Norsk Hydro
Scott-Hansen was an executive in Norsk Hydro from its start in 1905 until 1920. Here he re-joined Sam Eyde, who served as director-general, the highest executive in Norsk Hydro. After leaving the company, Scott-Hansen was the chief executive of Store Norsk-Franske Kolonikompani for one year, then chief engineer in Statens Havnevesen from 1922 and director from 1925.