In subsequent years, his engagements have rapidly increased, including the following: Così fan tutte (Bordeaux, Stuttgart), Idomeneo (Marseille), Don Giovanni (Lisbon), Il Barbiere di Siviglia and Mignon (Toulouse), Falstaff (Marseille, Festival d’Aix en Provence), La Cenerentola (Brussels, Lausanne), La Belle Hélène (Théâtre du Châtelet), Hamlet and L’Heure Espagnole (Royal Opera House, Covent Garden), Dialogues des Carmélites (Theater an der Wien). In 2003 Beuron made his debut in the United States with the San Francisco opera (Barbiere).
Beuron has since performed at the Paris Opera (Yvonne, Princesse de Bourgogne) and at the Aix Festival (Idomeneo). He also made his debut at the Mozart Festwochen in Salzburg (Idomeneo), at the Teatro Real in Madrid (Iphigénie en Aulide, Pelléas et Mélisande and La Clemenza di Tito) and at the Netherlands Opera in Amsterdam (Iphigénie en Aulide.
A frequent guest soloist on the concert podium, he has performed with the Orchestre du Capitole de Toulouse, the Orchestre de Bordeaux-Aquitaine, the Ensemble Orchestral de Paris, the Orchestre Philharmonique de Radio France and the Rotterdam Philharmonic. Beuron has recorded for DGG-Archive, EMI France, Virgin Classics, Erato and Philips Classics.