John-William is a composer and musician with credits in multiple fields including music directing Off Broadway, accompanying dance and theater, and founding his own music studio which offers private lessons in piano, composition, and theory. 

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He has composed multiple original musicals.

Most recently Syzygy: A New Musical made it's world debut at FABnyc in May of 2025. His other musical, Toothy’s Treasure: A Musical Comedy, has won two Off-Broadway new works festivals at The Theater Center (2023) and SoHo Playhouse (2024).

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As a music copyist he has worked alongside Broadway professionals such as PigPen Theatre Co., Marc Bruni, Carey Perloff, Mark Bennett, Christopher Jahnke, and Daniel Green.

As a dance accompanist his credits include; Joffrey Ballet School, The Ailey School, Boston Ballet School, and Ballet Hispanico among others.

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He is fluent in Finale, Sibelius, Dorico, LogicPro, and ProTools.

J-W is a member of the TSDCA and ASCAP.​