As a leading manufacturer of security devices, Portman has been dedicated to supplying GPS/GPRS/GSM tracking systems, car alarms, audio systems and home security systems for over two decades.
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510 Turnpike St. Suite 204 North Andover, MA 01845 USA
Established in 1983 in Taiwan, Portman began as a manufacturer of sirens and quickly built a solid reputation based on the advanced design and exceptional reliability of its products. This successful beginning fueled a rapid expansion into the vehicle and home security systems markets.
