| Petruzzi Insurance Agency, LLC | Finance and Insurance | $116,061 | $116,993 | 12 | $6.2M | Research |
| Cyndale of NY Inc. | Retail Trade | $113,428 | $114,723 | 30 | $6.2M | Research |
| Akl Medical, PC | Health Care and Social Assistance | $112,922 | $113,596 | 10 | <$5M | Research |
| Akl Medical PC | Health Care and Social Assistance | $112,922 | $113,371 | 11 | <$5M | Research |
| John Ash Cleaners, Inc. | Administrative and Support and Waste Management | $110,700 | $111,931 | 19 | <$5M | Research |
| Southern Tier Catholic School | Public Administration | $110,170 | $111,703 | 18 | N/A | Research |
| Olean Lodging Partnership LLC | Accommodation and Food Services | $110,128 | $111,100 | 14 | <$5M | Research |
| F.j. Mahar Service Stores, Inc. | Retail Trade | $110,000 | $110,759 | 34 | $8.5M | Research |
| Dicerbo Morgan Pllc | Public Administration | $107,928 | $109,277 | 9 | N/A | Research |
| Dicerbo Morgan Pllc | Professional, Scientific, and Technical Services | $107,928 | $108,551 | 8 | <$5M | Research |
| Olean Hospitality Group Inc. | Accommodation and Food Services | $107,471 | $108,878 | 31 | $5.5M | Research |
| Women's Health of Wny P.c. | Health Care and Social Assistance | $106,563 | $107,991 | 9 | <$5M | Research |
| Women's Health of Western New York, P.c. | Health Care and Social Assistance | $106,563 | $107,757 | 10 | <$5M | Research |
| Austin Locksmithing & Security Inc. | Administrative and Support and Waste Management | $105,995 | $106,843 | 8 | <$5M | Research |
| Anderson Shortell, Inc. | Construction | $105,892 | $106,568 | 12 | <$5M | Research |
| Concrete Mixer Supply . Com, Inc. | Manufacturing | $104,097 | $105,127 | 13 | <$5M | Research |
| Both, Branch & Hendrix, Inc. | Finance and Insurance | $102,003 | $103,261 | 7 | <$5M | Research |
| Olean Union Sales Corp | Retail Trade | $99,710 | $100,513 | 10 | <$5M | Research |
| Napoli Pizza of Olean LLC | Accommodation and Food Services | $98,896 | $99,592 | 18 | <$5M | Research |
| Olean Hotel Group LLC | Accommodation and Food Services | $98,808 | $99,709 | 12 | <$5M | Research |
| Angees Inc. | Accommodation and Food Services | $96,282 | $97,527 | 11 | <$5M | Research |
| Henry H. Hill, Inc. | Retail Trade | $94,583 | $95,762 | 14 | <$5M | Research |
| Southern Tier Electric Supply INC | Wholesale Trade | $92,735 | $93,477 | 16 | <$5M | Research |
| Olean Hotel Group LLC | Accommodation and Food Services | $91,670 | $92,617 | 12 | <$5M | Research |
| Four Mile Brewing LLC | Manufacturing | $91,318 | $92,529 | 11 | <$5M | Research |