research |
| Chinigo. Leone & Maruzo LLP | Professional, Scientific, and Technical Services | $245,961 | $247,545 | 15 | <$5M | Research |
| Norwich Pediatric Group P. C. | Health Care and Social Assistance | $243,400 | $245,239 | 21 | $6.6M | Research |
| Lantern Energy LLC | Manufacturing | $235,133 | $236,222 | 22 | $5.8M | Research |
| Lantern Energy, LLC | Construction | $235,133 | $236,872 | 22 | $6.7M | Research |
| Saint Patrick Church Corporation | Other Services (except Public Administration) | $224,800 | $147,685 | 26 | N/A | Research |
| Cy Norwich Hotel, LLC | Accommodation and Food Services | $216,400 | $218,089 | 40 | $12.5M | Research |
| Mini Melts USA Inc. | Manufacturing | $213,684 | $215,879 | 32 | $11.3M | Research |
| Gorin's Furniture, Inc. | Retail Trade | $208,500 | $209,703 | 23 | <$5M | Research |
| Goldblatt Bokoff LLC | Professional, Scientific, and Technical Services | $203,200 | $205,271 | 2 | <$5M | Research |
| First Choice Pizza, INC | Accommodation and Food Services | $200,895 | $202,414 | 38 | $6.7M | Research |
| Freehold Real Estate LLC | Real Estate and Rental and Leasing | $196,300 | $197,418 | 13 | <$5M | Research |
| Brown Jacobson PC | Professional, Scientific, and Technical Services | $189,023 | $189,727 | 17 | <$5M | Research |
| Brown Jacobson, P.c | Professional, Scientific, and Technical Services | $189,023 | $190,555 | 18 | <$5M | Research |
| These Guys Brewing Company LLC | Accommodation and Food Services | $186,900 | $189,476 | 21 | <$5M | Research |
| Hyde Park Landscaping INC | Administrative and Support and Waste Management | $182,740 | $184,312 | 36 | $7.8M | Research |
| Freehold Real Estate LLC | Professional, Scientific, and Technical Services | $178,400 | $179,426 | 14 | <$5M | Research |
| Assured Quality Homecare, LLC | Health Care and Social Assistance | $175,822 | $177,097 | 40 | $6.5M | Research |
| Norwich Family & Cosmetic Dentistry, Inc. | Health Care and Social Assistance | $158,400 | $159,414 | 12 | <$5M | Research |
| Norwich Family and Cosmetic Dentistry | Health Care and Social Assistance | $158,400 | $159,559 | 12 | <$5M | Research |
| Healthcall Medical Center, LLC | Health Care and Social Assistance | $156,300 | $157,346 | 12 | <$5M | Research |
| Design Learned, Incorporated | Professional, Scientific, and Technical Services | $153,400 | $154,227 | 8 | <$5M | Research |
| Olde Tymes Restaurant INC | Accommodation and Food Services | $149,821 | $150,564 | 24 | <$5M | Research |
| St. Patrick's Church Corporation of Norwich Connecticut | Other Services (except Public Administration) | $145,800 | $146,533 | 28 | N/A | Research |
| Design Learned, Incorporated | Professional, Scientific, and Technical Services | $144,700 | $145,319 | 5 | <$5M | Research |