Cheah has praised by the New York Times for his “particularly potent contribution” with a “warm tone and stately presence” (paterre box) and a unique three-and-a-half octave vocal range which “defies the laws of nature” (Time Out New York).  He has sung with the New York Philharmonic, Los Angeles Philharmonic, American Symphony Orchestra, Orchestra of St. Luke’s, Indianapolis Chamber Orchestra, Columbus Indiana Philharmonic, Saint Thomas Fifth Avenue, Trinity Wall Street, the Cathedral of Saint John the Divine, Saint Bartholomew’s Church, Temple Emanu-El, Vox Vocal Ensemble, Western Wind Vocal Ensemble, and Ensemble in Flore of Vassar College under the batons of Lorin Maazel, Riccardo Muti, Kurt Masur, Martin Hasselböck, Bernard Labadie, John Scott, William Trafka, Stephen Layton, and Esa-Pekka Salonen.  He has appeared as a soloist with the Church of Saint Luke in the Fields, The Glass Menagerie, the Crescent Choral Society, and the Canby Singers.  With the Vertical Repertory Players, he performed in a unique semi-staged programme of the Five Canticles by Benjamin Britten in 2011 and 2012 alongside tenor Daniel Neer and mezzo soprano Hayden Dewitt with narration by acclaimed actor Paul Hecht.  He was also actively involved with the ComplineNYC project, a musical effort to bring to New York City a public offering of meditation through Gregorian chant. He has recorded on the Pro Organo and Tzadik labels.  He is presently a member of the professional choir at the Church of Saint Luke in the Fields.