Headquartered in Englewood, Colorado, The Sports Authority, Inc. runs over 450 stores in 45 U.S. states. Their website, SportsAuthority.com, is operated by GSI Commerce under eCommerce and license agreements. Almost a hundred years old, Sports Authority has become an industry leader in providing a huge selection of quality brand name sporting goods. Their website’s main categories include: footwear, apparel, action sports, golf, games, outdoors, fitness, team sports, and fan shop. Odds are if you’re looking for anything related to sports, they’ll have it either in your local store or on their website. You really can’t go wrong with them.