Orchestra and Chamber Music


Rachelle Betancourt, Chamber Music

American violinist Rachelle Betancourt has performed to critical acclaim on five continents. She is a member of the Frankfurt Radio Symphony Orchestra (hr-Sinfonieorchester) in Germany. After graduating from Rice University, summa cum laude, under the tutelage of Kathleen Winkler, she was awarded a Fulbright Grant to study in Germany with Ida Bieler at the Robert Schumann Hochschule for Music in Duesseldorf, where she earned both the Konzertexamen Diploma and Chamber Music Certificate with the highest honors. She has won competitions at the international and national level, and she regularly performs chamber music and solo concerts in America and Europe. Rachelle is also active in outreach and education programs on both continents and speaks English, German, and Spanish fluently.




Rafael Betancourt, Chamber Music

Rafael Betancourt is a frequent guest on concert stages around the world. Born in Venezuela, he earned his Bachelor and Master of Music degrees with full scholarships at Florida International University (with Robert Davidovici) and Lynn University (with Elmar Oliveira and Stephen Majeske) respectively. In Germany he worked intensely with Professor Ida Bieler (Robert Schumann Hochschule Duesseldorf). He has performed in orchestras such as the Schleswig-Holstein Musik Festival Orchestra, the New World Symphony, and Florida Grand Opera among others. As a chamber musician, he has collaborated with artists from the Metropolitan Opera Orchestra, the Frankfurt Radio Symphony Orchestra, the Frankfurt Opera and Museum Orchestra, and other major ensembles. He has given master classes in Europe and North and South America, and his students have won prizes in numerous competitions.



Timothy Cho, orchestra conductor
From Seoul, South Korea, Yoon Sang Timothy Cho is a dedicated conductor and violinist in New York City. His current posts are Music Director/Conductor of Bergen Philharmonic Orchestra, Manhattan Music Festival, Amadeo Symphony Orchestra. Mr. Cho has made Guest Conducting appearance with K-Radio Philharmonic Orchestra. He has worked with New York Classical Symphony Orchestra as the assistant conductor for four seasons and with the Greenwich Symphony Orchestra for two seasons. Tim has made appearances in world renowned venues such as Carnegie Hall, Forrest Theatre, Smetana Hall, Dvorak Concert Hall, etc. Outside the classical scene, Tim collaborates with several rising producers/bands. He has performed with Young the Giant and Grouplove [Universal Records] for their 2012 East-coast tour at venues such as House of Blues, Electric Factory, Terminal 5, 9:30 Club.

Mr. Cho began his career in San Jose, CA with several award-winning violin performances with San Jose Young Artist Concerto Competition, California Young Artist Concerto Competition. Tim has also toured with San Jose Youth Symphony as the concertmaster in various countries in Eastern Europe and South America where the orchestra was awarded with the Ambassador Award for Cultural Diplomacy by the U.S. Ambassador, the Hon. April H. Foley. Mr. Cho received his Bachelor of Music Degree in 2014 for Violin Performance under Isaac Malkin at Manhattan School of Music. He received his Master of Music Degree in 2016 for Orchestral Conducting under Maestro George Manahan at Manhattan School of Music.


Alyssa Greengrass, Flute
New York City based flutist Alyssa enjoys a vibrant career as a performer and teacher. Dedicated to chamber music, Alyssa is the Founder and Director of the Nassau Chamber Music Society on Long Island. She is a founding member and sole flutist of two dynamic New York City based ensembles, Rebow and Moxie. As an orchestral, chamber, and solo artist, she has had the pleasure of performing in many prestigious venues such as Carnegie Hall, Symphony Space, Avery Fischer Hall, and Alice Tully Hall. 

Alyssa has had the pleasure of working with renowned conductors like Kurt Masur, Jaques Lacombe, George Manahan and Keith Lockhart. She is the first prizewinner of the Kentucky Flute Society Duo Competition, Mason Gross Concerto Competition, Atlantic Winds Concerto Competition, and second place winner in the Eisenberg-Fried Concerto Competition. Alyssa has performed in numerous masterclasses for renowned flutists such as, Robert Langevin, William Bennet, Stefan Hoskuldsson, Keith Underwood, Marianne Gedigian and Stefanie Mortimore. She has participated in numerous festivals such as the Orford Center for the Arts, Pierre Monteux, Oxford International Flute Summer School, and Brevard Music Center.

