General Electric
Sensata Technologies Inc.
AEG Power Solutions B.V.
Ador Powertron Ltd
Ingeteam
Comeca Group
Nidec Industrial Solutions
Danfoss Drives
TMEIC
Prodrive Technologies
FRIEM SPA
Statcon Energiaa Pvt. Ltd.
Green Power Co. Ltd.
ABB
American Superconductor
KraftPowercon
Mak Plus Power Systems
MUNK GmbH
Liyuan Rectifier Group
SMA Solar Technology AG