Antti Klaus Valter Sairanen, born 1955 in Finland. Finnish citizenship, living in Denmark since 1983.
Studies in classical guitar, a soloist examination in Finland, under Stepan Rak and post graduate studies in Prag Conservatory under Prof. Jiri Jirmal. Some study in musicology and music history. Special higher technique studies by Sergio Abreu, Brazil - the elder brother in one of the finest classical guitar duos of all times, Sergio and Eduardo Abreu, or Duo Abreu.