ABB LTD.
AURA GMBH & CO. KG
BOSCH INDUSTRIEKESSEL GMBH
BOUSTEAD INTERNATIONAL HEATERS LTD.
CLIMEON AB
COCHRAN LTD.
DURR AKTIENGESELLSCHAFT
ECHOGEN POWER SYSTEMS
LLC
ECONOTHERM LTD.
ENERTIME SA
EXERGY INTERNATIONAL SRL
FORBES MARSHALL
GENERAL ELECTRIC CO. (GE)
IHI Corp.
JOHN WOOD GROUP PLC
MITSUBISHI HEAVY INDUSTRIES
LTD.
ORMAT TECHNOLOGIES Inc.
RENTECH BOILER SYSTEMS Inc.
SIEMENS AKTIENGESELLSCHAFT
THERMAX LTD.