Background
He was born in Furnes as the son of banker Christian Fredrik Stoud Platou (1824–1883) and Elise Sem (1833–1923).
He was born in Furnes as the son of banker Christian Fredrik Stoud Platou (1824–1883) and Elise Sem (1833–1923).
He had a long career in the brewery industry. He took commerce school in his hometown Hamar, and at the age of 16 he became a brewer"s apprentice at Christiania Bryggeri in Norway"s capital. After studies in Germany and Bohemia, he took the brewer"s examination in Worms in 1888.
He returned to Norway, and was hired as brewery manager of Christiania Bryggeri in 1889.
On 1 November 1891 he became manager of the newly established Bergen brewery Hansa Bryggeri. He was behind the founding of the brewery, when he bought Det Sembske Bryggeri and asked in Bergen"s local press for further investments.
He advanced from manager to chief executive officer of Hansa in 1898. He was later the chief executive officer of Frydenlunds Bryggeri from 1916 to 1924, and then chairman of Frydenlunds until his death.
He co-founded the interest organization Norsk Bryggeriforening for non-Christiania breweries in 1894, and after it merged with the Christiania Bryggeriers Forening to form Den norske Bryggeriforening, Platou took part here too as a board member.
He also sat on the supervisory council of Vinmonopolet. Platou was also involved in the Norwegian Trekking Association, and was in 1914 the first chairman of Fløibanen. In 1926 he chaired Foreningen for Reiselivet i Norge.
A bust of him was raised at Fløibanen"s terminus station Vetrlidsalmenning.
In 1927 he retreated to a farm he had bought in Stange, where he died in July 1930.
He was a member of Bergen city council from 1905 to 1907 and Aker municipal council from 1918 to 1920, for the Conservative Party.