California native R. Matthew Brown, a member of the Los Angeles Master Chorale since 2009, is active as a tenor, composer, orchestrator, arranger, music supervisor, keyboardist, session singer, and educator. With the Chorale, he has performed at Walt Disney Concert Hall and the Hollywood Bowl and toured internationally in Peter Sellars stagings at festivals in Salzburg, Melbourne, Auckland, Mexico City, Guanajuato, Toronto, Chicago, Newcastle, London, and Paris. He has also appeared as a soloist with Art of Élan in San Diego and Musica Transalpina in Los Angeles. 

 As a composer, Brown’s music has been described by The New York Times as “quietly mesmerizing.” His choral works have been performed throughout the United States and internationally by ensembles including Chanticleer, The Crossing, the Los Angeles Master Chorale, Antioch Chamber Ensemble, the Young New Yorkers’ Chorus, L.A. Choral Lab, the Atlanta Master Chorale, withonevoice, Choral Chameleon, C3LA, Ensemble Inversion, and many others. Ensemble 14 devoted an entire concert to his music at the Bodenseefestival in Friedrichshafen, Germany. His works are published by Schott, G. Schirmer, and Hal Leonard, and featured on the Antioch Chamber Ensemble’s recording Though Love Be a Day. 

 Brown is the recipient of grants from the Aaron Copland Fund for Music, the Los Angeles City Department of Cultural Affairs, the Carnegie Observatories, and USC Visions & Voices. His awards include the VocalEssence Essentially Choral Commission and Welcome, Christmas! Competition (Minneapolis), the C4 Composition Prize (New York), and the Cambridge Chamber Singers Composition Contest. He was a semi-finalist for the 2025 Sioux City Symphony Orchestra Composer of the Year Competition and received honorable mention from the Minnesota Orchestra Composer Institute. Recent premieres include performances at the Mostly Modern Festival (NY), the N.E.O. Voice Festival, and the Hear Now Music Festival (Los Angeles). His choral arrangement of the ’80s classic True Colors is performed worldwide, with recent performances across New Zealand, Washington, D.C., Illinois, Indonesia, Louisiana, Japan, Belgium, Missouri, Canada, New York, and Taiwan. 

 As an orchestrator and arranger, Brown’s credits include projects with Moby and the Los Angeles Philharmonic (Gustavo Dudamel conducting), Academy Award–nominee Germaine Franco, and violinist Anne Akiko Meyers. As an educator, Brown has taught music at Caltech, Pepperdine University, Chapman University, Cal Poly Pomona, Moreno Valley College, Pierce College, the Pasadena Conservatory, and as a composer-teaching artist with the Chorale's Voices Within program, guiding fifth-grade students in writing their own songs.  

 In addition to his concert work, Brown is active as a media composer, with credits for PBS Nature, National Geographic, commercial campaigns, and two documentaries by filmmaker Ben Knight. He serves as a composer–teaching artist for the Chorale’s Voices Within program, guiding young people in composing and performing original works. An active session singer, his screen credits include Superman (2025), Wicked (2024), How to Train Your Dragon (2025), The Rise of Skywalker, The Last Jedi, and video games such as Call of Duty: Black Ops Cold War and Call of Duty: Black Ops III. 

 Brown holds a Doctor of Musical Arts in composition from the USC Thornton School of Music. His current projects include incidental music for theatre dybbuk’s Dracula (Annotated), a National Concerts commission for the 2026 Western ACDA High School Honor Choir (conducted by Jason Max Ferdinand), and an opera based on two stories by Edgar Allan Poe.