Anna Polonsky is widely in demand as a soloist and chamber musician. She has appeared with the Moscow Virtuosi, the Buffalo Philharmonic, the Saint Paul Chamber Orchestra, the Columbus Symphony Orchestra, the Memphis Symphony, the Chamber Orchestra of Philadelphia, the St. Luke’s Chamber Ensemble, and many others. Ms. Polonsky has collaborated with the Guarneri, Shanghai, and Juilliard Quartets, and with such musicians as Mitsuko Uchida, Yo-Yo Ma, Richard Goode, Emanuel Ax, Arnold Steinhardt, Michael Tree, and Jaime Laredo. She has performed chamber music at festivals such as Marlboro, Chamber Music Northwest, Seattle, Music@Menlo, Cartagena, Bard, and Caramoor.  Ms. Polonsky has given concerts in the Amsterdam Concertgebouw, the Vienna Konzerthaus, the Alice Tully Hall, and Carnegie Hall’s Stern, Weill, and Zankel Halls, and has toured extensively throughout the United States, Europe, and Asia. A frequent guest at the Chamber Music Society of Lincoln Center, she was a member of the Chamber Music Society Two during 2002-2004. She is a recipient of a Borletti-Buitoni Trust Fellowship and the Andrew Wolf Chamber Music Award.

Anna Polonsky made her solo piano debut at the age of seven at the Special Central Music School in Moscow, Russia. She emigrated to the United States in 1990, and attended high school at the Interlochen Arts Academy in Michigan. She received her Bachelor of Music diploma from The Curtis Institute of Music under the tutelage of the renowned pianist Peter Serkin, and continued her studies with Jerome Lowenthal, earning her Master's Degree from the Juilliard School. In addition to performing, she serves on the piano faculty of Vassar College, and in the summer at the Marlboro and Kneisel Hall chamber music festivals.

Together with violinist Jaime Laredo, violist Milena Pájaro-van de Stadt, and cellist Sharon Robinson, Polonsky is a member of the Espressivo! Piano Quartet. With the clarinetist David Shifrin and cellist Peter Wiley, she performs with the Polonsky-Shifrin-Wiley Trio.

Ms. Polonsky is a Steinway Artist.

Gabriel Campos Zamora, a native of San José, Costa Rica is the Principal Clarinet of the Minnesota Orchestra. Before joining the orchestra, Gabriel was the Associate Principal Clarinet of the Kansas City Symphony and has appeared as guest Principal Clarinet with the Cleveland Orchestra and Seattle and Houston Symphonies, in addition to serving as the Virginia Symphony's Principal Clarinet. 

A passionate teacher, Gabriel has served as a clarinet instructor at Saint Olaf College and has taught masterclasses extensively throughout the United States at the Indiana, Minnesota, and Illinois at Champaign-Urbana, DePaul Universities, and the Interlochen Arts Academy, among others. He has also been on faculty at the Interlochen Arts Camp and Carnegie Hall's NYO2 Program. 

Gabriel regularly participates at the VIVO Chamber Music Festival in Columbus, Ohio; the Lakes Area Music Festival; and has performed at the Marlboro Music Festival. A laureate of several competitions, he received first prize at the 2008 Pasadena Showcase House Instrumental Competition, in addition to winning concerto competitions at the 2009 Aspen Music Festival, 2010 Music Academy of the West, and 2011 National Repertory Orchestra. 

Gabriel began his musical training at the Instituto Nacional de Musica as a student of Jose Manuel "Cheche" Ugalde. He then came to the United States to study at the Interlochen Arts Academy with Nathan Williams and later received his bachelor's degree in music from the Colburn Conservatory in Los Angeles, where he studied with renowned professor Yehuda Gilad. He has been a participant at the Aspen, Music Academy of the West, National Repertory Orchestra, Spoleto, and the Tanglewood Music Center festivals.

Hailed as “stunning and assured” by the New York Times, Atlanta native David Byrd-Marrow is the Solo hornist of the International Contemporary Ensemble, as well as a member of The Knights. Working with a uniquely wide range of performers, he has premiered works by Anna Webber, Hilda Paredes, George Lewis, Tyshawn Sorey, Du Yun, Marcos Balter, Eric Wubbels, Jörg Widmann, Miguel Zenón, and Chick Corea.

David has performed at festivals including the Ojai Music Festival, the Spoleto Music Festival, the Mostly Mozart Festival, the Tanglewood Music Center, Summerfest! at the La Jolla Music Society and as faculty at the Festival Napa Valley. Formerly a member of Carnegie Hall’s Ensemble Connect, he has also made appearances with the New York Philharmonic, the Cleveland Orchestra, the Atlanta, Seattle and Tokyo symphony orchestras, the Orpheus Chamber Orchestra, the Mostly Mozart Festival Orchestra, the Washington National Opera, the Metropolitan Opera and the Chamber Music Society of Lincoln Center. He has recorded on many labels including Tundra, More Is More, Nonesuch, EMI, Deutsche Grammophon, and Naxos.

