Olav Fritjof Hjortdahl var utlært i filigransfaget i 1905 hos Clemet Berg. Senere arbeidet han både hos Aksel Holmsen og Ole Olberg.
Videre arbeidet han 1 1/2 år i Berlin som gullarbeider.
Han løste borgerskap i Oslo i 1914 og etablerte sammen med Bernhard Meldahl et verksted for emaljearbeider.
Bernhard Meldahl trakk seg ut av firmaet i 1931 og Olav Hjortdahl fortsatte under eget navn O.F.Hjortdal.
Da Olav Hjortdahl døde i 1954 overtok sønnen Tore Hjortdahl virksomheten.
Verkstedet ble lagt ned i 1970.
In 1905 Olav Fritjof Hjortdahl was trained filigree work by Clemet Berg.
In the following years he worked for both Aksel Holmsen and Ole Olberg.
In adition to this, he worked for one and a half years as a goldsmith in Berlin.
Hjortdahl was officially licensed in Oslo in 1914 and which time he and Bernard Meldahl started up their own enamelling workshop.
Bernard Meldahl withdrew from this business in 1931 and Olav Hjortdahl continued on in the business under his own name.
When Olaf Hjortdahl died in 1954 his son Tore Hjortdahl took over the business.
The workshop was closed down in 1970.
