Partial list of choral and instrumental ensembles with whom concerts were shared
As Director of Choral Activities for Haverford and Bryn Mawr College (1996-2017):
- Adam Mickiewicz University Academic Choir (Poznan, Poland), Jacek Sykulski, director
- Al Bustan Seeds of Culture Takht Ensemble (Philadelphia)
- Amaneresu Youth Choir (Ghana), Francis Adjei, director
- Anadolu University Choir (Eskiseher, Turkey)
- Begegnungschor (Berlin), Bastian Holze, director
- Bilkent University Choir (Ankara, Turkey)
- Bogazici University Choir (Istanbul, Turkey), Burak Erdem, director
- Bright Hope Baptist Celestial Singers, Donald Dumpson, director
- Cape Coast Youth Choirs (Ghana), Nathaniel Crentsil, director
- Chamber Choir of Alajuelita (Costa Rica), Patricia Valverde, director
- Choir of the Municipal Youth Symphony of Cartago (Costa Rica), Patricia Valverde, director
- Chor International Potsdam (Germany), Eugen Zigutkin, director
- Clayton White Singers (Philadelphia), Clayton White, director
- Collegium Musicum of Morelia (Mexico) Gerardo Cárdenas, director
- Coro Pontificia Universidad Católica de Puerto Rico Rubén Colón-Tarrats, director
- Coro Universidad Interamericana de Puerto Rico, Angel Mattos, director
- Essence of Joy, (Penn State University), Anthony Leach, director
- Exeter Chapel Choir, Cambridge University (UK)
- Fisk Jubilee Singers (Fisk University, Nashville), Paul Kwami, director
- Greenville (OH) College Choir, Jeffrey Wilson, director
- Howard University Choir, J. Weldon Norris, director
- Kammerchor des Collegium Musicum, Berlin, Donka Miteva, director
- Kárites choir (Mexico City), Gabriela Franco, director
- Lincoln University Concert Choir, Edryn Coleman, director
- Lyric Fest (Philadelphia, professional song recital collective), Laura Ward and Suzanne DuPlantis, directors
- Main Line Reform Temple Choir, Marshall Portnoy, director
- Orfeón of Simon Bolivar University (Venezuela), Maria Guinand and Alberto Grau, directors
- Philadelphia Master Chorale (Korean), Changho Lee, director
- Singing City Choir (Philadelphia), Jeffrey Brillhart, director
- Soldier’s Chorus of the United States Army Field Band
- St. Thomas African Episcopal Church Chancel Choir, Jay Fluellen, Director
- Tema Youth Choir (Ghana), Ebenezer Allotey, director
- Tempesta di Mare (Philadelphia, professional baroque orchestra), Richard Stone, director
- Temple Shalom, Broomall (PA) Children’s Choir, Patricia Kaplan, director
- Tyrone Brown Big Band (Philadelphia – for Ellington’s Sacred Concerts)
- UNAM Voces del CELE, Ana Carbajal, director (Mexico City)
- University of Puerto Rico Concert Choir, Carmen Acevedo, director
As Artistic Director of the Bucks County Choral Society (2000-present):
- Bel Canto Children’s Choir (PA), Joy Hirokawa, director
- Bucks County Community College Choir, Rochelle Reed, director
- Central Bucks East (PA) Concert Choir, Scott Teschner, director
- Central Bucks West (PA) Women’s Choir, Joseph Ohrt, director
- Chancel Choir of St. Thomas African Episcopal Church, Jay Fluellen, director
- Choirs of the Musical College of St. Petersburg (Russia)
- Coral dos Canarinhos de Petrópolis (Brazil), Marco Aurélio Lischt, director
- Corala Memorial Choir of Timisoara (Romania), Alexander Cretescu, director
- Entrevoces Chamber Choir, Havana Cuba, Digna Guerra, director
- Estonia Song Fest (Tallinn, 2004) (with 27,000 singers from choirs throughout Estonia)
- Fairfax Choral Society (Washington, DC), Douglas Mears, director
- Gospel Choir of St. Thomas African Episcopal Church, Waltier Blocker, director
- Intermezzo Choir Ministry, Carrie Lessene, director
- Juiz de Fora University Choir, André Pires, director
- Kardon Institute for Arts Therapy Chorale, Philadelphia, Christine Wineberg, director
- Keystone State Boychoir (PA), Steven Fisher, director
- Matanzas Chamber Choir, Cuba, José Méndez, director
- MOM Bela Bartok Choir (Budapest, Hungary), Irene Zongor, director
- Ouro Preto University Choir, Edésio de Lara Melo, director
- Pennsbury (PA) Treble Chorus, Elizabeth Hohwieler, director
- Pennsylvania Girlchoir (PA), Vincent Metallo, director
- Pennsylvania Youth Chorale, Eileen Finley, director
- Philadelphia Heritage Chorale, Donald Dumpson, director
- Philadelphia Community Mass Choir, Jay Fluellen, director
- Plumstead (PA) Christian Chamber Choir, Janet Fryling, director
- Princeton Girlchoir (NJ), Lynnel Joy Jenkins, director
- Prometheus Chamber Orchestra (Philadelphia)
- Reading (PA) Choral Society, Graham Bier, director
- Riverside Symphonia (professional chamber orchestra, Lambertville, NJ)
- Second Baptist Church of Doylestown Gospel Choir and Childrens Choir, Esther Dinkins, director
- Seltsi Segakoor (Estonia), Heli Jürgenson, director
- Singing City Choir, (Philadelphia), Jeffrey Brillhart, director – shared tour to Brazil (2007)
- Singing for Seniors (20 different senior center choirs since founding BCCS program in 2005)
- Symphony in C (New Jersey)
- Tempesta di Mare baroque orchestra, Philadelphia
- William Tennant (PA) Madrigal Singers, Tyrone Dinkins, director
- Young Singers of Pennsylvania, Patricia Guth, director
As Director of Music at the Philadelphia Episcopal Cathedral:
- Intermezzo Choir Ministry, Carrie Lesene, director
- Sounds of Joy Choir, Sheila Booker, director
- Philadelphia Community Mass Choir, Jay Fluellen, director
- Sister Cities Girlchoir, Alysia Lee, director
- African Episcopal Church of St. Thomas Gospel and Chancel Choirs
- Philadelphia Clef Club Student Jazz Ensemble