| Norton and Associates, Inc. | Administrative and Support and Waste Management | $1,774,400 | $1,790,370 | 450 | $70.8M |  Research |
| Graham Waste Services, Inc. | Administrative and Support and Waste Management | $913,255 | $922,763 | 59 | $11.2M | Research |
| South Shore Playhouse | Arts, Entertainment, and Recreation | $522,130 | $525,248 | 56 | N/A | Research |
| Red Lion Inn Operating LLC | Accommodation and Food Services | $516,611 | $523,660 | 91 | $16.2M | Research |
| Red Lion Inn Operating LLC | Accommodation and Food Services | $365,520 | $370,267 | 91 | $17.0M | Research |
| Kristine a Grazioso Dmd | Health Care and Social Assistance | $323,635 | $326,404 | 28 | $6.5M | Research |
| Kristine A. Grazioso, D.m.d., P.c. | Health Care and Social Assistance | $323,635 | $327,662 | 28 | $6.5M | Research |
| New England Plumbing Solutions LLC | Construction | $301,600 | $304,298 | 32 | $10.1M | Research |
| Rosano-Davis Sanitary Pumping, Inc. | Administrative and Support and Waste Management | $290,090 | $291,984 | 20 | <$5M | Research |
| Atlantica Operating LLC | Accommodation and Food Services | $289,999 | $293,705 | 68 | $12.1M | Research |
| Child and Adolescent Health Specialists, PC | Health Care and Social Assistance | $279,840 | $282,539 | 18 | $5.6M | Research |
| Cohasset Collision Ctr. INC | Other Services (except Public Administration) | $278,475 | $279,999 | 16 | <$5M | Research |
| Cohasset Collision Center | Other Services (except Public Administration) | $278,400 | $280,101 | 20 | <$5M | Research |
| Corner Stop Eatery INC | Accommodation and Food Services | $257,435 | $259,709 | 18 | <$5M | Research |
| Thomas Dental Associates PC | Health Care and Social Assistance | $249,547 | $253,006 | 29 | $6.7M | Research |
| Thomas Dental Associates PC | Health Care and Social Assistance | $249,547 | $252,357 | 21 | <$5M | Research |
| Celtic Bistro Corporation | Accommodation and Food Services | $245,343 | $248,865 | 30 | $5.3M | Research |
| Pixels 2 Picas | Professional, Scientific, and Technical Services | $244,087 | $245,592 | 15 | <$5M | Research |
| Blu's Shower Door, INC | Construction | $229,010 | $231,097 | 15 | $5.1M | Research |
| Atlantica Operating, LLC | Accommodation and Food Services | $219,083 | $220,306 | 68 | $12.1M | Research |
| Cook Education Services, Inc. | Educational Services | $218,400 | $219,259 | 42 | $5.0M | Research |
| Cook Educational Services Inc. | Educational Services | $218,400 | $219,830 | 42 | $5.0M | Research |
| Watkins Strategies LLC | Professional, Scientific, and Technical Services | $199,920 | $202,302 | 14 | <$5M | Research |
| South Shore Playhouse Associates INC | Arts, Entertainment, and Recreation | $190,000 | $191,288 | 226 | N/A | Research |
| Sandcastles Childcare & Learning Center, INC | Health Care and Social Assistance | $187,800 | $189,248 | 30 | <$5M | Research |