Originally from Long Island, Trombonist William Lang is an active  performer and improviser in New York and Boston. The New York Times has called his playing “fiercely, virtuosic”, and he has been hailed for his “superb performance” of James Bergin’s Langmusik by the Boston Globe, William is dedicated to playing premieres and new music. He has  performed solo recitals at New York City's premiere floating concert venue: Bargemusic, the Dimenna Center, the Stone, the Tank, the Gershwin  Hotel, and Greenfield Hall, as well as many other venues throughout the country. He has also appeared as a concerto soloist with the Janacek Philharmonia in an acclaimed performance of Iannis Xenakis' trombone concerto: Trookh, and with the Ostrava New Orchestra in Prague, with the Fredonia Wind Ensemble on a tour of New York State; the Brooklyn Community Orchestra, and the Broadway Bach Ensemble. He has been a special guest soloist with Talujon Percussion, Ekmeles, Ensemble Pi, Mivos String Quartet, and the Rhythm Method. William has also been featured on the Avant Media Festival, the Defacto Music Series, and the Electronic Music Festival, among others.

 As a chamber musician William is a founding member of three New York City based groups: loadbang, his groundbreaking ensemble consisting of Baritone, Bass Clarinet, Trumpet, and Trombone, hailed as “inventive” by the New York Times and “cultivated” by the New Yorker; and the  Guidonian Hand, a trombone quartet hailed by the New York Times for their "expertly played, with meaty low brass textures" performance, and Occasional Noise, a trio of Trombone, Piano, and Percussion. William is a member of the SEM Ensemble, TILT Brass, the Argento Chamber Ensemble, Brooklyn Brass, and the Boston Microtonal Society’s premier ensemble: Notariotous, where he works alongside like minded composers and performers on the definition of pitch. He has also appeared as a guest artist with the Art Ensemble of Chicago, Wet Ink, TACTUS, Ensemble Echappe, and Talea.

 As a recording and commercial musician William has appeared on albums with such luminaries as David Byrne and St. Vincent (their album Love   This Giant,) and Jonsi (from Sigur Ros,) on his solo album Go. You can  also hear him on Bryce Dessner, Sufjan Stevens, and Nico Muhly’s collaboration Planetarium. He can also be heard on many classical releases, most recently with TILT Brass' debut recording, to TILT vol. 1   and as a recording soloist for John Cage's Ryoanji with the Avant Media Festival. He has also recorded commercial music for Philip Glass, as well as the soundtrack for a Matthew Barny film, the River Fundment. In  addition to recording credits, William has been heard as the house trombonist for Rockefeller Center's Christmas Music Spectacular, featuring the Rockettes!, as well as on numerous on and off-Broadway shows.

 Mr. Lang is also an accomplished Orchestral and Opera musician as well, appearing with many ensembles throughout New York, such as the American Ballet Theatre, Dicapo Opera, Musicra Sacra, the Little  Orchestra Society, the Garden State Philharmonic, and the Manhattan Chamber Symphony. In addition he has played with the Orchestra of the SEM Ensemble, the Janacek Philharmonic, the Western New York Chamber Orchestra, and the Eroica Ensemble.

William has also performed in such venues as the Guggenheim Museum, the Metropolitan Museum of Art, Carnegie’s Isaac Stern and Zankel Halls,  le Poisson Rouge, Radio City Music Hall, the Winter Garden, St. Paul’s Church in Boston, St John the Divine’s in New York City, Paul Hall, Lincoln Center’s Rose Theatre, the Flea, Issue Project Room, Galapagos, Secret Project Robot, and St. Peter’s in New York City. As a curator alongside trumpeter Andrew Kozar, William founded and ran a weekly concert series, "Power Concerts", at Manhattan School of Music. Featuring guest performers every week and a dedication to new music, Will and Andy hosted 42 concerts, which built up a steady following and featured the premieres of over 50 new works during their tenure.

William received his Masters Degree from Manhattan School of Music, where he studied with Benjamin Herrington, and his Bachelors Degree from SUNY Fredonia, where he studied with Stefan Sanders, Scott Parkinson, and Carl Mazzio. He is a also a frequent teaching artist for the New York Philharmonic's Very Young Composers program and has also given masterclasses and lectures at Boston University, Columbia University, New York University, SUNY Purchase, SUNY Fredonia, the University of the Arts, Sacramento State, Central Michigan University, and Northern Arizona University, among many others.

William is also on faculty at the Longy School of Music in Boston, where he teaches lessons in trombone and the nature of being a 21st century musicians, as well as the Brooklyn Conservatory, where he focuses on teaching 2nd-7th graders their beginning lessons at a variety of underprivileged schools.

In his spare time, William really enjoys watching and playing basketball, climbing, catching up on good movies and TV shows, learning the intricacies of various foods and drinks, and dreaming of going back to Iceland.