Marti Epstein is a composer whose music has been performed by the San Francisco Symphony, the Radio Symphony Orchestra of Frankfurt, the Pro Arte Chamber Orchestra of Boston, Ensemble Modern, and members of the Boston Symphony. She has completed commissions for the Foxborough Musical Association, the Fromm Foundation, the Munich Biennale, the Iowa Brass Quintet, and the Callithumpian Consort, among many others. In 2005, she was the recipient of a Massachusetts Cultural Council grant. She has been a fellow at the Tanglewood Music Center in 1986 and 1988 and was in residence at the MacDowell Colony in 1998 and 1999.
Epstein is on the steering committee for the Boston Modern Orchestra Project Scoreboard and was composer in residence for the Radius Ensemble in 2009 and 2010. Her work has been recorded by cellist Rhonda Rider, and English horn soloist Robert Sheena and the Boston Conservatory Wind Ensemble under the direction of Eric Hewitt. Her string quartet, Hidden Flowers, was commissioned by the Tanglewood Music Center for the 2012 Festival of Contemporary Music. In November 2015, she released Hypnagogia, a CD of her chamber music. She teaches composition at Berklee College of Music and Boston Conservatory at Berklee.