They were known for planning residential areas such as Lambertseter and Tveita, as well as sports venues such as Bislett stadion, Holmenkollbakken, Frognerbadet and Jordal Amfi.
Order of St. Olav | Olav V of Norway | Stein Olav Hestad | Olav Engelbrektsson | St. Olav | Olav Jørgen Hegge | Olav H. Hauge | Olav Fjell | Olav Duun | Olav Dale | Olav Akselsen | Nils-Olav Johansen | Johann Olav Koss | HNoMS Olav Tryggvason | St. Olav's Cathedral in Oslo | Prince Olav Harbour | Olav Stedje | Olav Skjevesland | Olav Hammer | Olav Gjærevoll | Olav Fykse Tveit | Olav Djupvik | Olav Bjortomt | Martin Olav Sabo Bridge | HNoMS ''Olav Tryggvason'' | Hans Olav Østgaard | Hans Olav Lahlum |