| Potsdam Specialty Paper, Inc. | Manufacturing | $3,120,400 | $1,179,765 | 70 | $69.4M |  Research |
| Lavalle Transportation, Inc. | Transportation and Warehousing | $1,392,194 | $1,405,010 | 235 | $53.6M | Research |
| Lavalle Transportation, Inc. | Transportation and Warehousing | $1,360,203 | $1,374,662 | 109 | $22.0M | Research |
| Lcdrives Corp. | Manufacturing | $1,204,244 | $1,212,294 | 103 | $27.0M | Research |
| Potsdam Auxiliary & College Educational Services, Inc. | Accommodation and Food Services | $1,118,015 | $1,126,745 | 92 | N/A | Research |
| Potsdam Auxiliary & College Educational Services INC | Educational Services | $1,117,170 | $1,125,495 | 198 | N/A | Research |
| Potsdam Specialty Paper Inc. | Manufacturing | $970,778 | $977,826 | 69 | $68.4M | Research |
| Crawford Technologies USA INC | Professional, Scientific, and Technical Services | $964,647 | $970,567 | 66 | $13.6M | Research |
| Lcdrives Corp | Manufacturing | $588,800 | $592,010 | 53 | $13.9M | Research |
| Hazen Enterprises INC | Accommodation and Food Services | $548,605 | $551,596 | 117 | $20.8M | Research |
| Flatirons Digital Innovations Inc. | Professional, Scientific, and Technical Services | $516,300 | $519,454 | 27 | $5.6M | Research |
| J.e. Sheehan Contracting Corp. | Construction | $507,133 | $514,928 | 82 | $93.4M | Research |
| Bartow Motors, Inc. | Retail Trade | $443,540 | $449,336 | 31 | $7.8M | Research |
| Ncc Systems Inc. | Administrative and Support and Waste Management | $432,822 | $435,953 | 32 | <$5M | Research |
| Hazen Enterprises, Inc. | Accommodation and Food Services | $391,860 | $394,401 | 116 | $20.6M | Research |
| Alltech Integrations, INC | Administrative and Support and Waste Management | $360,300 | $362,274 | 43 | $6.3M | Research |
| Northern Automotive Group, INC | Finance and Insurance | $356,400 | $359,124 | 35 | $18.0M | Research |
| Northern Automotive Group INC | Retail Trade | $356,400 | $358,939 | 35 | $8.8M | Research |
| Blevins Motors INC | Retail Trade | $352,900 | $355,075 | 31 | $7.8M | Research |
| Pinto Mucenski Hooper Vanhouse & Co., Cpas, PC | Professional, Scientific, and Technical Services | $343,020 | $347,258 | 28 | $8.9M | Research |
| Hospice of St Lawrence Valley INC | Health Care and Social Assistance | $298,598 | $302,680 | 37 | $6.3M | Research |
| Adon Farm | Agriculture, Forestry, Fishing and Hunting | $281,664 | $284,319 | 31 | $5.1M | Research |
| St. Lawrence Radiology Associates P.c. | Professional, Scientific, and Technical Services | $250,807 | $253,054 | 15 | <$5M | Research |
| St. Lawrence Radiology Associates PC | Health Care and Social Assistance | $225,502 | $312,276 | 21 | <$5M | Research |
| Jakes's On the Water LLC | Accommodation and Food Services | $213,500 | $215,056 | 31 | $5.5M | Research |