CanWel Building Materials Group Customer Service Phone Numbers Customer service: 604-432-1400   CanWel Building Materials Group Headquarters Info, Email, Phone number, Website and live chat Information Canada CanWel Building Materials Group Headquarters STN Royal Centre Suite 1100 1055 West Georgia Street PO Box 11135 Vancouver, BC V6E 3P3 Canada CanWel Building Materials Group Ltd., through its subsidiaries, distributes building materials