Silver Wheaton Customer Service Phone Numbers Customer service: +1 604-684-9648 Toll Free: 1-800-380-8687   Silver Wheaton Headquarters Info, Email, Phone number, Website and live chat Information Founded: 2004 Headquarters: Vancouver, Canada Key people: Peter D. Barnes (CEO) Silver Wheaton Corp. is a no longer pure play silver mining company but still the largest in the business of silver streaming. It produces