Primary Metal Manufacturing in Ohio
NAICS 331 · OH
The register lists 697 facilities in Ohio. According to the Bureau of Labor Statistics, there were 456 establishments in the Primary Metal Manufacturing industry in Ohio in 2025. CLEVELAND-CLIFFS STEEL CORP, located in Middletown, employed 2,296 people in 2025.
SUMMARIZED FROM THE FEDERAL FIGURES ON THIS PAGE
Map, cities and product lines
Plants in Ohio27 FACILITIES
Listing 27 of 30: the facilities with a website, a size band or two sources on record. The rest are in site search.
| Facility | City | Employees | Status |
|---|---|---|---|
| Consolidated Metal Products (1431072125) | Cincinnati | 100–499 | ACTIVE |
| Kyocera Senco Industrial Tools, INC | Cincinnati | 100–499 | ACTIVE |
| Sawbrook Steel Casting LLC | Cincinnati | — | ACTIVE |
| Global Drilling Suppliers, INC. | Cincinnati | — | ACTIVE |
| Powder Alloy CORP | Loveland | — | LIKELY ACTIVE |
| Reliable Casting Corporation | Cincinnati | 20–99 | LIKELY ACTIVE |
| Harrison Ironworks | Harrison | — | LIKELY ACTIVE |
| Modern Sheet Metal Works, INC. | Miamitown | 20–99 | LIKELY ACTIVE |
| The Chris Erhart Foundry and Machine Co. | Cincinnati | 1–19 | LIKELY ACTIVE |
| Seilkop Industries, INC. | Cincinnati | 20–99 | LIKELY ACTIVE |
| G a Avril CO - White Metal Prods Div | Cincinnati | 1–19 | LIKELY ACTIVE |
| Wm. Powell Valve CO. | Cincinnati | 20–99 | UNVERIFIED |
| Byer Steel | Cincinnati | 20–99 | LIKELY ACTIVE |
| Epcor Foundries | Cincinnati | — | LIKELY ACTIVE |
| Cast-fab Technologies, INC. | Cincinnati | — | UNVERIFIED |
| Pride Cast Metals | Cincinnati | — | UNVERIFIED |
| Scott Engineering and Procurement, INC. (1431004456) | Loveland | — | UNVERIFIED |
| Senco Products INC | Anderson | — | UNVERIFIED |
| The G a Avril Company Brass & Bronze Division | Cincinnati | — | UNVERIFIED |
| Willard Industries INC | Cincinnati | — | UNVERIFIED |
| Aluminum Extruded Shapes | Cincinnati | 20–99 | LIKELY ACTIVE |
| ARI Phoenix Inc | Sharonville | 20–99 | LIKELY ACTIVE |
| Epcor Foundry | Cincinnati | 20–99 | LIKELY ACTIVE |
| terrasmart - Cincinnati | Cincinnati | 100–499 | LIKELY ACTIVE |
| Harvey Brothers, INC. | Cincinnati | 1–19 | UNVERIFIED |
| Model Pattern & Foundry CO | Cincinnati | 1–19 | UNVERIFIED |
| Paul Wilke & Son, INC. | Cincinnati | 1–19 | UNVERIFIED |
All primary metal manufacturing nationwide · All manufacturing in Ohio