• Eramet Marietta, Inc. is a metallurgical manufacturing facility located in Marietta, Ohio.  A subsidiary of Eramet Group, a metals and mining company based in Paris, France, Eramet Marietta, Inc. has roots in the Mid-Ohio Valley dating back to the early 1950’s.
  • Located on a site that was originally built as part of a vast industrial facility owned by Union Carbide, Eramet Marietta is only one of a very few manganese manufacturers currently operating in the United States.  The company prides itself on producing high quality products, advancing operational and environmental technologies and always working safely first.