Olaf Fritjof Hjortdahl were trained in the art filigree in 1905 by Clement Berg. Later he worked in both Aksel Holmsen and Ole Olberg.
Furthermore, he worked 1 1/2 years in Berlin as gold works.
He solved citizenship in Oslo in 1914 and established the Bernard Meldahl a workshop for enamel work.
Bernard Meldahl withdrew from the firm in 1931 and Olaf Hjortdahl continued under his own name O.F. Hjortdal.
When Olaf Hjortdahl died in 1954 his son Tore Hjortdahl business.
The workshop was closed down in 1970.