Martin Hässler won second prize at Thomas Quasthoff's Das Lied, International Song Competition (2011), first prize at Bundeswettbewerb Gesang Berlin - junior (2010), and Best Singer's Award at the Gerald Moore Competition London (2010). He is an alumnus of the Guildhall School of Music and Drama's prestigious opera programme where he studied with Rudolf Piernay and Janice Chapman.
As a recitalist Martin has sung at the Berlin Philharmonie, Deutsche Oper Berlin accompanied by Philip Moll, Schloss Herten (Klavierfestival Ruhr) with Graham Johnson, the Oxford Lieder Festival with Sholto Kynoch, LSO St. Luke's and at the Vienna Musikverein with Marek Ruszczynski. In 2012 he took part in the BBC's Schubert Festival accompanied by Graham Johnson. Other recent highlights include his debut at the Wigmore Hall in June 2013, recitals in Paris (Fondation Singer-Polignac), Amsterdam and Schubert's Winterreise at Milton Court in London.
Concert appearances include Bach's Passions, Haydn's The Creation and Stabat Mater, Mozart's Requiem, Beethoven’s Ninth Symphony (under Howard Arman) and Brahms' Ein Deutsches Requiem as well as Mendelssohn's Elias and Paulus. In December 2012 he gave his debut at the Gewandhaus Leipzig with Bach's Christmas Oratorio and in 2016 with Bach's St. Matthew Passion and Handel's Jephtha at Tonhalle Zürich.
In 2016 he gave his debut at Garsington Opera as Captain in Eugene Onegin. Opera appearances at the Guildhall School in 2014/15 include Dvořák’s The Cunning Peasant, Donizetti’s I Pazzi per Progetto and Hans Werner Henze's Ein Landarzt and Phaedra. In 2009 he was a prize winner at Kammeroper Schloss Rheinsberg and sang Collatinus in Britten’s The Rape of Lucretia with the company. A year later he also appeared as Siegfried in Schumann’s Genoveva at Tonhalle Düsseldorf.
Future appearances include Schubert's Die Schöne Müllerin with Sholto Kynoch in Heidelberg and Berlin, Handel's Messiah at Tonhalle Zürich as well as Lliam Paterson's The 8th Door at Scottish Opera.