Nicolas is currently a fellow with the Los Angeles Chamber Orchestra. He received the inaugural viola position in the Thornton Virtuosi Chamber Ensemble, with whom he has played concerts in Washington DC and Los Angeles. Nicolas recently performed with orchestra in his solo debut at Walt Disney hall, and has held principal viola positions in ensembles such as the Music Academy of the West, Thornton Symphony Orchestra, the Fantasmi Ensemble, and the New Spain Baroque Orchestra.

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As a guest recitalist and soloist, Nicolas has performed at notable venues such as Carnegie Hall, the Meyerson Symphony Center, the Phillips Collection, the Colombian National Museum, the Sanctuary of Monserrate, the Occidental College of Los Angeles, the Dallas Hall of State, and Oklahoma City University. He has also performed in concert tours of Germany, the United Kingdom, Austria, the Czech Republic, Puerto Rico, Colombia, New York, and the Midwestern United States. Upcoming concerts include Los Angeles performances with Kontrapunctus Ensemble, Salastina Chamber Music Society, Thornton Virtuosi, and the LA Chamber Orchestra. Valencia is pursuing graduate studies at the University of Southern California with Yura Lee. Nicolas enjoys teaching immensely, and has had the opportunity to lead masterclasses at the National University of Colombia and the University of Puerto Rico.

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