Semafo Inc. Customer Service Phone Numbers Customer service: 514-744-4408 Toll-free: 1-888-744-4408   Semafo Inc. Headquarters Info, Email, Phone number, Website and live chat Information Semafo Inc. is a Canadian-based mining company with gold production and exploration activities in West Africa. The name SEMAFO is an acronym for “Mining Exploration Society in West Africa”. Its headquarters are based in