| SFSteuben Foods, INC. | Elma | NY | Food Manufacturing311511 | 500+ | ● ACTIVE |
| ASAscensus Specialty Chemicals | Elma | WA | Chemical Manufacturing325180 | — | ◐ LIKELY ACTIVE |
| SIServotronics INC | Elma | NY | Fabricated Metal Product Manufacturing332911 | 100-499 | ◐ LIKELY ACTIVE |
| GWGirard Wood Products Elma | Elma | WA | Wood Product Manufacturing321920 | 20-99 | ◐ LIKELY ACTIVE |
| MVMurphy Veneer Elma Division | Elma | WA | Wood Product Manufacturing321211 | — | ◐ LIKELY ACTIVE |
| SPSeneca Platers Incorporated | Elma | NY | Fabricated Metal Product Manufacturing332813 | — | ◐ LIKELY ACTIVE |
| CAContinental Automotive Systems | Elma | NY | Fabricated Metal Product Manufacturing332912 | — | ◇ UNVERIFIED |
| CRCroell Redi-mix Inc-elma | Elma | IA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| EElma | Elma | WA | Wood Product Manufacturing321212 | 20-99 | ◐ LIKELY ACTIVE |
| MMMoog Military Aircraft LLC | Elma | NY | Transportation Equipment Manufacturing336413 | — | ◐ LIKELY ACTIVE |
| SMStony Mfg., INC. | Elma | NY | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
| TMT&c Machining LLC | Elma | WA | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
| ASAscensus Specialties LLC | Elma | WA | Chemical Manufacturing325180 | — | ◇ UNVERIFIED |
| ASAwash Systems USA Corporation | Elma | NY | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| CHCovenant Harbor Lights Holdings, LLC | Elma | NY | Transportation Equipment Manufacturing336340 | — | ◇ UNVERIFIED |
| FCFrederick Coon INC. | Elma | NY | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| GWGeneral Welding and Fabricating, INC. | Elma | NY | Fabricated Metal Product Manufacturing332510 | — | ◇ UNVERIFIED |
| MJM & J Trailers Unltd INC - Former Site of | Elma | IA | Transportation Equipment Manufacturing336214 | — | ◇ UNVERIFIED |
| MIMoog INC - Control Group | Elma | NY | Fabricated Metal Product Manufacturing332919 | — | ◇ UNVERIFIED |
| RWReusch Woodworking and Restoration | Elma | NY | Furniture and Related Product Manufacturing337110 | — | ◇ UNVERIFIED |
| TWThe Warm Company | Elma | WA | Textile Mills313312 | — | ◇ UNVERIFIED |
| WHWa317938990 - Harbor Pacific Bottling INC | Elma | WA | Beverage and Tobacco Product Manufacturing312111 | — | ◇ UNVERIFIED |
| WLWa317948684 - Livingston Boats INC | Elma | WA | Transportation Equipment Manufacturing336612 | — | ◇ UNVERIFIED |
| WPWa317949581 - Peninsula Shavings LLC | Elma | WA | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
