 By the 1890s, his company had developed into a contractor and he was the main contractor for two private narrow gauge railways, the Nesttun–Os Railway and the Lillesand–Flaksvand Line.In 1899, he started as a waterfall speculator and bought the waterfalls from Storefjorden to Krokstadvatnet, the Osen River and the waterfalls in Gjengedalen.These were later sold to Sogn og Fjordane County Municipality, who subsequently created Sogn og Fjordane Energi.