Nicholas Sienkiewicz

Biography

Nicholas Sienkiewicz is a Visiting Assistant Professor and the Interim Associate Director of Choral Activities at Lehigh University. Nicholas also serves as Artistic Director of the Lehigh Valley Chorale and of the Stonewall Chorale of NYC. Previous appointments include Director of the Youth Pride Chorus and Conducting Fellow with the Queer Urban Orchestra. 

Known for his dynamic artistry and commitment to building inclusive musical communities, he has led ensembles in performances at Carnegie Hall, Miller Symphony Hall, the Whitney Museum of American Art, Cooper Union, and UBS Arena, and collaborated with artists such as Pentatonix and Murray Hill. His ensembles have received national recognition with the Lehigh Valley Chorale honored as a finalist for the American Prize in Choral Performance (community, 2025) and receiving second place for the Marian Anderson Award in Social Justice (2025). 

An active and versatile vocalist, Sienkiewicz has performed extensively throughout the New York region in concert, cabaret, musical theater, and choral settings. Nicholas has performed as a vocalist at Feinstein's 54 Below, Green Room 42, Don't Tell Mama, and the Rat NYC. In the choral space, Nicholas was featured soloist in March 2026 for Stephen Schwartz's Testimony at Lincoln Center, and Moira Smiley's Wire You Here premiered at the Harris Theatre in Chicago. 

Equally at home in music direction, Nicholas has served regional theaters including Timberlake Playhouse, the Barn Theater, and Vanguard Theatre. Nicholas has a particular passion for the development of new works, and has served on the music team for projects such as Ben Diskant's Much Ado About Nothing, Scott Wilkinson and Eric Webb's Rise: A New Musical, and Dominique Morisseau and Kenny Seymour's Hippest Trip: The Soul Train Musical. 

Sienkiewicz serves as Treasurer of the Eastern Region of the American Choral Directors Association and served as the Interest Session Chair in 2024, and as the Conference Co-Chair in 2026. He previously served as New York ACDA's Repertoire & Resources Co-Chair for Research and has contributed scholarship and writing in the Choral Scholar and the Choral Journal. 

Nicholas holds a Master of Music in Choral Conducing from Indiana University, and Bachelor of Science in Biochemistry and Bachelor of Musical Arts in Voice from Western Michigan University.