Parasport Italia
Manufacturers of Skytronic audible altimeters, Altiron and Skymeter altimeters, Z1 helmets, gloves, goggles, jumpsuits, and other skydiving accessories. Catalog, product information, prices. [Background music]
http://www.parasportitalia.com/

Alti-2
Manufactures the Altimaster range of altimeters.
http://www.alti-2.com/

Marine Electronics Ltd.
Manufacturers of altimeters and sonars. Based in Guernsey.
http://www.marine-electronics.co.uk/

CicloSport
Makes cyclometers, heart rate monitor, altimeters, and speedometers. USA.
http://www.ciclosportusa.com

FreeFlight Systems
Aviation GPS WAAS radar altimeters and SELCAL avionics are manufactured by FreeFlight Systems.
http://www.freeflightsystems.com/

LaserCraft, Inc.
Designer and Manufacturer of laser rangefinders,altimeters,3 km rangefinders and digital red light and speed enforcement systems.
http://lasercraftinc.com/