Maatouk’s extensive artistic collaborations have transcended borders, involving a diverse array of esteemed orchestras, festivals, and theaters across the globe. Some notable instances include partnering with the Lebanese Philharmonic Orchestra in Lebanon, Romanian Radio Orchestra in Romania, Orchestra del Teatro di San Carlo, Orchestra Giovanile Mediterranea, Roma Sinfonietta, and Sinfonica San Remo in Italy. His musical journey has also taken him to prominent venues such as Carnegie Hall in New York, the Teatro di San Carlo in Napoli, and the Académie de l’Opéra de Paris, as well as engaging with renowned festivals including Baalbeck International Festival, Al-Bustan International Festival in Lebanon, Festival d’ile de France, Festival d’Aix-en-Provence in France.

Maatouk’s versatile talents have graced esteemed stages and resonated with diverse audiences. Noteworthy performances alongside esteemed artists such as Maria Agresta, Joyce El Khoury, Jessica Pratt and others attest to his remarkable ability to inspire and elevate the musical experience.

An esteemed jury member for prestigious competitions including the Ottavio Ziino International Lyric Competition and Voce Verdiane International Competition, Maatouk’s expertise and discerning eye have further enriched the cultural landscape. Maatouk also holds a Ph.D. in Musicology from the Pontifical Institute of Sacred Music in Rome and has various publications with Geuthner Editions in France.