| Murnane Construction Services, Inc. | Construction | $3,904,407 | $3,670,206 | 249 | $75.6M |  Research |
| Cgsr, Inc. | Health Care and Social Assistance | $3,070,400 | $3,105,624 | 335 | $57.0M | Research |
| Ets, Inc. | Administrative and Support and Waste Management | $2,578,200 | $2,608,644 | 200 | $31.5M | Research |
| Behavioral Health Services North | Health Care and Social Assistance | $1,979,900 | $1,869,362 | 223 | N/A | Research |
| Medisca Inc. | Manufacturing | $1,580,478 | $1,600,187 | 132 | $130.9M | Research |
| Eye Care for the Adirondacks Associates in Ophthalmology P.c | Health Care and Social Assistance | $1,371,876 | $1,381,327 | 130 | $40.8M | Research |
| Luck Brothers | Construction | $1,327,982 | $1,333,405 | 116 | $36.0M | Research |
| Eye Care for the Adirondacks Associates in Ophthalmology LLP | Health Care and Social Assistance | $1,300,000 | $1,387,245 | 130 | $40.8M | Research |
| Norsk Titanium US INC | Manufacturing | $1,246,039 | $1,259,558 | 54 | $14.1M | Research |
| Jeffords Steel & Specialty Co INC | Manufacturing | $1,133,228 | $1,140,679 | 115 | $28.1M | Research |
| Jeffords Steel and Specialty Company, Inc. | Manufacturing | $1,133,200 | $1,141,427 | 121 | $29.6M | Research |
| Adirondack Tool Co Inc. | Real Estate and Rental and Leasing | $935,989 | $947,734 | 89 | $40.2M | Research |
| Clinton County Chaptrer Nysarc Inc. | Other Services (except Public Administration) | $821,181 | $824,374 | 300 | $57.3M | Research |
| Plattco Corp. | Manufacturing | $812,500 | $817,714 | 63 | $15.4M | Research |
| Spencerarl New York, Inc. | Manufacturing | $769,631 | $776,948 | 140 | $36.7M | Research |
| Christopher's Restaurant, Inc. | Accommodation and Food Services | $753,414 | $756,799 | 144 | $45.0M | Research |
| North Country Kids, Inc. | Public Administration | $742,400 | $749,519 | 77 | N/A | Research |
| Joint Council for Economic Opportunity of Clinton and Frankl | Other Services (except Public Administration) | $729,753 | $737,350 | 150 | N/A | Research |
| Coryer Staffing Corporation | Administrative and Support and Waste Management | $699,118 | $704,963 | 92 | $14.5M | Research |
| Coryer Staffing Corporation | Administrative and Support and Waste Management | $699,000 | $706,864 | 92 | $14.5M | Research |
| Spencerarl New York Inc. | Professional, Scientific, and Technical Services | $692,384 | $697,316 | 166 | $17.2M | Research |
| Murnane Building Contractors, Inc. | Construction | $663,122 | $667,428 | 32 | $9.7M | Research |
| Micar Group, LLC | Accommodation and Food Services | $625,690 | $631,415 | 125 | $22.2M | Research |
| Durocher Auto Sales, Inc. | Retail Trade | $590,436 | $594,241 | 53 | $13.4M | Research |
| Jfp Enterprises Inc. | Construction | $569,000 | $572,094 | 33 | $37.6M | Research |