ABB LTD.
BHARAT HEAVY ELECTRICALS LIMITED
CELME S.R.L.
Cg Power And Industrial Solutions Ltd.
DAIHEN CORP.
EATON CORPORATION PLC
GENERAL ELECTRIC CO.
HAMMOND POWER SOLUTIONS
HYOSUNG HEAVY INDUSTRIES
HYUNDAI ELECTRIC & ENERGY SYSTEMS CO. LTD.
JIANGSU HUAPENG TRANSFORMER CO. LTD.
MITSUBISHI ELECTRIC CORP.
SCHNEIDER ELECTRIC
SIEMENS AG
Toshiba Energy Systems & Solutions Corporation
WEG