Headquarters Headquarter Company Sulzer Chemtech AG Address P.O. Box 65 CH-8404 Winterthur Switzerland Phone +41 (0)52 262 11 22 Fax +41 (0)52 262 00 60 E-mail chemtech@sulzer.com Website www.sulzerchemtech.com Regional Headquarter Asia, Pacific Company Sulzer Chemtech Pte. Ltd. Address 10 Benoi Sector SG-629845 Singapore City Singapore Phone 6515 5500 Fax 6862 7563 E-mail ctsg@sulzer.com Regional Headquarter North and South America Company Sulzer Chemtech USA, Inc. Address 4019 S. Jackson Avenue US-74107 Tulsa Oklahoma United States Phone +1 918 446-6672 Fax +1 (918) 446-5321