Mezzo Soprano Marcia Gronewold Sly is a versatile artist whose repertoire ranges from the Baroque to the avant-garde. Ms. Gronewold has appeared as a soloist with organizations that include San Francisco Opera, San Francisco Ballet, Berkeley Symphony, Oakland Symphony, and the Bay Area Women’s Philharmonic, working with such esteemed conductors as Kent Nagano, Joanne Falletta, Stewart Robertson, and William McGlaughlin.

Founder and executive director of  Blue Hill Bach, she has worked as a writer and arts administrator with organizations that include San Francisco Opera, Northeast Historic Film, and the Young Musicians Program of U.C. Berkeley. She has taught voice for University of Maine, Orono, the Young Musicians Program, and San Francisco Community Music Center, and now teaches at her private studio.