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our people


the choir

Katy Avery, Nathaniel Barnett, Jessica Beebe, Julie Bishop, Kelly Ann Bixby, Elijah Blaisdell, Karen Blanchard, Steven Bradshaw, Colin Dill, Micah Dingler, Robert Eisentrout, Allie Faulkner, Ryan Fleming, Joanna Gates, Dimitri German, Frank Laucerica, Chelsea Lyons, Maren Montalbano, Rebecca Myers, Steven Hyder, Michael Jones, Heather Kayan, Heidi Kurtz, Frank Mitchell, Daniel O'Dea, Rebecca Oehlers, James Reese, Kyle Sackett, Daniel Schwartz, Rebecca Siler, Daniel Spratlan, Ryan Strand, Elisa Sutherland, Daniel Taylor, Diane Walters, Jason Weisinger, Jackson Williams, Shari Alise Wilson


Rehearsal accompanist— John Grecia
Organist— Scott Dettra

Guest Accompanists— Laura Ward and Mark Livshits
Conductor— Donald Nally


Donald Nally is responsible for imagining, programming, commissioning, and conducting at The Crossing.  He is also the director of choral organizations at Northwestern University where he holds the John W. Beattie Chair of Music. Donald has served as chorus master at the Lyric Opera of Chicago, Welsh National Opera, Opera Philadelphia, and for many seasons at the Spoleto Festival in Italy. He has also served as music director of Cincinnati's Vocal Arts Ensemble, chorus master at The Chicago Bach Project, and guest conductor throughout Europe and the United States, most notably with the Grant Park Symphony Chorus, the Philharmonia Chorus (London), the Santa Fe Desert Chorale, and the Latvian State Choir (Riga).

Donald, with The Crossing, is the American Composers Forum 2017 Champion of New Music; he received the 2017 Michael Korn Founders Award from Chorus America.  He is the only conductor to have two ensembles receive the Margaret Hillis Award for Excellence in Choral Music: in 2002 with the Choral Arts Society of Philadelphia and in 2015 with The Crossing. Collaborations have included the Los Angeles Philharmonic, the Philadelphia Museum of Art, the Metropolitan Museum of Art, the Kennedy Center for the Performing Arts, Lincoln Center, Mostly Mozart, the Cleveland Museum of Art, Carnegie Hall, National Sawdust, the Barnes Foundation, Boston’s Isabella Stewart Gardner Museum, the International Contemporary Ensemble (ICE), the American Composers Orchestra, and The Big Sky Conservatory in Montana where The Crossing holds an annual residency. In the 2017-18 season he will collaborate as guest director with Lisson Gallery (London), The Cathedral Choral Society (Washington, D.C.), Haymarket Opera (Chicago), David Lang’s The Mile Long Opera (on the High Line in New York City), and is visiting resident artist at the Park Avenue Armory. 

You can reach Donald at


Maren Montalbano

Maren Montalbano is responsible for all things organizational and administrative at The Crossing and also sings with the alto section. A graduate of Tufts University and New England Conservatory of Music, Maren sang in the historic world premiere of John Adams’ Pulitzer Prize-winning work, On the Transmigration of Souls, which was later released into a Grammy Award-winning CD, and has continued to sing in over a dozen commercial recordings with The Crossing, Piffaro, Melodious Accord, and Philadelphia Singers. She released her first solo album, Sea Tangle: Songs from the North, featuring all women composers and performers, in December 2016.   In the past five years, Ms. Montalbano has been a guest artist with Lyric Fest, Choral Arts Philadelphia, Network for New Music, Tempesta di Mare, and Piffaro, the Renaissance Band. In The Crossing's early days, she held the position of General Manager, and is proud to take up the mantle once again as The Crossing enters this exciting stage of growth.

You can reach Maren at


john grecia

John Grecia is responsible for holding it all together musically at The Crossing. Our accompanist since 2007, he has an active career as a pianist, organist, conductor and educator. He has served as director of music at St. Mary’s Episcopal Church in Ardmore, PA since January 2000. He also works as a collaborative pianist within the music departments of Saint Joseph’s University, West Chester University, and Overbrook School for the Blind. On the other side of the musical coin, John is a professional pianist, vocalist, songwriter, and frequent performer working in the Philadelphia pop/rock music scene. A debut album of original music entitled Thirteen (John Grecia Band) was released in October 2011. John maintains a busy performing schedule, playing hundreds of shows/performing engagements each year. He holds a B.S. in Music Education and a M.M. in Choral Conducting from West Chester University.


scott dettra

Scott Dettra is responsible for handling the king of instruments whenever the organ is called upon in our programming - he has been with The Crossing since our start in 2005. Scott combines an active concert schedule with his post as Director of Music at the Episcopal Church of the Incarnation in Dallas, Texas, where he oversees one of the largest traditional Anglican music programs in the country. Prior to this recent appointment, he was Organist and Associate Director of Music for five years at Washington National Cathedral, where he served as principal organist and assisted with the direction of the Cathedral choirs. Recent and upcoming performances include recital appearances in New York, Los Angeles, Boston, Washington, Atlanta, San Diego, Phoenix, Austin, Winnipeg, Barbados, and Essen, Germany. Festival appearances include the Lincoln Center Festival, the Carmel Bach Festival, the Arizona Bach Festival, the Bermuda Music Festival, and the Piccolo Spoleto Festival. Majestus, his most recent recording on the Loft label, features large-scale organ favorites performed on the Great Organ of Washington National Cathedral. Tongues of Fire features French music performed on the 325-rank organ of the Cadet Chapel at West Point, and may be found on the Pro Organo label.

Scott holds two degrees from Westminster Choir College and also studied jazz piano at Manhattan School of Music. He previously held positions at St. Paul’s Parish, K Street in Washington; St. Mark’s Church, Philadelphia; Trinity Church, Princeton; and as accompanist of the American Boychoir.