Siret Lust (b.1990) entered the Tallinn Music High School as a violinist at the age of seven, studying with Kaido Välja. A few years later she took up double bass as her principal study with Kaupo Olt. After graduating the TMHS with cum laude diploma in double bass performance in June 2009 she pursued her studies in the same year at the Guildhall School of Music and Drama, studying with Rinat Ibragimov (principal bass, London Symphony Orchestra). In 2013 she graduated the Bachelor of Music with a First Class Honours Degree. Siret is currently studying on the Guildhall Artist Masters Advanced Instrumental Programme at the Guildhall School of Music and Drama with Rinat Ibragimov and Luis Cabrera (principal bass, Nethelands Philharmonic Orchestra).

Siret has performed Koussevitzky and Vanhal Concertos as a soloist with the Tallinn Chamber Orchestra, Pärnu City Orchestra, Haapsalu Festival Orchestra and Estonian National Symphony and TMHS joint Orchestra. She has played in the Gustav Mahler Jugend Orchester, European Union Youth Orchestra, Netherlands Philharmonic Orchestra, Amsterdam Sinfonietta, Kremerata Baltica, Estonian National Symphony Orchestra and many others with conductors such as Sir Colin Davis, Sir John Eliot Gardiner, Valery Gergiev, Herbert Blomstedt, Neeme Järvi and Paavo Järvi. Siret has participated in various masterclasses with Nabil Shehata, Timothy Cobb, Joel Quarrington, Roman Patkolo, Jeff Bradetich, DaXun Zhang, etc.
In 2012/13 she was a member of the London Symphony Orchestra String Scheme and a tutor apprentice at the Centre for Young Musicians in London. Siret is currently a teaching fellow at the London City University.
Siret has a strong passion in chamber music and therefore she often plays as a principal bass with the Camerata Alma Viva and the Faust Ensemble. As a chamber musician Siret has participated in the Paxos Festival (Greece), Northen Chords Festival in Newcastle (UK), Järvi Festival in Pärnu (Estonia) and in Jakobstadt, Finland. She also performs regularly with the Maiastra and Martucci Ensemble.

Her studies have been generously supported by the Cultural Endowment of Estonia, Archimedes Foundation (Young Sholar Grant), Estonian Student's Fund in USA, Guildhall School Trust, the Estonian Educational Trust, Estonian-Revelia Academic Fund, Inc. and most recently the Help Musicians UK Postgraduate Award.