List of opera companies in Europewikipedia
This inclusive list of opera companies in Europe contains European opera companies with entries in Wikipedia plus other companies based there.
Den Jyske Opera

Frans Andersson

He returned to Den Jyske Opera in Aarhus, Jutland, where he had sung Mozart's Don Giovanni and other major roles in 1951.

Opera

operaopera singeroperas
This inclusive list of opera companies in Europe contains European opera companies with entries in Wikipedia plus other companies based there.

Yerevan Opera Theatre

Armenian National Opera TheaterNational Theater of Opera and Ballet of ArmeniaOpera House

Graz Opera

OpernhausGraz Philharmonic Orchestra & Opera ChorusOpera House