Andenæs has been Managing Director of Sparebanken Sogn og Fjordane from 2001 until 2016. He has previous experience from several management positions within Sparebanken1 Nord Norge and Danske Bank. He has been chairman of the Savings Bank Association and member of the Board of Finance Norway. For the last four years he holds several board positions in regional and national companies.
Andenæs holds a Master of Management from BI Norwegian Business School.