- Sonia Leong, a founding member of Trio 180, has performed as both a soloist and chamber musician throughout the U.S., Canada, and in Mexico, Hong Kong, Switzerland, England, and Romania.She has appeared with the Filarmonica de Stat Dinu Lipatti in Satu Mare, Romania, the St. John and Zion Chamber Orchestras in Stockton, the Banff Festival Orchestra, and the Stockton Symphony; and performed live on Radio Suisse Romande in Geneva, Switzerland. She recently gave the North American premiere of Dora Pejačević’s Phantasie Concertante with the Stockton Symphony.On faculty at University of the Pacific from 2001-2026, and now teaching at California State University at Sacramento, Sonia’s students have attended graduate programs throughout the US and Canada, and have gone on to careers as music therapists, piano pedagogues, collaborative pianists, and performers. She is in demand throughout California as an adjudicator, and was a panelist and master class teacher at the MTAC state convention in 2025.Sonia studied at the University of British Columbia, the Peabody Conservatory, the Université de Montréal, and the Guildhall School of Music and Drama (London) on a Commonwealth Scholarship. Her principal teachers include Robert Silverman, Julian Martin, Alexander Volkov, and Marc Durand.