National Sporting Goods Association
   Supports retailers, dealers, wholesalers, manufacturers, and sales agents in the sporting goods industry. Features newsletters, buying guide, membership information, and events.
   http://www.nsga.org/

Sporting Goods Manufacturers Association
   Trade organization representing the manufacturers of sporting goods equipment and athletic apparel and footwear.
   http://www.sgma.com/

Sporting Goods Shippers Association
   Non-profit organization that provides dedicated services for exercise equipment and sporting goods importers and exporters. USA.
   http://www.sgsa.net