Don Marrazzo – voice
Charikleia Glavopoulou – voice
Nicolas Vassiliou – coach 
Dimitris Chandrakis – violin
Chara Siraviola
Dimitris Patras – violoncello
Nikos Kyriosoglou – piano
Chrisa Grenda – correpetitor 



Don Marrazzo possesses extensive experience as a voice teacher and arts management professional in the areas of executive management; artistic administration; programming and casting; young artist program development; and community and educational engagement. Mr. Marrazzo has maintained a voice teaching studio since 2002, and his students have performed with opera companies; orchestras; concert venues, and Broadway and Off-Broadway theaters internationally including the Metropolitan Opera; the Lyric Opera of Chicago; The Dallas Opera; The Glimmerglass Festival; the Santa Fe Opera; Staatsoper Stuttgart; Staatstheater Nürnberg, Opéra de Lyon; Oper Bonn; Festival d’Aix-en-Provence; the Dutch National Opera; Tiroler Festspiele Erl; The Grote Zangers Series at the Muziekgebouw; the Cincinnati Symphony Orchestra, the Concertgebouw Orchestra; the Philadelphia Orchestra; the Muziekgebouw; the American Globe Theatre; and the Richard Rodgers Theatre. They have won awards and honors from the Metropolitan Opera National Council Auditions; the George London Foundation; the Sullivan Awards; The Hnatyshyn Foundation; the Sylva Gelber Music Foundation, the Ferruccio Tagliavini International Competition for Opera Singers; the Alumni Enterprise Awards from The Music Academy of the West; the International Vocal Competition of s’Hertogenbosch (IVC); the Fritz and Lavinia Jensen Foundation Competition; the Schuyler Foundation for Career Bridges; the Anna Sosenko Assist Trust; the Canada Council for the Arts; the VSB Fonds; the Joop VandenEnde Foundation; and Classical Young Masters. They have been accepted into prestigious opera studio and training programs including the Lyric Opera of Chicago’s Ryan Opera Center, Santa Fe Opera’s Apprentice Artist Program, the Equilibrium Young Artists Program, and The Opera Academy at the Royal Danish Opera.

Prior to joining The Musical Horizons Conservatory as Head of Vocal Studies and Professor of Voice, Mr. Marrazzo was Head of the Classical Voice Department and Professor of Voice at the Conservatorium van Amsterdam (CvA). Under his leadership, the curriculum, level of student achievement, and international profile of the CvA’s Classical Voice Department grew exponentially. Before his work at the CvA, Mr. Marrazzo was the Executive Director of Astral Artists, an organization committed to the discovery, development, and promotion of the nation’s most gifted emerging classical musicians. Prior to his tenure at Astral Artists, Mr. Marrazzo was the Director of Casting & Artistic Operations for Glimmerglass Opera in Cooperstown, New York. He revitalized Glimmerglass’ mainstage casting, raised its acclaimed Young American Artists Program to an unprecedented level of achievement, and created and fostered collaborations with a number of renowned organizations, companies, and artists including the New York Festival of Song (NYFOS), The Morgan Library and Museum, the Bavarian State Opera, and baritones Håkan Hagegård and François Le Roux. Mr. Marrazzo first joined Glimmerglass as its Director of Public Relations, serving as chief representative to the local, regional, national, and international media, and liaison to the local community. A strong advocate of arts education, Mr. Marrazzo created numerous educational outreach initiatives during his tenure at Glimmerglass.

Mr. Marrazzo has served as a judge for the Metropolitan Opera National Council Auditions, presented seminars and masterclasses for the Graduate Vocal Arts Program at Bard College Conservatory of Music; the National Association of Teachers of Singing (NATS); Opera Viva! In Verona, Italy; Red River Lyric Opera; Penn State University; and Temple University and has served as a presenter and panelist for singer training forums with OPERA America.

A native of Bucks County, Pennsylvania, Mr. Marrazzo holds degrees in vocal performance from the Curtis Institute of Music and the Sweelinck Conservatorium, as well as an M.M. in Classical Voice Pedagogy and Performance and an M.F.A in Voice Pedagogy for Musical Theatre from Penn State University.



Soprano Charikleia Glavopoulou was born in Drama, Greece. She studied at the New Conservatory of Thessaloniki under Varvara Tsampali and graduated with a First Class Solo Diploma. She has attended masterclasses and lessons with Costas Pashalis, Nikos Zahariou, Eleni Karouso, Gabriella Ravazzi, Gabriele Pisani, Sergio Magli, F.M. Carminatti, Czaba Vegvary, George Hadjinikos, Daphne Evaggelatou, Mirella Freni and Cheryl Studer.

She went on to study at postgraduate level in Genova, Italy, with Gabriella Ravazzi and later in Athens with Varvara Gavakou.

Her Italian debut was in the lead role of Silvia in Mascagni’s Zanetto at the Teatro Mancinelli in Orvieto. In Italy, she gave vocal recitals in many cities and also toured with Gruppo Caronte. She also performed themed recitals with works by Greek composers at Teatro Carlo Felice Auditorium in Genova and at the Fiera Internazionale Di Milano.

In Greece she has collaborated with the Thessaloniki Municipal and State Orchestras, Thessaloniki Concert Hall, Thessaloniki Opera and other cultural institutions interpreting roles in Purcell’s Dido and Aeneas, Mozart’s Requiem, Menotti’s O Pulchritudo, Puccini’s Gianni Schicchi, Humperdinck’s Hansel and Gretel, Verdi’s La Traviata and Rigoletto. She has sung under the direction of distinguished maestros such as Loukas Karytinos, Nikos Athinaios, Dimitris Agrafiotis, Viron Fydetzis, Alkis Baltas and Luciano Di Martino.

