Principal Percussion of the Hong Kong Philharmonic Orchestra as of the 2003-04 Season, Adrian Stefanescu was trained both in Romania and the United States, beginning on the piano, then switching to percussion, and for a time, performed as a jazz drummer in his native Romania.
Stefanescu's music studies began at the age of six. Upon graduation from The George Enescu Music Lyceum, he was admitted to the Music University of Bucharest with the highest score. There he studied with Alexandru Matei, previously a percussionist with The National Opera of Bucharest. He received his Bachelor's Degree in 1998 at the top of his class. In 2001, he began a Master's programme at Temple University in Philadelphia, where he studied with Alan Abel, Philadelphia Orchestra's former Associate Principal Percussion.
Stefanescu has performed with such orchestras as The Chamber Orchestra of The National Radio Station, Bucharest University Symphony Orchestra, Delaware Symphony, Lancaster Symphony, The National Orchestral Institute Orchestra, Curtis Institute of Music Orchestra and Temple University Symphony Orchestra. An active chamber musician in Romania, he appeared at The Romanian Athenaeum and The National Radio Symphony Hall, performing Bartok's Sonata for two Pianos and Percussion. A founding member of the Game Percussion Ensemble, Stefanescu has premiered many solo and chamber works by many noted Romanian composers, such as Maia Ciobanu, Liviu Danceanu, Doina Rotaru and Serban Nichifor. He was a featured soloist at the 1998 Festival of New Music in Bucharest and the 1997 Contemporary Music Festival in Bacau.
Awarded First Prize at the inaugural National Contest for Percussion in 1998 in Bucharest, Stefanescu also won the Percussion Mock Audition at the Percussive Arts Society International Convention in Nashville (2001), and was a Finalist of the Orpheus Contemporary Music Contest in Antwerp (1997).
In addition to his life in the orchestra, Stefanescu was very involved in the jazz music scene in Romania. As a jazz drummer, he performed extensively with top Romanian musicians such as Johnny Raducanu, Garbis Dedeian, and Mircea Tiberian. He recorded in the studio, performed on Romanian national television and appeared at many international jazz festivals throughout Romania, Greece, Spain, Poland and Bulgaria.