Blackstone Advanced Technologies LLC | Jamestown | NY | Fabricated Metal Product Manufacturing332322 | 100-499 | ● ACTIVE |
| DMDawson Metal Company INC | Jamestown | NY | Fabricated Metal Product Manufacturing332321 | 20-99 | ● ACTIVE |
Hope's Windows, INC | Jamestown | NY | Fabricated Metal Product Manufacturing332321 | 100-499 | ● ACTIVE |
| IOInternational Ordnance Technologies, INC. | Jamestown | NY | Fabricated Metal Product Manufacturing332119 | 20-99 | ● ACTIVE |
Jamestown Electro Plating Works, INC | Jamestown | NY | Fabricated Metal Product Manufacturing332813 | 20-99 | ● ACTIVE |
| TBTrinity Biotech | Jamestown | NY | Chemical Manufacturing325413 | 20-99 | ● ACTIVE |
Industrial Metal Finishing INC | Jamestown | NY | Fabricated Metal Product Manufacturing332813 | — | ● ACTIVE |
Rollform of Jamestown, INC. | Jamestown | NY | Fabricated Metal Product Manufacturing332114 | 20-99 | ● ACTIVE |
Artone LLC | Jamestown | NY | Furniture and Related Product Manufacturing337126 | — | ● ACTIVE |
Cleaning Technologies Group, LLC | Jamestown | NY | Electrical Equipment, Appliance & Component Manufacturing335999 | — | ● ACTIVE |
Eaglesome Graphics INC | Jamestown | NY | Printing and Related Support Activities323111 | — | ● ACTIVE |
Erie Ultrasonic Technologies LLC | Jamestown | NY | Electrical Equipment, Appliance & Component Manufacturing335999 | — | ● ACTIVE |
Juniper Ring Acquisitions, LLC | Jamestown | NY | Fabricated Metal Product Manufacturing332710 | — | ● ACTIVE |
| APAnderson Precision | Jamestown | NY | Fabricated Metal Product Manufacturing332721 | 20-99 | ◐ LIKELY ACTIVE |
| WKWeber Knapp Corporation | Jamestown | NY | Fabricated Metal Product Manufacturing332119 | 100-499 | ◐ LIKELY ACTIVE |
| BIBush Industries INC | Jamestown | NY | Wood Product Manufacturing321211 | 100-499 | ◐ LIKELY ACTIVE |
| CCColecraft Commercial Furnishings | Jamestown | NY | Furniture and Related Product Manufacturing337122 | 20-99 | ◐ LIKELY ACTIVE |
| BBBlackstone Business Enterprises INC | Jamestown | NY | Fabricated Metal Product Manufacturing332322 | — | ◐ LIKELY ACTIVE |
| CBClassic Brass INC | Jamestown | NY | Fabricated Metal Product Manufacturing332510 | — | ◇ UNVERIFIED |
| SJSuit-kote Jamestown | Jamestown | NY | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| SESupport Enterprises, INC | Jamestown | NY | Textile Product Mills314910 | 20-99 | ▲ REPORTED CLOSED |
| ALArtone LLC | Jamestown | NY | Furniture and Related Product Manufacturing337110 | 20-99 | ◐ LIKELY ACTIVE |
| JAJamestown Advanced Products, CORP. | Jamestown | NY | Fabricated Metal Product Manufacturing332439 | 100-499 | ◐ LIKELY ACTIVE |
| VIValeo INC Engine Cooling Truck Division | Jamestown | NY | Transportation Equipment Manufacturing336390 | — | ◐ LIKELY ACTIVE |
| ACAcu-rite Cos INC | Jamestown | NY | Machinery Manufacturing333515 | — | ◇ UNVERIFIED |
| ALArtone LLC | Jamestown | NY | Furniture and Related Product Manufacturing337110 | — | ◇ UNVERIFIED |
| CHChautauqua Hardware CORP | Jamestown | NY | Fabricated Metal Product Manufacturing332510 | — | ◇ UNVERIFIED |
| CHChautauqua Hardware CORP | Jamestown | NY | Primary Metal Manufacturing331528 | — | ◇ UNVERIFIED |
| CPCustom Production Manufacturing INC | Jamestown | NY | Furniture and Related Product Manufacturing337214 | — | ◇ UNVERIFIED |
| DCDiversified Components INC | Jamestown | NY | Fabricated Metal Product Manufacturing332721 | — | ◇ UNVERIFIED |
| IMIndustrial Metal Finishing INC | Jamestown | NY | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| JMJamestown Macadam, INC. | Jamestown | NY | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| JMJamestown Metal Products LLC | Jamestown | NY | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| MBMrc Bearings Jamestown Plant | Jamestown | NY | Fabricated Metal Product Manufacturing332991 | — | ◇ UNVERIFIED |
| PFPremier Finishing INC | Jamestown | NY | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| AAmalena | Jamestown | NY | Beverage and Tobacco Product Manufacturing312140 | — | ◐ LIKELY ACTIVE |
| BWBen Weitsman of Jamestown | Jamestown | NY | Primary Metal Manufacturing331491 | 1-19 | ◐ LIKELY ACTIVE |
| CCChautauqua County Chapter of Nysarc, INC | Jamestown | NY | Textile Product Mills314910 | — | ◐ LIKELY ACTIVE |
| CLChautauqua Lake Winery | Jamestown | NY | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| CBClassic Brass Inc - Main | Jamestown | NY | Fabricated Metal Product Manufacturing332510 | 20-99 | ◐ 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 |
| JMJamestown Macadam, Inc.- Blacktop | Jamestown | NY | Petroleum and Coal Products Manufacturing324121 | 20-99 | ◐ LIKELY ACTIVE |
| MEMasterGrind EDM II | Jamestown | NY | Fabricated Metal Product Manufacturing332721 | 20-99 | ◐ LIKELY ACTIVE |
| NFNew Flyer America | Jamestown | NY | Fabricated Metal Product Manufacturing332710 | 100-499 | ◐ LIKELY ACTIVE |
| RWRegal Warehousing Services, Inc. DBA Jackson Ave Warehouse | Jamestown | NY | Fabricated Metal Product Manufacturing332311 | 20-99 | ◐ LIKELY ACTIVE |
| TETitanX Engine Cooling, Inc. | Jamestown | NY | Transportation Equipment Manufacturing336390 | 100-499 | ◐ LIKELY ACTIVE |
| 1W137 Water Street Brewing LLC | Jamestown | NY | Beverage and Tobacco Product Manufacturing312120 | — | ◇ UNVERIFIED |
| ACAcu-rite Cos INC | Jamestown | NY | Computer and Electronic Product Manufacturing334513 | — | ◇ UNVERIFIED |
| AMAll Metal Specialties INC | Jamestown | NY | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |