Community
Metallurgical High Vacuum Corporation
Morgan Ohare Incorporated
Mowry Enterprises Incorporated
MPT America Corporation
Modern Industries Incorporated – Kersey Plant
Modern Metal Processing Incorporated
Modern Steel Treating – A HI TecMetal Group Company
Mokon
Missouri Heat Treat – A Division of Unitherm Furnace LLC
Modern Heat Treat Incorporated
Modern Industries Incorporated
Mid South Metallurgical
Mid-Mountain Materials Incorporated
Midwest Thermal-Vac Incorporated
Minteq International Pyrogenics Group
Metals Technology Corporation
Metlab
Michaels Machine Company
Mid South Machine & Supply
Metals Engineering – DePere
Metals Engineering – Green Bay
Metallurgical Solutions Incorporated
Metallurgical Technologies Incorporated
Metallurgic High Vacuum Corporation
Metallurgical Processing Incorporated
Metal Treaters Incorporated
Metal Treating & Research
Metal Works Corporation
McDanel Advanced Ceramic Technologies
MedTek Incorporated
Menges Roller Company Heat Transfer Roller Division
Marshall Electronics
May Technology & Mfg Incorporated
McAlpin Industries
Magnum Induction
Magnum Metal Treating Incorporated































