On March 28, 2012, the board of directors of Hoku Corporation appointed Keith Asato, currently corporate controller of the company, to serve in the capacity of the company's principal accounting officer, effective as of April 1, 2012. The company also appointed Dayi (Sean) Liu, currently vice president of finance of the company to serve in the capacity of the company's principal financial officer, effective as of April 1, 2012. Keith Asato has served as corporate controller of the company since August 2010. From October 2006 to August 2010, Mr. Asato was an assurance manager with Accuity LLP. Dayi (Sean) Liu has served as vice president of finance of the company since April 2011, and is responsible for managing the subsidiary's finances. From June 2010 to April 2011, Mr. Liu was an accounting manager at Tianwei New Energy Holdings Co. Ltd.