Costco Wholesale is the 2nd largest global retailer with warehouse club operations already operating 815 warehouses worldwide We are the recognised leader in our field, dedicated to quality in every area of our business and respected for our outstanding business ethics and operates an international chain of more than 815 membership warehouses in Australia, United States, Canada, Mexico, Japan, Korea, Taiwan, the United Kingdom, Spin, Iceland and France Costco is the 2nd largest retailer in the United States and 2nd largest retailer in the world and caters to both businesses and individual members