She is a graduate of the Rhode Island School of Design, and has shown extensively since 1994. Recent solo exhibits include Mark Moore Gallery, Los Angeles, CA and Heskin Contemporary Gallery, New York. Stefanelli was included in the Extreme Abstraction show at The Albright-Knox Art Gallery, Buffalo, New York in 2005 and has work in the collections of the United States Department of State, Washington DC, the West Collection, Philadelphia, PA, and The Rose Art Museum, Bandeis University, MA. She is represented by Heskin Contemporary in New York.