Munich | opera | Metropolitan Opera | Sundance Film Festival | Royal Opera House | Cannes Film Festival | Sydney Opera House | FC Bayern Munich | Vienna State Opera | Toronto International Film Festival | Glastonbury Festival | San Francisco Opera | Edinburgh Festival | Royal Festival Hall | New York City Opera | Venice Film Festival | The Phantom of the Opera (1986 musical) | festival | The Threepenny Opera | Opera | Ludwig Maximilian University of Munich | Tribeca Film Festival | Salzburg Festival | Doctors (soap opera) | Montreux Jazz Festival | Falstaff (opera) | Paris Opera | Royal Swedish Opera | Opera Australia | Edinburgh Festival Fringe |
He produced the Munich Opera Festival through 1934 when he was forced out by Nazi prohibitions.
He has appeared at the Munich Opera Festival, the aforementioned Klavierfestival, the Schubertiade in Schwarzenberg, Austria, and at the Schleswig-Holstein Musik Festival.