ABB Industrial Systems Inc.
Achenbach America Inc
Air Products and Chemicals, Inc.
Ebner Furnaces Inc.
Electro Power Inc.
FATA Hunter, Division of FATA Group SPA
FATA Hunter, Inc.
Integrated Industrial Systems
Junker Inc.
SECO/Warwick Corp.
Siemens Energy & Automation, Inc.
Stamco-Depiereux GmbH
Stamco (Monarch Mach. Tool Co. Div.)
Surface Combustion
Wellman Furnaces Ltd