| DRDahlstrom Roll Form | Falconer, NY | Fabricated Metal Product Manufacturing332114 | 20–99 | ◐ LIKELY ACTIVE |
| DSD & S Glass Service, LTD. | Fluvanna, NY | Nonmetallic Mineral Product Manufacturing327215 | — | ◐ LIKELY ACTIVE |
| DIDunkirk Ice Cream Plant (Fieldbrook Foods) | Dunkirk, NY | Food Manufacturing311520 | 100–499 | ◐ LIKELY ACTIVE |
| FCFox Chase Spirits LLC | Westfield, NY | Beverage and Tobacco Product Manufacturing312140 | — | ◐ LIKELY ACTIVE |
| GLGreat Lakes Vault & Precast LLC-Jamestown | Jamestown, NY | Nonmetallic Mineral Product Manufacturing327390 | 1–19 | ◐ LIKELY ACTIVE |
| GPGreen Prosthetics & Orthotics LLC | Jamestown, NY | Miscellaneous Manufacturing339113 | — | ◐ LIKELY ACTIVE |
| IIINX International Ink Co. 5900 | Dunkirk, NY | Chemical Manufacturing325910 | 20–99 | ◐ LIKELY ACTIVE |
| JEJamestown Engine Plant | Lakewood, NY | Machinery Manufacturing333618 | 500+ | ◐ LIKELY ACTIVE |
| JMJamestown Macadam, Inc.- Blacktop | Jamestown, NY | Petroleum and Coal Products Manufacturing324121 | 20–99 | ◐ LIKELY ACTIVE |
| JMJamestown Macadam, Inc.- Dunkirk | Dunkirk, NY | Nonmetallic Mineral Product Manufacturing327320 | 1–19 | ◐ LIKELY ACTIVE |
| JMJamestown Macadam, Inc.- Falconer | Falconer, NY | Nonmetallic Mineral Product Manufacturing327320 | 20–99 | ◐ LIKELY ACTIVE |
| KCKerr's Custom Butchering | South Dayton, NY | Food Manufacturing311611 | — | ◐ LIKELY ACTIVE |
| LVLiberty Vineyards & Winery | Sheridan, NY | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| LPLinc Products & Services LLC | Gerry, NY | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
| MEMasterGrind EDM II | Jamestown, NY | Fabricated Metal Product Manufacturing332721 | 20–99 | ◐ LIKELY ACTIVE |
| MEMerritt Estate Winery, INC | Forestville, NY | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| MMMF Meats | Falconer, NY | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| NFNew Flyer America | Jamestown, NY | Fabricated Metal Product Manufacturing332710 | 100–499 | ◐ LIKELY ACTIVE |
| QCQuincy Cellars | Ripley, NY | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| RWRegal Warehousing Services, Inc. DBA Jackson Ave Warehouse | Jamestown, NY | Fabricated Metal Product Manufacturing332311 | 20–99 | ◐ LIKELY ACTIVE |
| RWRoberian Winery | Forestville, NY | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| SLSeiche, LLC | Portland, NY | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| SPSparkling Ponds Winery | Ripley, NY | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| SOSpirits of the Backroad | Westfield, NY | Beverage and Tobacco Product Manufacturing312140 | — | ◐ LIKELY ACTIVE |
| SVSprague Vineyards LLC | Silver Creek, NY | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| SBStevens Brothers, LLC | Panama, NY | Food Manufacturing311611 | — | ◐ LIKELY ACTIVE |
| SSSunset Sky Farm LLC | Westfield, NY | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| TOTwenty One Brix Winery | Portland, NY | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| VVVetter Vineyards Winery | Westfield, NY | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| WKWeber Knapp Company- Allen Street Plant | Falconer, NY | Fabricated Metal Product Manufacturing332119 | 20–99 | ◐ LIKELY ACTIVE |
| WFWelch's Food Inc. Westfield | Westfield, NY | Food Manufacturing311421 | 20–99 | ◐ LIKELY ACTIVE |
| WCWillow Creek Winery | Silver Creek, NY | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| WVWoodbury Vineyards | Fredonia, NY | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| HSHanson Sign & Screen Process CORP. | Falconer, NY | Miscellaneous Manufacturing339950 | — | ◇ UNVERIFIED |
| LPLakeside Precision INC. | Dunkirk, NY | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| TTThe Tube Fabrication Company, INC. | Fredonia, NY | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |
| 1W137 Water Street Brewing LLC | Jamestown, NY | Beverage and Tobacco Product Manufacturing312120 | — | ◇ UNVERIFIED |
| 4G4687 Gleason Road, LLC | Lakewood, NY | Machinery Manufacturing333514 | — | ◇ UNVERIFIED |
| ACAcu-rite Cos INC | Jamestown, NY | Computer and Electronic Product Manufacturing334513 | — | ◇ UNVERIFIED |
| AFAgriAmerica Fruit Products, LLC | Fredonia, NY | Food Manufacturing311421 | — | ◇ UNVERIFIED |
| AMAll Metal Specialties INC | Jamestown, NY | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| ALArktura LLC | Ellicott aka Jamestown, NY | Furniture and Related Product Manufacturing337212 | — | ◇ UNVERIFIED |
| ATArro Tool & Die, INC. | Lakewood, NY | Fabricated Metal Product Manufacturing332119 | — | ◇ UNVERIFIED |
Bailey Manufacturing Co., LLC | Forestville, NY | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| BTBarton Tool, INC | Falconer, NY | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| BBBissel Babcock Millwork INC. | Sherman, NY | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| BFBorsari Food CO. | Jamestown, NY | Food Manufacturing311942 | — | ◇ UNVERIFIED |
| CACastelli America, LLC | Ashville, NY | Food Manufacturing311513 | — | ◇ UNVERIFIED |
| CICDF Industrial Packaging Solutions Inc. | Fredonia, NY | Wood Product Manufacturing321920 | — | ◇ UNVERIFIED |
| CPChautauqua Pools and Power Sports LLC | Jamestown, NY | Miscellaneous Manufacturing339920 | — | ◇ UNVERIFIED |