Background
He was born in Nøtterøy as a son of Elias Petterøe (1844–1887) and Amalie Elisabeth Hansen (1849–1933).
He was born in Nøtterøy as a son of Elias Petterøe (1844–1887) and Amalie Elisabeth Hansen (1849–1933).
He moved to Kristiania in 1892, took commercial training and was hired in Tiedemanns Tobakksfabrikk. In 1900 he established his own company, an import and trade company for tobacco, and in 1905 he founded the tobacco factory H. Petterøe Tobakkfabrikk. Within ten years he led the third largest tobacco company in Norway, and one of the few newer tobacco establishments that managed to thrive.
He aligned with the Liberal Party, chairing the party chapter in Kristiania city from 1910 to 1913 and serving as a deputy city councilman from 1911 to 1916.
Petterøe also chaired the municipal provisioning council in Kristiania from 1916 to 1922. He served as chair from 1921 to 1923 and since 1929.
He withdrew from Dagbladet after a row with editor-in-chief Einar Skavlan, who he deemed too critical to the Liberal government. From 1920 to 1923 and in 1931 Petterøe chaired the interest organization Tobakksfabrikantenes landsforening.
He died in September 1939 in Oslo.
After this he was selected by the government as chair of Vinmonopolet, serving from 1922 to 1926, and was a shareowner and board member of the Liberal newspaper Dagbladet from 1912 to 1935. He was also a board member of Centralbanken from 1922 to 1926 and of Kristiania Portuguese Authority.