Polar

Polar Electro Oy (globally known as Polar) is a manufacturer of sports training computers, particularly known for developing the world's first wireless heart rate monitor.

The company is based in Kempele, Finland and was founded in 1977. Polar has approximately 1,200 employees worldwide, it has 26 subsidiaries that supply over 35,000 retail outlets in more than 80 countries. Polar manufactures a range of heart rate monitoring devices and accessories for athletic training and fitness and also to measure heart rate variability.