Telemark Offers Exceptional Quality, Value, and Service. Telemark is a privately-owned Corporation, which entered the evaporation components business in March, 1990. The product range has since expanded to include water vapor cryochillers, quartz crystal deposition controllers, optical instrumentation, and magnetic fluid feedthroughs. More recently, Telemark has introduced innovative Ion Beam Sources. Products are manufactured in Battle Ground, Washington, USA. Sales and Service Support is provided by Telemark employees in the USA, Taiwan, Korea and China, and by a network of agents and representatives in other countries.