Bridgwater Electronics
- Offering vehicle security systems, based in the UK.
- http://www.bridgwater-electronics.co.uk/

Joy Life Electronic Co., Ltd.
- Manufacturer of car alarm systems.
- http://www.joylife.com.tw/

Hofco Alarms
- Supplies anti-carjack and automotive alarm systems. Culver City, California.
- http://www.hofcoalarms.com/

GNU Industries, Inc.
- Supplies car alarms, remote engine starters, keyless entry systems and power door lock kits.
- http://www.commandoalarms.com/

Compustar
- Car alarm, remote starter and pager built into one unit.
- http://www.compustar.org/

Black Widow Vehicle Security Systems
- Manufacturer of car and truck alarm systems, keyless entry, and security accessories. Includes a listing of dealers .
- http://www.blackwidowsecurity.com/

Palma Auto Boot
- Features immobilizers for the security of cars, trailers, and other vehicles.
- http://www.palmaautoboot.com/