Defender Industries stays afloat selling supplies for power boats and sailboats to the people who love them. The marine outfitter offers inflatable rafts, depth sounders, navigation equipment, safety gear, and more than 50,000 other boating products and accessories through its catalog and Web site. It has more than 2,500 boats and motors in stock. Defender Industries aims to make boating easier and safer, offering books, DVDs, and VHS tapes on boat handling, safety tips, maintenance, and other topics every skipper needs to know. The company, founded in 1938 by CEO Sheldon Lance, is owned and run by the Lance family.