| TTTen Thousand Vines | Hamburg | NY | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| THThermotec - Hamburg | Hamburg | PA | Chemical Manufacturing325510 | 1-19 | ◐ LIKELY ACTIVE |
| TBThree Bear Meadery, LLC | Hamburg | NY | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| TPTimber Producers Selma Sawmill Division, LLC | Hamburg | AR | Wood Product Manufacturing321113 | 20-99 | ◐ LIKELY ACTIVE |
| 1M18 Mile Bakery LLC | Hamburg | NY | Food Manufacturing311811 | — | ◇ UNVERIFIED |
| ATA. Titan Instruments | Hamburg | NY | Miscellaneous Manufacturing339112 | — | ◇ UNVERIFIED |
| BLBaillie Lumber CO. | Hamburg | NY | Wood Product Manufacturing321912 | — | ◇ 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 |
| JGJens Glass Company, INC. | Hamburg | NY | Wood Product Manufacturing321911 | — | ◇ 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 |
| QGQuality Grinding Inc. | Hamburg | NY | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| SYschall & young heating & cooling | Hamburg | NY | Computer and Electronic Product Manufacturing334512 | — | ◇ UNVERIFIED |
| SASchultz Auto and Truck Repair Inc | Hamburg | NY | Transportation Equipment Manufacturing336211 | — | ◇ UNVERIFIED |
| WEWeller Enterprises of Wny, LLC | Hamburg | NY | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
