In these year an intense activity followed, both in the contemporary and traditional repertoire: Worth mentioning are Jeanne d’Arc au Bûcher by Arthur Honegger in Palermo, Salomè by Richard Strauss in Genoa, Norma in Tokyo and Der Freischutz in Leipzig, and collaborations with Orchestre National de France, Orchestre national de Montpellier, Orchestra of Santa Cecilia, and Maggio Musicale.

In 2004 he debuted in three major venues: Semperoper Dresden, with Aida, Bayerische Staatsoper, with Lulu by Alban Berg and Los Angeles Opera with Le Nozze di Figaro.

In 2005 Reck was invited to conduct two new productions at the New National Theatre Tokyo, Alban Berg's Lulu and Richard Wagner's Die Meistersinger von Nürnberg.

M°Reck is mostly renowned world-wide for his interpretations of Gustav Mahler’s work, as well as of the Second Viennese School’s (Berg, Schoenberg and Webern) and for his interest and support of contemporary music.

A selected choice of his works will be on display in Italy for the first time at the prestigious PAN Palazzo delle Arti of Naples, in a personal exhibition from 18 September to 19 October 2014.