TeleType Co.

TeleType Co., Inc. is a privately held company.specialized in developing software for GPS devices. It was founded in 1981, under the name TeleTypesetting Company and it is based in Boston, Massachusetts. The company's product line includes automotive and commercial GPS navigation systems and other products including GPS receivers and tracking units. It develops and sells the WorldNav software for PC and Windows CE, tools for converting third party maps into WorldNav maps, an SDK and an API that allow the customization of the WorldNav application.