Heather Mitchell was most recently appointed as the Artistic Director of the Master Chorale of Tampa Bay and additionally serves as the Associate Artistic Director and Director of Operations for the Mendelssohn Chorus of Philadelphia, Assistant Director of Choral Activities at The College of New Jersey, Adjunct Faculty at Temple University, and is the Repertoire and Standards Chair for Colleges and Universities of the NJ American Choral Directors Association. She is often sought out as a guest conductor, clinician, and adjudicator for many major choral festivals, Honor Choir festivals and All-State Choirs including the Arizona Music Educators Association, All American Music Festival, OrlandoFest, Bach Festival Society of Winter Park, NJ Choral Consortium, and more throughout the states of New Jersey, Pennsylvania, Florida, Massachusetts, and Arizona.

Mitchell has conducted in prestigious venues like Carnegie Hall, Lincoln Center, the Vatican, and many others across Philadelphia, Minneapolis, Canada, Germany, France, and Italy. As a choral mezzo, she is a core member of the Philadelphia Symphonic Chorus, the official choir of The Philadelphia Orchestra, and has sung with many professional groups all over the country including the Manhattan Chorale, Manhattan Choral Ensemble, Coro, True Concord Voices and Orchestra, and the Tucson Symphony Orchestra Chorus.

As a Bach scholar, Heather was the author of “A Reconsideration of the Performance of the Chorales in J.S. Bach’s Passio secundum Johannem, BWV 245.” This article redirects commonly used performance practices and was published in the renowned American Choral Directors Association "Choral Journal."

Mitchell holds a Doctor of Musical Arts degree in choral and orchestral conducting from the University of Arizona, a Master of Music degree in choral conducting from Saint Cloud State University in Minnesota, and has studied and sung under notable conductors such as Alfred Mann, Christoph Wolff, Helmuth Rilling, Yannick Nézet-Séguin, Nicholas McGegan, Nathalie Stutzmann, Fabio Luisi, Donald Palumbo, Bruce Chamberlain, Joe Miller, and Amanda Quist.