Background
He was born in Skien as a son of Gudmand Fredrik Myhre (1827–1901) and Betsy Fabricius (1832–1913). She was a daughter of wholesaler A. S. Kiøsterud.
He was born in Skien as a son of Gudmand Fredrik Myhre (1827–1901) and Betsy Fabricius (1832–1913). She was a daughter of wholesaler A. S. Kiøsterud.
He finished his secondary education in 1873, took officer training in 1874 and studied languages abroad from 1875 to 1876.
Their daughter Ellen Myhre married chief physician Georg Henriksen. In the military he reached the rank of major in 1907. He founded Rødskog Bruk in 1886, Rødskog Guldlistefabrik in 1887 and Gøteborg Guldlistefabrik in 1897.
From 1910 the companies were merged to the limited company Rødskog Bruk & Guldlistefabrik, and Myhre served as chief executive.
He died in January 1945.
He was a national board member of the Federation of Norwegian Industries and a central board member of the Norwegian Employers" Confederation. He was deputy mayor of Skoger, and also served as public trustee in Drammen Municipality and member of the Labour Court of Norway from 1915 to 1919. He was a vice consul for Belgium from 1921, and also a board member of Drammens Trævarefabrik and Wriedts Bryggeri and supervisory council member of Forsikringsselskapet Norge.