Indorama Ventures Public Company Limited appointed Tom Zaiser CEOof its FiberVisions subsidiary effective April 30, 2014. Zaiser succeeds Gary Spitz who is leaving the company. Zaiser will continue in his current role as president and general manager of the ES FiberVisions joint venture. Zaiser joined FiberVisions in 2005 and was most recently chief marketing officer. He has over 30 years of experience in the chemical industry and previously held senior positions at Hercules Incorporated prior to his move to FiberVisions and ES FiberVisions.