Community
Park Thermal International (1996) Corporation
P & L Heat Treating & Grinding Incorporated
P-Ker Engineering
Pacific Metallurgical Inc.
Omega Engineering Incorporated
Oxy-Gon Industries Inc
Olstrad Engineering Corporation
Omaha Steel Castings Company
OCMET Incorporated
Oerlikon Leybold Vacuum USA
Noble Industrial Furnace Company Incorporated
Nitro-Vac Heat Treat Incorporated
Nitrex Incorporated Indiana Operations
Nitrex Incorporated Michigan Operations
Nitrex Incorporated Nevada Operations
Newage Testing Instruments Incorporated
National Metal Processing Incorporated
National Plastic Heater Sensor and Control Incorporated
Nabertherm Incorporated
Nanmac Corporation
Morgan Ohare Incorporated
Mowry Enterprises Incorporated
MPT America Corporation
Modern Industries Incorporated – Kersey Plant































