| Pr Restaurants L.l.c. | Accommodation and Food Services | $10,000,000 | $10,080,556 | 500 | $156.3M |  Research |
| Carney Management Company, Inc. | Professional, Scientific, and Technical Services | $6,170,000 | $6,241,551 | 404 | $41.8M | Research |
| Charles River Medical Associates, PC | Health Care and Social Assistance | $4,776,000 | $4,828,934 | 384 | $120.5M | Research |
| Wayside Youth & Family Support Network, Inc. | Health Care and Social Assistance | $4,467,985 | $4,327,922 | 478 | N/A | Research |
| The Learning Center for the Deaf INC | Educational Services | $3,853,572 | $3,906,452 | 483 | N/A | Research |
| Dtiq Acquisition Corp | Professional, Scientific, and Technical Services | $3,801,700 | $3,846,053 | 234 | $32.8M | Research |
| Saint Patrick's Manor, Inc. | Health Care and Social Assistance | $3,790,274 | $1,809,648 | 323 | N/A | Research |
| The Portland Group, Inc. | Wholesale Trade | $3,125,000 | $3,160,959 | 250 | $76.6M | Research |
| New England Family Dentistry, PC | Health Care and Social Assistance | $2,962,600 | $2,996,752 | 275 | $63.7M | Research |
| Mary Ann Morse Healthcare Corp | Health Care and Social Assistance | $2,526,604 | $2,555,193 | 329 | N/A | Research |
| Pr Restaurants LLC | Accommodation and Food Services | $2,000,000 | $2,009,556 | 500 | $88.8M | Research |
| Bethany Health Care Center Inc. | Health Care and Social Assistance | $1,951,650 | $1,969,377 | 168 | N/A | Research |
| Door Systems, Inc. | Construction | $1,636,200 | $1,657,880 | 96 | $29.2M | Research |
| Connolly Buick Company, INC | Retail Trade | $1,461,272 | $1,479,531 | 85 | $21.4M | Research |
| Metrowest Ymca, Inc. | Other Services (except Public Administration) | $1,445,000 | $1,461,667 | 298 | N/A | Research |
| Metrowest Ymca INC | Other Services (except Public Administration) | $1,445,000 | $1,360,189 | 298 | N/A | Research |
| Advanced Home Care Services, LLC | Health Care and Social Assistance | $1,244,144 | $1,256,620 | 352 | $60.3M | Research |
| Jack's Abby Brewing, LLC | Manufacturing | $1,226,233 | $1,234,430 | 64 | $22.6M | Research |
| Jack's Abby Brewing, LLC | Manufacturing | $1,226,200 | $769,379 | 80 | $28.2M | Research |
| Berg LLC | Professional, Scientific, and Technical Services | $1,148,595 | $1,157,438 | 54 | $11.2M | Research |
| Berg LLC | Manufacturing | $1,148,594 | $1,158,884 | 56 | $55.5M | Research |
| New England Automax INC | Retail Trade | $1,121,000 | $1,128,143 | 74 | $18.6M | Research |
| Harbor Networks Inc. | Information | $1,095,650 | $1,101,402 | 55 | $9.2M | Research |
| Listengage, LLC | Professional, Scientific, and Technical Services | $1,095,500 | $1,040,892 | 53 | $11.0M | Research |
| Listengage LLC | Professional, Scientific, and Technical Services | $1,094,373 | $1,106,259 | 53 | $11.0M | Research |