An eclectic pianist whose choice of repertoire spans close to five centuries, Deborah Lee performs regularly in the United States, Europe, and Asia, gaining widespread recognition from audiences and critics alike.

She was a finalist in the 2005 Geneva Competition where she won the Georges Leibenson Prize, first prize in the Kosciuszko Chopin Competition, and a finalist in the Clara Haskil Competition.

As a soloist, she has performed with the Orchestre de la Suisse Romande, the Orchestra della Svizzera Italiana, the Aspen Concert Orchestra, the National Symphony Orchestra, the Georgetown Symphony Society, the Ridgefield Symphony orchestra, the Orchestra Sinfonica di Sanremo, the Slovak Sinfonietta Žilina, under the direction of such leading conductors as Lawrence Foster, Robert Spano, Peter Bay, Anthony Newman and Murray Sidlin.

Her interest in chamber music has led to notable collaborations with the Ebène Quartet, the Terpsychordes Quartet, and with violinists Jean-Pierre Wallez and Tedi Papavrami as well as cellist Lluís Claret.

Deborah Lee has performed in such prestigious venues as Carnegie Hall, Salle Cortot in Paris, the Kennedy Center in Washington DC, Paul Hall in New York, the Musikhalle in Hamburg, City Hall in Hong Kong as part of the Piano Festival, and at the Duszniki International Chopin Piano Festival (Poland). She has been invited to perform at the Skaneateles Festival, the International Beethoven Festival in the Czech Republic, the Utah Chamber Music Festival, and the Estivales de Megève. Her concerts have been broadcast on radio and television in the United States, Europe, Israel and Hong Kong.

More recently she has performed in a series of four concerts as soloist and chamber musician at the Fondation de l'Hermitage in Lausanne, at the Schubertiade d'Espace2, at the Victoria Hall in Geneva, in the OSR Musique sur Rhône series, and on France Musique.

A graduate of the Juilliard School, the Peabody Institute, and the Haute Ecole de Musique de Genève where she studied with Dominique Weber, her training has also led her to participate in the Verbier Festival Academy and the Rencontres Musicales de Jérusalem. Deborah Lee has also received guidance from artists such as Isaac Stern, Leon Fleisher and Richard Goode. She was invited by András Schiff to participate in his masterclass on the interpretation of Mozart's works at the Lucerne Festival in 2007.

Since 2008 Deborah Lee has been teaching at the Geneva Conservatory of Music. She is regularly invited to perform and give masterclasses at the Tainan National University of the Arts and the Tunghai University in Taiwan as well as at the Macau Conservatory.