Ajax Rolled Ring and Machine
ATI Casting Service
CAB, Inc.
Canton Drop Forge
Castech Metallurgy
Charles E. Larson & Sons, Inc.
Clifford Jacobs
Concast Metals
Ellwood Group, Inc.
Hodge Foundry
JRoe & Associates, Industrial Resources
Kocsis Brothers Machine
Lufkin Industries, Inc.
McInnes Rolled Rings
Metro Machine Works, Inc.
Milko Tool & Die
Oxford Engineered Materials Corp.
Sorel Forge Co.
Stafford Manufacturing Co.
Troy Forge Company
Walker Forge
Willman Industries, Inc.
Junker Machinery