| Brewster Ambulance Service INC | Health Care and Social Assistance | $10,000,000 | $10,117,222 | 500 | $115.9M |  Research |
| The Vertex Companies INC | Professional, Scientific, and Technical Services | $6,890,500 | $6,971,272 | 499 | $51.6M | Research |
| Celtic Angels, Inc. | Health Care and Social Assistance | $1,259,400 | $1,275,893 | 190 | $32.5M | Research |
| Celtic Angels Inc. | Health Care and Social Assistance | $1,259,400 | $1,276,790 | 190 | $32.5M | Research |
| Joseph Lamparelli, INC | Retail Trade | $1,197,666 | $1,212,338 | 80 | $19.1M | Research |
| Weymouth Club INC | Arts, Entertainment, and Recreation | $1,125,000 | $1,134,406 | 115 | $16.1M | Research |
| Weymouth Club INC | Arts, Entertainment, and Recreation | $1,125,000 | $1,132,531 | 90 | $12.6M | Research |
| Enterprise Equipment Co INC | Construction | $686,700 | $690,707 | 29 | $9.2M | Research |
| Cappo Management Xlvii, LLC | Retail Trade | $685,634 | $693,448 | 49 | $12.3M | Research |
| South Shore Women's Health | Health Care and Social Assistance | $649,518 | $656,369 | 32 | $10.0M | Research |
| Hill & Partners, Inc. | Professional, Scientific, and Technical Services | $640,087 | $644,603 | 35 | <$5M | Research |
| Skinner Overlook Landscape & Design Inc. | Professional, Scientific, and Technical Services | $600,757 | $603,944 | 23 | <$5M | Research |
| J.f. Price Co. | Mining, Quarrying, and Oil and Gas Extraction | $552,712 | $556,361 | 34 | <$5M | Research |
| US Air Conditioning Heat | Construction | $499,115 | $502,650 | 18 | $5.7M | Research |
| Brite-Lite Electrical Co.inc. | Construction | $487,100 | $489,847 | 25 | $8.2M | Research |
| San Martino Imports INC | Wholesale Trade | $472,327 | $476,455 | 44 | $11.3M | Research |
| R F Roach Co INC | Construction | $455,790 | $460,424 | 15 | $5.6M | Research |
| Comfort Dental Weymouth PC | Health Care and Social Assistance | $450,000 | $455,684 | 34 | $7.9M | Research |
| Comfort Dental Weymouth P.c. | Health Care and Social Assistance | $446,687 | $451,129 | 34 | $7.9M | Research |
| Stockholders Steakhouse LLC | Accommodation and Food Services | $436,695 | $440,007 | 54 | $9.6M | Research |
| Precinct 10 LLC | Accommodation and Food Services | $417,375 | $420,540 | 43 | $7.6M | Research |
| Brook Recovery Centers Inc. | Health Care and Social Assistance | $411,600 | $417,145 | 25 | <$5M | Research |
| Tci Installations Inc. | Construction | $410,000 | $414,650 | 14 | <$5M | Research |
| South Shore Christian Academy, INC | Educational Services | $408,800 | $412,485 | 39 | N/A | Research |
| Air Control Systems Inc. | Construction | $408,518 | $412,167 | 35 | $11.1M | Research |