Alliance Castings Company, LLC
ASK Chemicals
Brakey Energy, Inc.
Casting Solutions, LLC
Consumer Energy Alliance
Covia
Dayton Pattern Inc.
Elyria Foundry
EMSCO, Inc.
Energy Industries of Ohio EIO
Energy Management Solutions, Inc.
EPCOR Foundry
Ervin Industries
Falcon Foundry Company
FerroGlobe
Fisher Cast Steel
Foseco
GM Powertrain
Griffin Wheel Company
HA-International, LLC
Haley & Aldrich
Hill & Griffith Company
Honda of America Mfg.
Humtown Products, Inc.
Imerys
Iron Casting Research Institute
Inductotherm
Keener Sand & Clay Company
Kenton Iron Products
Kurtz Bros., Inc.
Liberty Casting Company LLC
Mad River Strategies
Magnus Products
McWane Ductile
Miami Cast, Inc.
Midvale Industries
Miller and Company LLC
Morris Bean & Co.
Omnisource Corporation
OSCO Industries, Inc.
Palmer Mfg. & Supply, Inc.
ProFound Alloys
Quaker City Castings
Quality Castings Company
REFCOTEC
Reliable Castings Corporation
St. Marys Foundry, Inc.
San Cast, Inc.
TH Manufacturing
TRC Environmental
Tri-Cast Ltd.
Trumbull Foundry and Alloy
