Originally from Long Island, trombonist William Lang is an active performer, improviser, and teacher based in New York City. He can be found playing in all settings and styles, from cutting edge premieres and classical masterpieces with orchestras to Broadway shows and with world famous pop artists. He has given his signature unaccompanied recitals throughout the United States, played concertos across America, Asia, and Europe, and has also recorded with such artists as Philip Glass, David Bryne, St. Vincent, Sufjan Stevens, Bryce Dessner, Nico Muhly, and Jonsi (of Sigur Ros.) 

Intensely passionate for chamber music, he is a founding member of the groundbreaking ensemble loadbang (an original and unique group of musicians interested in creative act of building something truly new,) as well as a member of groups such as the Lang/Rainwater Project, TILT Brass, the SEM Ensemble, and the Argento Chamber Ensemble. William has premiered works from numerous distinguished composers, including such luminaries as Raven Chacon, Augusta Read Thomas, Lei Liang, Charles Wuorinen, Chen Yi,  Alex Weiser, Mary Kouyoundjin, Chaya Czernowin, Anne Cleare, David Lang, Oscar Bettison, Felipe Lara, Kate Soper, George Lewis, Alex Mincek, Andy Akiho, Alex Temple, and Alvin Lucier.

The New York Times has called his playing "fiercely, virtuosic" and the Boston Globe has hailed him for his "superb performance" in past solo works. William teaches at the Manhattan School of Music, as well as the Longy School of Music, and is a performing artist for Stephens Horns and Long Island Brass.