Swedish musician, sound engineer and planning manager, born in Gothenburg 12 June 1961.
He was a professional musician between 1983 and 1996. He helped start Tricky Track (1982-1984) and then Time Gallery (1985-1991).
After this, Bergengren played in Mikael Wiehe's band between 1991 and 1993 and then a short session with Dan Hylander in 1994. Fredrik also ran the record company Blackbird Records between 1991 and 1996.
From 1996 to 2001, Bergengren was employed as a sound technician and later also as planning manager at the film production company Vision Recording. Since 2001, Bergengren together with Johan Grennert and Anders Brandt runs the film production company Smartfilm AB. Parallel to this, Bergengren is a member of the original band Colorstone.