Mr. Byrd-Marrow received his Bachelor of Music degree from The Juilliard School and Master of Music from Stony Brook University. He is the Assistant Professor of Horn at the Lamont School of Music, of The University of Denver, and will begin as Associate Professor of Horn at Oberlin College and Conservatory in the fall of 2024.

Alicia Hui, currently Principal Second Violin of the Columbus Symphony Orchestra, began her musical studies at the age of four and made her orchestral debut at the Joseph Meyerhoff Symphony Hall in Baltimore, Maryland at age nine. Since then, she has soloed with numerous orchestras including the Arlington Symphony, Williamsburg Symphony Orchestra, the Edmonton Symphony, the Firelands Symphony Orchestra, the Nationals Repertory Orchestra, the Zurich Symphony Orchestra, the Latvian Philharmonic Chamber Orchestra, and the Columbus Symphony Orchestra.  

Ms. Hui was accepted into the Curtis Institute of Music in Philadelphia at age 11 where she studies with Victor Danchenko and received her Bachelor’s Degree at sixteen. She received her Master’s Degree, Artist Diploma, and Professional Studies at the Cleveland Institute of Music under the tutelage of David Cerone, Paul Kantor, and William Preucil. In addition to her current position, Ms. Hui is also a member of the Columbus Ohio Discovery Ensemble and a regular performer and Development Director of the Vivo Music Festival.

American violinist Isabelle Ai Durrenberger is praised for her imaginative performances and her ability to communicate with sincere artistry. Based in New York City, she is first violinist of the Aeolus Quartet and a recent graduate of Carnegie Hall’s Ensemble Connect program. An avid chamber musician, Durrenberger is recognized for her unique collaborative instincts. Recent engagements include concerts with Boston Chamber Music Society, Orpheus Chamber Orchestra, Chamber Music Northwest, Jupiter Chamber Players, The Knights, A Far Cry, and Marlboro Music Festival.

Durrenberger grew up in a musical home in Columbus, Ohio, and began playing piano at age four, beginning violin lessons three years later. At age 13, she began her studies with Jaime Laredo at the Cleveland Institute of Music. She attended Meadowmount School of Music for four years, graduated from high school a year early, and at age 16 began her undergraduate program in Cleveland where she continued receiving mentorship from Laredo. Other influences include Jennifer Koh, Sharon Robinson, Joan Kwuon, Jinjoo Cho, Jan Mark Sloman, and Jun Kim. In 2022, she completed her graduate studies at the New England Conservatory in Boston with Soovin Kim and Don Weilerstein. Durrenberger has a private violin studio in New York City and serves on the violin faculty at the New England Conservatory Preparatory School in Boston, where she teaches violin and coaches chamber music. Durrenberger performs on a 2020 Zygmuntowicz violin on private loan from a patron in New York City.

Siwoo Kim is an “incisive” and “compelling” (The New York Times) violinist who plays with “stylistic sensitivity and generous tonal nuance” (Chicago Tribune). Siwoo performs as soloist and chamber musician, and he is the co-founding artistic director of VIVO Music Festival in his hometown of Columbus, Ohio.

As soloist, Siwoo gave the world premiere performance of Samuel Adler’s violin concerto which was written for him. His recording of the work on Linn Records was praised by the BBC Music Magazine for its “notable fire & impassioned playing.” Siwoo made his Carnegie Hall concerto debut with the Juilliard Orchestra and has since performed with orchestras around the world such as the Staatsorchester Brandenburgisches Frankfurt, Houston Symphony, Johannesburg Philharmonic, Orchestre Royal de Chambre, and Seongnam Philharmonic.

As chamber musician, Siwoo regularly collaborates with Concordia Chamber Players, Music From Copland House and the Manhattan Chamber Players. Siwoo’s engagements with Quartet Senza Misura, Ensemble DITTO, Carnegie Hall’s Ensemble Connect and Decoda have led to international debuts and residencies. Highlights include summers at Marlboro Music Festival, Kennedy Center debut, serving as faculty at Stellenbosch Music Festival and collaborating with veteran artists such as Itzhak Perlman, Joyce DiDonato, and Susan Graham. 

Siwoo received his undergraduate and graduate degrees from The Juilliard School where he studied under Robert Mann and Donald Weilerstein with full scholarship.

