The company T. Bjørnarå AS serves the entire Upper Setesdal region and carries out plumbing work related to newbuilding, renovation projects and repairs; as well as core drilling up to 400 mm.

The company was established in Bykle in July 1978.
The staff consists of four full-time plumbers and one office worker. The office, warehouse and showroom is located at Hovdetun, central Hovden.