William is a studio singer, concert performer, soloist, voice teacher, and vocal coach based in Los Angeles. Classically trained, William's musicianship, versatility, and unique low Bass voice has made him a highly sought after singer for projects ranging among operatic solos, throat singing, and pop back-up vocals. 

William regularly performs with the Los Angeles Master Chorale and Los Angeles Philharmonic at both Walt Disney Concert Hall and the Hollywood Bowl. He has sung back-up for many artists including Jennifer Hudson, Mary J Blige, Andrea Bocelli, Neil Young, Nate Reuss, Josh Groban, and the Rolling Stones. William's voice can be heard on the film and TV soundtracks FROZEN, THE GOOD DINOSAUR, STAR WARS: THE FORCE AWAKENS, FINDING DORY, BRIDGE OF SPIES, MINIONS, JURASSIC WORLD, TOMORROWLAND, DESPICABLE ME 2, GODZILLA, THE SIMPSONS, AGENT CARTER, and many more.

William has recorded as a soloist and ensemble singer on film and TV soundtracks by John Williams, Danny Elfman, Heitor Pereira, Mychael Danna, Jeff Danna, Thomas Newman, John Powell, Bret McKenzie, Christopher Lennertz, Michael Giacchino, and others.