He is an active chamber musician. Apart from playing with CAPUT he works with “Camerarctica”, a small Icelandic chamber ensemble, and vocal group “Voces Thules” that specializes in medieval music from Iceland.
Sigurdur has played with CAPUT pianist Daniel Thorsteinsson since 1983. They have performed together widely in Europe and America as well as in Iceland, and have played much of the ´cello-piano repertoir. Most recently all 5 sonatas for piano and ´cello by Beethoven in Iceland, the Faroe Islands and Denmark.
Sigurdur playes the baroque ´cello and is a member of Skalholt Bach Consort. Last summer he played the complete suites of J.S. Bach in Skalholt Baroque and Contemporary Music Festival.