ABB Ltd. Alstom SA
Canadian Solar Inc. China Huadian Corporation
China Yangtze Power Co. Ltd. Duke Energy Corporation
Enel S.p.A. Enercon GmbH
General Electric Company
Hitachi Ltd. NextEra Energy Inc. Ocean Power Technologies Inc. Orsted A/S
Siemens AG
SynTech Bioenergy LLC
Tocardo B.V. Vestas Wind Systems A/S
Yingli Green Energy Holding Company Limited