Ole-Kristian Andersen was born 1966 in Oslo, Norway. His first musical experience was playing the euphonium in his school band at the age of 8. After a while he started playing the trombone, which took him to Music College and later to the Norwegian State Academy of Music, Oslo. After 4 years of modern trombone studies under Prof. Ingemar Roos and the obtaining of a lower diploma, he worked for a year in the Trondheim Symphony Orchestra before beginning postgraduate studies in baroque trombone at the Royal Conservatory, The Hague under Charles Toet. In 1993 Ole-Kristian joined Concerto Palatino, and has toured Europe and USA with this ensemble.Since 1999 he has been working as co-principal in Helsingborg Symphony Orchestra, Sweden.