1) Airline of Switzerland 
Heliswiss AG is a Swiss helicopter company with headquarters on the property of Bern Airport in Belp, Switzerland, near Bern. ==History== Heliswiss - the oldest helicopter company in Switzerland - was founded as „Heliswiss Schweizerische Helikopter AG` with headquarters in Berne-Belp on April 17, 1958. This was the beginning of helicopter flyi.....