About Hoku

Originally founded as Hoku Scientific, Inc. in 2001, Hoku Corporation has grown into a world-class clean energy company with a unique presence in the global solar industry.

In Idaho, Hoku Materials produces high quality solar grade polysilicon for manufacturers of photovoltaic products. Polysilicon is the primary raw material used in the processes that create photovoltaic cells, modules, and systems to harness energy from the sun.

Based in Hawaii, Hoku Solar delivers investment-grade solar power for commercial, institutional and utility clients. We offer turnkey engineering, procurement and construction services, project development services, and asset management for solar energy facilities..

Tianwei Solar USA, Inc. (“TWUSA”) is a wholly-owned subsidiary of Hoku Corporation acting as the primary distributor of Tianwei New Energy’s PV modules to the North American market.

Hoku established offices in Southern California for this new Tianwei module distribution subsidiary in the second quarter of fiscal year 2012.

The sales division has focused efforts on developing key sales channels within the commercial and residential segments of the distributed generation solar market.

Hoku Corporation is a majority-owned subsidiary of TIANWEI New Energy Holdings Co., Ltd. (TWNE). Tianwei is an affiliate of China South Industries Group Corporation (CSGC), a Global 500 company.