Praised by Strad magazine as having "lyricism that stood out...a silky tone and beautiful, supple lines," violist Milena Pajaro-van de Stadt has established herself as one of the most sought-after violists of her generation. In addition to appearances as soloist with the New York String Orchestra at Carnegie Hall, the Tokyo Philharmonic, the Jacksonville Symphony, and the Sphinx Chamber Orchestra, she has performed in recitals and chamber-music concerts throughout the United States, Latin America, Europe and Asia, including an acclaimed 2011 debut recital at London’s Wigmore Hall, which was described in Strad as being "fleet and energetic...powerful and focused".

Ms. Pajaro-van de Stadt was the founding violist of the Dover Quartet, and played in the group from 2008-2022. During her time in the group, the Dover Quartet was the First Prize-winner and recipient of every special award at the Banff International String Quartet Competition 2013, and winner of the Gold Medal and Grand Prize in the 2010 Fischoff Chamber Music Competition. Her numerous awards also include First Prize of the Lionel Tertis International Viola Competition and top prizes at the the Sphinx Competition and the Tokyo International Viola Competition. While in the Dover Quartet, Ms. Pajaro-van de Stadt was on the faculty at The Curtis Institute of Music and Northwestern University’s Bienen School of Music, and a part of the Quartet in Residence of the Kennedy Center in Washington, D.C. She is now a member of the newly formed piano quartet “Espressivo!” along with acclaimed artists Jaime Laredo, Sharon Robinson, and Anna Polonsky.

John Stulz (b. 1988) is a member of the Paris-based new music group Ensemble Intercontemporain and co-artistic director of VIVO Music Festival in Columbus, Ohio. His performances have been noted for their "taut control and poetic intensity" (Boston Globe) and "glowing tone and stunning technique" (the Los Angeles Times).

As a member of Ensemble Intercontemporain, John is on the cutting edge of new musical creation, collaborating with the world's leading living composers and performing masterpieces of the 20th and 21st century across the globe.

In 2015, John co-founded the VIVO Music Festival in his hometown of Columbus, Ohio with violinist Siwoo Kim and Ted Ou-Yang. Together they work to bring vital, singular and accessible chamber music performances across central Ohio.

He has performed around the world with organizations and ensembles like Klangforum Wien (Vienna, Austria), the Marlboro Music Festival, Ensemble Modern (Frankfurt, Germany), Omnibus Ensemble (Tashkent, Uzbekistan), Talea Ensemble (New York City), Boston Modern Orchestra Project and the St Paul Chamber Orchestra.

From 2007 to 2012, John was founding co-artistic director of the Los Angeles based What's Next? Ensemble with conductor Vimbayi Kaziboni. Under their joint leadership, What's Next? presented the works of over 70 southern California composers as well as masterpieces by composers ranging from Gérard Grisey to JacobTV.

John has taught at Ecoles d'Art Américaines de Fontainebleau since 2017. He has worked with students at the Conservatoire National Supérieur de Musique et de Danse de Paris, Oberlin Conservatory, Conservatoire du Grand Besançon, Northern Colorado University, and on faculty at the Lucerne Festival Academy, IRCAM's ManiFeste festival, and the Decoda Skidmore Chamber Music Institute.

John’s original compositions have been presented by the New Philharmonic (Omaha), Splendor Amsterdam, the Van Abbenmuseum (Eindhoven), the String Orchestra of Brooklyn, and Omnibus Ensemble.

John studied at the University of Southern California (BM, 2010), New England Conservatory (MM, 2013), and as a fellow of Carnegie Hall's Ensemble ACJW (2011-2013). His primary teachers include Kim Kashkashian, Donald McInnes, Garth Knox, and Roland and Almita Vamos.

Brannon Cho is the First Prize winner of the prestigious 6th International Paulo Cello  Competition, and is also a top prize winner of the Queen Elisabeth, Naumburg, and  Cassadó International Cello Competitions.  

Most recently, Brannon Cho is the recipient of the 2020 Janos Starker Foundation  Award, the Landgraf von Hessen Prize from Kronberg Academy, the 2019 Ivan  Galamian Award previously held by James Ehnes, and is a scholarship holder in the  Anne-Sophie Mutter Foundation. 

Brannon Cho has appeared as a soloist with many of the top orchestras around the  world, including the Helsinki Philharmonic Orchestra, Minnesota Orchestra, Chamber  Orchestra of Europe, Belgian National Orchestra, Tokyo Philharmonic Orchestra, and  Brussels Philharmonic. 

Born in New Jersey, Brannon Cho received his Bachelor’s degree from Northwestern  University’s Bienen School of Music under Hans Jørgen Jensen. He was awarded the  Artist Diploma from the New England Conservatory, where he studied with Laurence  Lesser. He also completed the Professional Studies program at the Kronberg Academy,  under the tutelage of Frans Helmerson. Brannon Cho performs on a rare cello made by  Antonio Casini in 1668 in Modena, Italy, and is sponsored by Thomastik-Infeld.