| JMJohn M Hill Mach CO | Hamburg | PA | Fabricated Metal Product Manufacturing332710 | 1-19 | ◇ UNVERIFIED |
| PMProgressive Metal Forming INC | Hamburg | MI | Fabricated Metal Product Manufacturing332119 | 20-99 | ◇ UNVERIFIED |
| WPWindsor Press INC | Hamburg | PA | Printing and Related Support Activities323111 | 1-19 | ◇ UNVERIFIED |
| BCBulk Chemicals INC | Hamburg | PA | Chemical Manufacturing325180 | — | ◇ UNVERIFIED |
| DPDura Plating INC | Hamburg | NY | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| ECEastern Concrete Materials INC Hamburg | Hamburg | NJ | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
 Great Lakes Concrete Products LLC | Hamburg | NY | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| IDIwco Direct/hamburg | Hamburg | PA | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| LALehigh Agricultural and Biological Services INC. | Hamburg | PA | Chemical Manufacturing325320 | — | ◇ UNVERIFIED |
| PEP E Barnes CO INC | Hamburg | AR | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| PSPennsylvania Steel Fndy & Machine CO | Hamburg | PA | Primary Metal Manufacturing331513 | — | ◇ UNVERIFIED |
| PBPrice Battery Lead Smelter | Hamburg | PA | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| RDRapid Die & Molding Company | Hamburg | AR | Computer and Electronic Product Manufacturing334310 | — | ◇ UNVERIFIED |
| SBSotek Belrix | Hamburg | NY | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| VBVoestalpine Bohler Welding Group USA INC | Hamburg | NY | Machinery Manufacturing333992 | — | ◇ UNVERIFIED |
| WWWood Wizzard | Hamburg | NY | Wood Product Manufacturing321999 | — | ◇ UNVERIFIED |
| GPGateway Printing & Grapics INC | Hamburg | NY | Printing and Related Support Activities323119 | 1-19 | ◇ UNVERIFIED |
| JGJens Glass Company, INC. | Hamburg | NY | Wood Product Manufacturing321911 | 1-19 | ◇ UNVERIFIED |
| QGQuality Grinding Inc. | Hamburg | NY | Fabricated Metal Product Manufacturing332710 | 1-19 | ◇ UNVERIFIED |
| 1M18 Mile Bakery LLC | Hamburg | NY | Food Manufacturing311811 | — | ◇ UNVERIFIED |
| ATA. Titan Instruments | Hamburg | NY | Miscellaneous Manufacturing339112 | — | ◇ UNVERIFIED |
 Carbon Activated Corporation | Hamburg | NY | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| FLFirst Line Brewing LLC | Hamburg | NY | Beverage and Tobacco Product Manufacturing312120 | — | ◇ UNVERIFIED |
| FIFleetwood Ind Inc/logistics Dr | Hamburg | PA | Furniture and Related Product Manufacturing337215 | — | ◇ UNVERIFIED |
| KMKore Mart LTD | Hamburg | PA | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| MMMatt's Metal Stitch LLC | Hamburg | NY | Machinery Manufacturing333514 | — | ◇ UNVERIFIED |
| OKOutback Kettle Korn LLC | Hamburg | NY | Food Manufacturing311919 | — | ◇ UNVERIFIED |
| SYschall & young heating & cooling | Hamburg | NY | Computer and Electronic Product Manufacturing334512 | — | ◇ UNVERIFIED |
| WEWeller Enterprises of Wny, LLC | Hamburg | NY | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
