This company helps map the way for pilots, mariners, and railway engineers. Jeppesen Sanderson is a leading publisher of navigation charts, reference materials, and other information products for the aviation, marine, and rail transportation industries. It offers printed and electronic navigation data along with computerized tools for planning trips and making other important calculations. Jeppesen also publishes training materials and offers logistics services for the air, marine, and rail industries. Captain E.B. Jeppesen started the business in 1934, producing the first instrument flying charts in the basement of his Salt Lake City home. Boeing, the world's largest aerospace company, owns Jeppesen Sanderson.