He was the son of Hjalmar Torp (1856-1922) and his wife Marie Fredrikke Severine Vaumund (1859-1946).
[3][4] He attended Statens håndverks- og kunstindustriskole (now Oslo National Academy of the Arts) and Christiania tekniske skole (now Oslo University College).
He graduated from the Arkitektutdannelse Kunsta (now Royal Danish Academy of Fine Arts) in Copenhagen during 1923.
The firm principally designed high quality public and commercial buildings.
In 1976, the firm was awarded the Sundts premie for the design of the offices of Fellesbanken at Karl Johans gate 27 in Oslo.