Public Geodata

Maps in the 21st century

Navigation Systems


Founded in 1989 by Gary Burrell and Min Kao (hence the name) Garmin is a company that produces consumer, aviation and marine technologies using GPS, or sat nav to you and me. The Garmin Nuvi 250 is the model I am currently using as my in-car sat nav. It is a relatively cheap device at [...]


TomTom are a Dutch manufacturer of automotive navigation systems, or sat navs to be used in the car. The company was founded in 1991 and sold business applications such as meter readers and barcode readers up until 1996 when the company started delving into PDA and mapping software. The first actual sat nav was released [...]


Navigon is a Germany based producer of GPS devices, starting out in 1991. With offices in Asia, Europe, and North America, the company employs more than 400 people. Navigon introduced several firsts into the world of navigation. In 2000, for example, Navigon launched the first navigation software to be used on the pocket PC. In [...]



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