While focused on roles by Handel such as Radamisto, he has also performed in contemporary opera, including works by Aribert Reimann and Péter Eötvös.
[1] He appeared as Hamor in a staged version by Dietrich Hilsdorf [de] of Handel's oratorio Jephtha at the Theater Bonn.
[3] Roles in contemporary opera included Edgar in Aribert Reimann's Lear, Oberon in Britten's A Midsummer Night's Dream,[1] Ligeti's Le Grand Macabre and one of the three sisters all scored for countertenor in Tri sestry by Eötvös.
[2] Cordier was an alto soloist in the first recording by Gustav Leonhardt of Bach's St Matthew Passion, released in 1989, with the Tölzer Knabenchor and the men's choir and orchestra of La Petite Bande, Christoph Prégardien as the Evangelist and Max van Egmond as the vox Christi.
[4] In 1995, he recorded Bach's cantata for Ratswahl (council election), Gott ist mein König, BWV 71, with Wolfgang Unger conducting the Thüringischer Akademischer Singkreis, Pauliner Barockensemble and Leipziger Bläser-Collegium.