As a passionate teacher, Alyssa has presented numerous masterclasses and clinics for young musicians throughout the city and abroad. She served on the faculty of Manhattan School of Music’s summer program Camp MSM. There, she taught private lessons, coached chamber music, assisted with Orchestra Rehearsals and ran a Flute Ensemble. Alongside Woodwind Department Chair of Manhattan School of Music, Linda Chesis, Alyssa co-presented the Well Prepared Flutist, an audition “boot camp” run in New York City for young flutists. She is a Distance Learning Teaching Artist at Manhattan School of Music where she has presented numerous masterclasses and lessons to students over the Internet in a wide range of locations including, London, Croatia, Nebraska, and Upstate New York. Alyssa maintains an active private teaching studio in New York City and Long Island.

Alyssa received her Masters Degree from Manhattan School of Music and her Bachelors Degree from the Mason Gross School of the Arts at Rutgers University. 


Bert Hill, Chamber Music
New York-based horn player Bert Hill is an active concert artist.  From orchestral concerts at Lincoln Center and Carnegie Hall to Mexican Banda late night in the Bronx, he is at home performing a wide array of musical styles and genres! As a member of the 2016 Radio City Christmas Spectacular Orchestra, Bert will be heard in dozens of performances in the historic hall throughout the winter of 2016. Additionally, he has recently been heard in performances with Harrisburg Symphony Orchestra (PA), Northeastern Pennsylvania Philharmonic (PA), Distinguished Concert Artists International (NYC), Metropolis Ensemble (NYC), The Experiential Orchestra (NYC), Loft Opera (NYC), Geneva Light Opera (NY), Contemporaneous (NYC), Chamber Orchestra of NY (NYC), Mimesis Ensemble (NYC), The Public Theater (NYC), 2016 Drama Desk Awards (NYC), and Lafayette Symphony Orchestra (IN), to name just a few.

With an ever growing list of recording credits, Bert can be heard on the albums Silincio en Juarez (2015 Albany Records) performing the music of composer Juan Pablo Contreras, Journey to Journey (2011 Universal Records: Japan) featuring the compositions of Miho Hazama, Carry Me Home (2010) with Chicago based soul band The Right Now, The Symphonic Ellington (2012) with Manhattan School of Music Jazz Philharmonic, as well as a forthcoming recording of lesser known Ralph Vaughan Williams’ music with the Chamber Orchestra of NY (2017 Naxos Records). He has also recently recorded on E-flat alto horn with NYC-based Mexican style brass band Banda Nueva York.

In addition to many chamber and recital engagements, Bert has been a featured concerto soloist in performances of Ignaz Lachner’s Concertino for Horn and Bassoon (2014) with the Chelsea Symphony, Schumann Konzertstucke (2013) with the New York Symphonic Arts Ensemble, and Reinhold Gliere's Horn Concerto, Op. 91 (2010) with the Sewanee Summer Music Festival.

An active educator, Bert keeps a private studio and has been on the horn faculty of Manhattan School of Music’s Camp MSM since 2013. He is a weekly coach with New York City’s largest youth orchestra, Interschool Orchestras, and has participated in engagements with the 3rd Street Settlement Music School, New Jersey Youth Symphony, Face The Music, and others. Additionally, he has performed as a teaching artist with Bridge Arts Ensemble and Metropolis Ensemble, bringing engaging, educational, outreach to students of all ages

Originally from Indiana, Bert relocated to New York City in 2011 after completing his studies at Temple University (MM) with Shelley Showers and Indiana State University (BS) with Brian Kilp. He lives with his wife, bassoonist Allison Nicotera.


Max Jacob, Chamber Music
Max Jacob, as a musician-entrepreneur, is the co-founder, executive director, and bassist of the conductorless string ensemble “Shattered Glass.” Max studied with Metropolitan Opera bassist Jeremy McCoy at Manhattan School of Music to earn a Bachelor of Music degree in orchestral double bass. Doubling on electric bass, Max has performed with Talib Kweli and Pumpkinhead. He currently performs and tours with Zusha as bassist and music director. As an active composer/arranger, Max has had string arrangement commissions from Kinetics & One Love, Vita Chambers, and Zusha. Max Jacob plays on an exceptional Milanese double bass from the early 19th century as well as a G&L L2000 electric bass.


