AMB Cyclip system: Automatic timing and scoring systems for bicycle racing.
Avocet: Manufacturers of cycling computers, saddles, heart rate monitors, tires and altimiters.
Bikini: A bicycle computer for your Palm PDA.
CatEye: Cycle computers and bicycle lighting systems.
CicloSport: Makes cyclometers, heart rate monitor, altimeters, and speedometers. USA.
Polar: Makers of heart rate monitors
VDO computers: Manufacturer of computer with pulse meter and altimeter. Germany.
Vetta: Maker of bike computers.