Air Products and Chemicals, Inc.
AJAX Magnethermic Corporation
American Combustion Inc.
Canefco Limited
Castal Ltd.
Certified Industrial Technologies, Inc.
Consolidated Engineering Co., Inc.
Continuus S.p.A
Davy International
FATA Engineering
FATA Hunter, Inc
Gautschi Electro-Fours LTD
Gillespie & Powers, Inc.
Junker, Inc.
LOI Inc.
MDS Mannesmann Demag Sack GmbH
Mechatherm International Ltd.
Seco Warwick Corporation
Siemens Energy & Automation, Inc.
Thermcon Ovens B.V.
Thorpe Technologies Inc.
Wellman Furnaces Ltd.