US Factory Map

Primary metals manufacturers in Missouri

Missouri has 76 primary metals establishments employing 7,562 people (Census, 2023), and EPA's ECHO database lists 142 active primary metals facilities in the state. By employment it is Missouri's number 12 manufacturing industry, and Missouri ranks number 14 among states for it.

NAICS subsector
331
Primary Metal Manufacturing
Establishments
76
Census 2023
Employees
7,562
Census 2023
In EPA records
142
With a page here
3
Revised
November 11, 2026

Primary metals factories with a page

FacilityWhat it makes (NAICS)City
Herculaneum - Lead Smelter Site331419Herculaneum
Magnitude 7 Metals LLCAlumina Refining and Primary Aluminum ProductionMarston
The DOE Run Company Buick Resource Recycling FacilitySecondary Smelting, Refining, and Alloying of Nonferrous Metal (except Copper and Aluminum)Boss

These are the Missouri primary metals facilities that report to EPA's Toxics Release Inventory. The other 139 in EPA records don't have a page yet.

What these factories make

  • Nonferrous Metal (except Aluminum) Smelting and Refining (NAICS 331410): 1 facility
  • Copper Rolling, Drawing, Extruding, and Alloying (NAICS 331420): 1 facility
  • Alumina Refining and Primary Aluminum Production (NAICS 331313): 1 facility
  • Secondary Smelting and Alloying of Aluminum (NAICS 331314): 1 facility
  • Other Aluminum Rolling, Drawing, and Extruding (NAICS 331318): 1 facility
  • Secondary Smelting, Refining, and Alloying of Nonferrous Metal (except Copper and Aluminum) (NAICS 331492): 1 facility
  • Iron and Steel Pipe and Tube Manufacturing from Purchased Steel (NAICS 331210): 1 facility

Where they cluster

Cities with the most active primary metals facilities in EPA records: Saint Louis (12), Kansas City (10), St Louis (7), Sedalia (5), Independence (4).

Primary metals manufacturing across the US. Everything made in Missouri.