Presidio

Official website : presidio.com
Address : more than 60 offices in the United States

Legal status : Company based in the United States.
Clients : Law enforcement agencies. Since 2010, they market tracking surveillance devices to law enforcement agencies, after acquiring Coleman Technologies, which was the company originally marketing the tracking devices.
Products : Very large range of information technology products and services, including tracking surveillance devices.

An example of a tracking device marketed by Presidio, under the name of Coleman Technologies, can be seen on pages 10-11 of a document dated from 2012 which shows that the device in question was considered as a potential purchase by a local police department in Florida (although the device of a competitor was chosen in the end).