Cellists:
- Maurice Gendron (professor Conservatoire National Superieur de Musique de Paris, France)
- Marçal Cervera (professor Hochschule für Musik, Freiburg and Master Class Escola Luthier Barcelona, Spain)
- Radu Aldulescu (Romania - professor Conservatoire National superieur de Musique de Paris and Hochschule für Musik Stuttgart, Germany)
- Wolfgang Böttcher (member of Berlin Philharmonic, Germany)
- Fritz Sommer (professor Mozarteum Salzburg, Austria and Hochschule für Musik Lübeck, Germany)
- Miloš Mlejnik (professor Academy of Music Ljubljana, Slovenia)
- Michael Flaksman (USA - professor Hochschule für Musik Mannheim, Germany)
- Massimo Tannoia (solo cello Orchestra Stabile di Bergamo, Italy)
- Johannes Fink (München, Germany)
- Ina Esther Joost (solo cello Jerusalem Symphony Orchestra, Israel)
- Karmen Pečar (Slovenia)
- Nino Ruževič (Croatia)
- Mathias Hartmann (former member of Oslo Philharmonic, Norway)
- Dimitri Dichtiar (Russia-Germany)
- Ulrich Schwarz (Germany)
- Tibor Molnar (Hungary-Sweden)
- Boris Heller (professor Northern College of Music Manchester, UK)
- Marc Maimone (USA-Netherlands)
- Felix Schmidt (professor Royal College of Music, London)
- Roberto Cima (Teatro Communale di Bologna, Italy)
- Bernardo Brizani (Slovenia)
- Urška Horvat (Slovenia)
Violonists:
- Mads Westergaard (member Camerata Lysy, Academie internationale Yehudi Menuhin)
- Barbara Kummer (professor Musikkonservatorium Frankfurt and member Deutsche Kammerphilharmonie, Bremen, Germany)
- Detlev Hahn (professor Guildhall School of Music, London)
- Jacques Israelievitch (concert master Toronto Symphony, Canada)
- Chiara Banchini (now baroque violin player, artistic director Ensemble 415, France)
- Katy Sebestyen (Hungary- Royal Conservatoire of Music, Brussels, Belgium)
- Ragin Wenk-Wolff (Norway-USA)
- James Barton (professor University of Cardiff, South Wales, UK)
- Sylvie Gazeau (professor Conservatoire National Superieur de Musique, Paris, France)
- Josef Aronoff (UK-professor University Malaysia Sabah Borneo, Malaysia)
- Madeleine Niggli (Switzerland)
- Vasilij Meljnikov (professor Academy of Music, Ljubljana, and concert master Radio Symphony Orchestra of Slovenia)
- Rachel Castro (Spain)
- Volodja Balžalorsky (professor Academy of Music, Ljubljana and director Festival Spektrum)
Viola player:
- Roger Chase (member Nash Ensemble London, UK - USA)
Double bass player:
- Mathias Webber (Münchner Philharmoniker)
Clarinettists:
- Thomas Friedli (solo clarinet Orchestre de chambre Lausanne, Switzerland)
- Ulf Rodenhäuser (Berlin Philharmonic)
- Kaja Smogavec (graduate Academy of music, Slovenia)
Flutists:
- Fedja Rupel (formerly professor Academy of Music Ljubljana)
- Irena Grafenauer (Slovenia)
- Samuel Dähler (Switzerland)
- Marijke Pronk-de Wijn (NL)
- Er'ella Talmi (Israel-Netherlands, now artistic director of Concerts at the Quebec Museum, Canada)
- David Augilar (USA-Switzerland)
- André Bernard (Switzerland)
- Stana Krstajić (Belgrade Yugoslavia)
- Trudi Hunkeler (solo flute Sursee Opera, Switzerland)
- Claudia Elze (München, Germany)
- Irmela Nolte (München, Germany)
Saxophonists:
- Adriaan Valk (professor Konservatorium Zwolle, Netherlands)
- Christian Ancher Grön (Denmark)
Basoonists:
- Gregory Cukrov (USA-France)
Percussionists:
- Amy Lynn Barber (professor DePauw University, USA)
- Karl Peinkofer (Münchner Philharmoniker and professor Hochschule für Musik)
- Walter Haupt (Münchner Philharmoniker)
- Knut Fjellhoy (Oslo Philharmonic)
- Per Erik Thorsen (Oslo Philharmonic)
Chamber groups:
- The Zagreb String Quartet
- McCapra String Quartet (London)
- The Faulkner String Quartet (London)
- Woodwind quintet of the Hannover Symphony Orchestra
Piano duo with:
- Hilda Horak (professor Academy of Music Ljubljana)
- Hakon Austbö (professor University of Stavanger, Norway)
- Hildegard Müller-Besemann (München, Germany)
- Jean Bizet (professor Ecole Normale de Musique, Paris)
- Simon Jansen (NL)
- Wilma van Amerongen (NL)
- Simon Nicholls (professor Royal College of Music London)
- Lionel Friend (pianist/conductor, London)
- Thierry Güdel (Zurich - director European Piano Academy Vancouver, Canada)
- Hinko Haas (professor Academy of Music Ljubljana)
- Igor Seme (teacher in Switzerland)
- Tadej Horvat (Slovenia)
- Stanislav Krotilov (Russia-Slovenia)
Harpsichord duo with:
- Françoise Lengelé (professor Conservatoire national superieur de musique Lyon, France)
Singers:
- Marjana Lipovšek, alto (Slovenia-Austria)
- Pija Brodnik, soprano (professor at the Academy of Music, Ljubljana, Slovenia)
- Ana Juliana Sveinsdottir, mezzo-soprano (Island)
- Sally Munro, mezzo-soprano (London-San Francisco)
- Alena Hrbačkova (Praga-Stuttgart)
- Jasmin Li, mezzo-soprano (Shanghai-Zürich)
- Kaye Krafft, soprano (München-USA)
- Aneke Niessen, alto (NL)
- Willi Schoch, tenor (Switzerland-London)
- Brian Kaye ( of Kings Singers, England)
- Yumi Nara, soprano (Japan-Paris)
- Hannelore Schwendy, mezzo-soprano (München)
- Irena Preda, soprano (Slovenia)
- Irina Haralampieva, soprano (Bulgaria)
- Katja Konvalinka, soprano (Slovenia)
- Peggy Forma, soprano (Austria)
- Barbara Jernejčič, mezzosoprano (Slovenia)
- Matjaž Robavs, tenor (professor at the Academy of Music, Ljubljana, Slovenia)
- Francka Šenk, soprano (Slovenia)
Dimitri Dichtiar (Russia-Germany)