Tinna Þorsteinsdóttir is a pianist with extensive experience in the field of new music and has premiered around 100 solo works that have been written for her over the years. She works closely with Icelandic composers and has been a part of the experimental music scene in Iceland and elsewhere throughout the years. She has held numerous solo recitals in Iceland and elsewhere. Tinna has worked on piano works with and by artists such as Helmut Lachenmann, Alvin Lucier, Christian Wolff, Peter Ablinger, Morton Subotnick, Cory Arcangel and Mme Yvonne Loriod-Messiaen.

She was awarded the DV Culture Prize in the category of music in 2013.