
Challenergy, Inc.Tokyo, Japan

Eco Power Co., Ltd.Tokyo, Japan

Varvel SpAEmilia-Romagna, Italy

Robbins & Myers Energy Systems LP

California Energy & PowerCalifornia, United States

Boomerang Systems, Inc.

Agile Wind Power AGZurich, Switzerland

EcoMotors, Inc.Michigan, United States

Qingdao Sifang Kawasaki Vehicle technology Co., Ltd.

Weifu High-Technology Group Co. Ltd.Jiangsu Sheng, China

Industrial Thermo Polymers Ltd.

Altaeros Energies, Inc.Massachusetts, United States