Symantec world headquarters is located in Cupertino, California. The main manufacturing facility is in Dublin, Ireland. In addition, Symantec has security research and response centers, development facilities, and technical support and customer services centers worldwide.
Symantec World Headquarters
Symantec CorporationWorld Headquarters
20330 Stevens Creek Boulevard
Cupertino, CA 95014-2132
Singapore Site
Symantec Singapore
6 Temasek Boulevard, #11-01 Suntec Tower 4, Singapore 038986