Draftsman, Naramore, Bain, Brady and Johanson (NBBJ), Architects, Seattle, WA, 1945-1946; Partner, [Bjarne Carl] Olsen and Olson, Architects, Seattle, WA, 1947-1951; Bjarne Olsen also had attended the University of Washington graduating two years before Olson, and he had worked also for NBBJ in 1945. Principal, Oliver W. Olson, Architect, Seattle, WA, 1952-1993. Olson, a Scandinavian serving a heavily Scandinavian population in the Ballard neighborhood of Seattle, operated a storefront practice on Market Street. A City of Seattle Department of Neighborhoods Historical Site Survey noted of Olson: "Later in life, Olson established 'Ollie's Little Doll House Factory,' in his office. He and a group of friends worked on well-crafted doll houses. In 1993, an arson fire burnt the “factory” along with twelve doll houses."

Olson became a Registered Architect in the State of WA in 1949.

B.Arch., University of Washington, Seattle, WA, 1939.

Olson last resided in the 98117 zip code of Seattle, WA, which included the northern parts of the Ballard neighborhood and died at the age of 79.

SSN: 534-09-2859;