Elad Kabilio, Chamber Music
Praised by The New York Times for his playing “vibrantly”, “full of texture and nuance”, and with “marvelous imagination”, Israeli cellist Elad Kabilio is an active soloist, chamber musician and teaching artist. Among his recent performances are Weill Hall at Carnegie Hall, Alice Tully Hall, the Morgan Library and the Joyce Theater in New York City. He has also performed at the Aspen Music Festival, Young Artist Festival in Bayreuth – Germany and was featured on WQXR Radio. Mr. Kabilio collaborates frequently with dancers from top ballet companies such as New York City Ballet and the American Ballet Theater, and served as the music director of Ballet Next (2011-2014). He currently serves as the Music Director of the Ashley Bouder Project, based in New York City. Mr. Kabilio has taught in numerous schools both in Israel and New York City, and is currently teaching thru Manhattan School of Music’s distance learning program and at the summer camp. Mr. Kabilio is committed to bringing music to new audiences and is the founder of MusicTalks, a chamber music series devoted to breaking down the barriers between musicians and audience by taking advantage of the intimacy that chamber music provides. Mr. Kabilio has received numerous awards throughout his career. He was selected by the Israel Ministry of Culture as an “Outstanding Musician” and served in the Israeli Army as a member of the Israeli Defense Force string quartet, performing concerts throughout Israel. He was awarded second prize at the Buchmann-Mehta School of Music string competition where he also received the “Orchestra Excellence Award” from Maestro Zubin Mehta. Elad has performed with the West-Eastern Divan Orchestra, under the baton of Daniel Barenboim, on tours in Europe and the US. He has also performed with conductors such as Zubin Mehta, Gustavo Dudamel, James Conlon, David Zinman, Leonard Slatkin, Itzhak Perlman and JoAnn Falletta.


Irena McGuffee, Viola
Originally from Bulgaria, violist Irena McGuffee is the recipient of numerous awards and distinctions including the MTNA chamber music award and the Boca Pops Scholarship Competition. She has performed under many renowned conductors, Leonard Slatkin, Pierre Boulez, Gunter Schuller, Charles Dutoit, and Kurt Masur, among others. Ms. McGuffee received her Master of Music degree from the Manhattan School of Music, and Bachelor degree Summa Cum Laude from the Harid Conservatory in Boca Raton, Florida. She regularly performs with the Berkshire Bach Ensemble, Mark Morris Dance Group, Matilda on Broadway and in chamber music settings in New York City, where she currently resides. 


Sam Nester, Chamber Music
Sam Nester is an Australian trumpet player based in New York. Mr. Nester has performed for Lincoln Center’s Mostly Mozart Festival & Lincoln Center Out of Doors, the Beijing Modern Music Festival, Paris Opera Ballet, American Composer’s Orchestra, Stamford Symphony, Wordless Music Orchestra, TILT Brass, the Festival of New Trumpet Music, and as soloist for the New York Philharmonic’s Very Young Composers program. Mr. Nester is the recipient of the 2016 Brian Boak Outstanding Performer award. In 2015 he received a Kevin Spacey foundation Artist of Choice award, with the ensemble LATE SEA. In addition, he has been the recipient of a Dame Joan Sutherland grant for Music and two Australian Music Foundation awards. Mr. Nester graduated with a Bachelor of Music studies from the Queensland Conservatorium in 2007, furthering his studies and receiving First Class Honors from the Western Australian Academy of Performing Arts in 2009. During this time, he was awarded a Fulbright scholarship to attend the Manhattan School of Music where he received a Master of Music degree in 2012. Mr. Nester is currently completing a Doctorate of Musical Arts at the Manhattan School of Music, performs as a Teaching Artist for Bridge Arts Ensemble, and serves as the Artistic Administrator of Community Engagement at the Juilliard School.


Phil Rashkin, Chamber Music
Phil Rashkin, a Los Angeles native, performs dynamically as a conductor, symphonic, and solo musician. He maintains an active schedule as a coach with Face the Music, as a conductor with Opera Upper West, and as an oboist with The Manhattan Symphonie and The Chelsea Symphony. Mr. Rashkin is a member of the shifting landscape of classical music: as a conductor for Opera Upper West’s immersive, real-time performance of Le nozze di Figaro; as a recipient of The Marin Alsop Entrepreneurial Award with the ensemble A Closer Look; as a teacher and coach at the Kaufman Center’s Special Music School and The Horace Mann School. Mr. Rashkin recently toured with Josh Groban for his new album Stages. Artists with whom Mr. Rashkin has worked include Wycliffe Gordon, Sasha Cooke, and Mark O’Connor. Mr. Rashkin attended Mannes College The New School for Music, where he received a Bachelor’s and Master’s Degree in Music Performance. Mr. Rashkin's musicianship has been described as "particularly ravishing" (The Observer) and "choice, tersely delivered moments from Phil Rashkin.." (Lucid Culture)