(This organisation has been listed as out of business) 

GeoTrak, Inc., located in Apex, North Carolina, has been designing and manufacturing custom electronic tracking devices for wildlife researchers throughout the world since 1999. GeoTrak are committed to providing the most optimal performing devices and dedicating the necessary resources into research and development to give the flexibility to manufacture smaller PTT’s and to incorporate the latest technologies. While they manufacture a wide variety of standard devices, they realize the need for customization required by researchers for various applications and therefore take pride in our ability to be innovative and think outside the box.