Violinist Peter Herresthal is a regular guest with orchestras in Norway and abroad. He collaborates with some of the most important composers of our time and has recorded several violin concertos for BIS and Simax labels. He is professor at the Norwegian Academy of Music and visiting Professor at Royal College of Music in London at New York University. He has previously held the position of professor at Edsberg Manor and at the Royal College of Music in Stockholm. Herresthal is artistic director of the Summeracademy Voksenåsen Strings.
Isabelle van Keulen a truly versital musician. Her versatility lies in the fact that she plays the violin as well as the viola with the same energy, performing chamber music in any thinkable combination and directing chamber orchestra performances. She has over the course of her career engaged in works written by contemporary composers, and has had many concertos written especially for her. She is professor at the Luzern University of Arts and visiting professor at the Norwegian Academy of Music.
Magnus Ericsson was 1st concert master of the Oslo Philharmonic Orchestra from 1984 – 1999 and of the Royal Philharmonic Orchestra, Stockholm, 1999 – 2010. During 1992-2001 he was professor at the Norwegian Academy of Music and 2000-2005 professor at Edsberg Manor and at the Royal College of Music, Stockholm. Since 2005 he is professor at Ingesund Academy of Music/Karlstad University
Stephanie Baer is Director of String Studies, Viola and chamber music professor at New York University. She has toured extensively around the world and currently plays together with the piano quartet Metamorphosis. She has toured around the US with the Arioso Ensemble and has been first viola at the Carmel Bach Festival.
Ellen Nisbeth, viola, is the recipient of both the Swedish and the Nordic Soloist Prize, and a member of the Rising Star programme of the European Concert Hall Organisation (ECHO), performing at prestigious venues such as Barbican Centre in London and Vienna’s Musikverein. Ellen Nisbeth has performed with leading orchestras in Scandinavia, and in 2017 she released a highly praised recital disc on BIS records: Let Beauty Awake. Ellen Nisbeth is a frequent guest at prestigious festivals including the Bergen International Festival, Risør Chamber Music Festival, Mora Vinterfest, Festspiele Mecklenburg Vorpommern and Verbier. Ellen regularly gives masterclasses and, since 2015, has been associate professor at the Music Department of Stavanger University. Ellen Nisbeth also teaches at Edsberg Manor.
Lars Anders Tomter is recognized as one of the world’s leading viola players and has toured with major ensembles and orchestras. He has made several recordings and is currently professor at the Norwegian Academy of Music