Mrs Glavopoulou has performed in many music festivals around Greece as well as in solo and chamber music recitals. She performed Respighi’s Il Tramonto with the Aimilios Riadis Quartet at the Dimitria festival; she has also premiered works by Nicolaou with the Macedonian Saxophone Quartet at the Greek Composers Forum as part of the Dimitria festival. She interpreted the lead role of Margarita in the music-theatre show The story of Margarita…by Faust performing works by Schubert, Gounod, Verdi, Boito, Berlioz at the Centre for Drama Research. In 2013 she appeared at the Rhodes and Milos festivals and recently made a guest appearance at an Opera Gala homage to Verdi at the Tellogleio Cultural Centre.

She has been active as a singing teacher since 2000 and has worked at the New Conservatory of Thessaloniki, Music College, National Conservatory and the Municipal Conservatories of Lamia, Drama and Kavala. Since 2012 she has been teaching at the Summer Academy organized by the Municipal Conservatories Network.

Her students have excelled in competitions and have participated by means of audition in masterclasses organized by the Thessaloniki and Athens Megaron as well as other institutions. They have collaborated as soloists with the Thessaloniki State and Municipal orchestras and have performed at the Thessaloniki Megaron amongst distinguished singers under conductors such as Nikos Athinaios, Carolos Trikolidis, Miltos Logiadis and Andreas Tselikas. They have performed at the Centre for Music, the Municipal Theatres of Mitilini, Corfou, Lefkada, the Vafopoulos Cultural Centre of Thessaloniki and the Veria Megaron. In December 2012 her students performed three lead roles at Leoncavallo’s I Pagliacci at Aneton Municipal Theatre of Thessaloniki.

Mrs Glavopoulou is also a graduate of the Law School of the Aristotle University of Thessaloniki.



Pianist, conductor and composer, born in Athens. Studied piano, fugue, choral conducting in Athens and orchestral conducting at the Royal Scottish Academy of Music and Drama in Glasgow, through an Athens Academy scholarship (also awarded the “Alexander Gibson” grant in Scotland).

Taught music in secondary education, as well as piano and choral conducting at the Greek National Conservatory.

Director of children’s Choir “Manolis Kalomiris (1992-2000) teamed up many times with the Greek National Opera, the Athens Festival and the Athens Concert Hall Megaron.

Since 1994 participated in music preparation of at least 60 GNO productions as a repetiteur (broad repertoire, ranging from Purcell to Stravinsky, Verdi, Puccini, Ligeti, Dallapicolla etc). Initially, Assistant Director of the choir (2001/3), since 2005, chief Choir Director of the GNO (1st greek representation of Ligetis’ Grand Macabre, Wagners’ Tanhauser’, Adams’ Nixon in China e.t.c), a position held until 2011, when he became Studienleiter and assistant Orchestral Conductor of GNO, as well as head of Studies for the GNO Opera Studio.

Noted for conducting performances of 20thcentury opera pieces (Barber, Milhaud, Hindemith, Blacher, Glanert) and also rarely appeared classical pieces (Galuppi “L amante di tutte”, Mozart “La finta semplice”, Boccherini “Stabat Mater” e.t.c.) has also appeared as a conductor with the Athens State Orchestra and the Orchestra of colours, regurarly collaborates with Greek Composers Union in many world Premieres of compositions by contemporary composers.

Musical consultant of the Athens festival for 2017, as well as for the Pireaus Municipal Theater.

As a conductor for the GNO Alternative stage, conducted the greek premieres of Zimmermann’s “weisse rose”, Xenakis “Bacchae” and Borbudakis “z”.

In 2018, he conducted the final of the Maria Callas grand prix competition in Athens

Current projects include a new opera commissioned by the GNO Alternative stage and co operation with the National Opera Ballet in Stravinsky’s “Les Noces”.



Born in Thessaloniki-Greece in 1965.

 Founder member of the New Hellenic Quartet, he studied the violin at the Thessaloniki State Conservatory under Kosmas Galileas and at the Vienna Music Academy under G. Pichler. He graduated in 1988.

He has appeared as a soloist with all major Greek orchestras.

From 1996 until 2003, he was konzertmeister of the Thessaloniki State Orchestra.

 His discography includes all string quartets by Nikos Skalkottas, Giorgos Sicilianos, Mikis Theodorakis, Filippos Tsalachouris as well as the early string quartets by Carl Nielsen and the main chamber music works for string quartet by O.Respighi .

 He has been teaching for 20 years at the Thessaloniki State Conservatory. In 2002 he was appointed as a full time professor for violin at the University “Makedonia” of Thessaloniki.



Chara Sira, born in Athens-Greece, studied at the Hellenic Conservatory  under Sofia Pimenides and Stelios Kafandaris and at the Conservatoire National Supérieur de Paris under Jean Sulem and Bruno Pasquier. She was awarded a unanimous First Prize with a special distinction in viola in 1994, and went on to complete her training at the Bordeaux Conservatory under Tasso Adamopoulos.

 Member of the New Hellenic Quartet from 2001 to 2007, she has recorded works from Skalkotas, Respighi, Nielsen and Koshkin for BIS and has appeared in several chamber music festivals in Europe, the US and Asia.

 As a soloist she has appeared with the Thessaloniki State Symphony Orchestra, the Athens Camerata, the National Radio Orchestra and the “Orchestra of Colours”.

 A former principal violist of the National Radio Orchestra and the ‘Orchestra of Colours’ in Athens, she now holds the same position in the State Orchestra of Thessaloniki.

 She has been teaching the viola for several years at the National Conservatory and the Macedonia University of Thessaloniki.

 She is a member of the “A. Riadis” quartet and the “DissonArt Ensemble”.



Born in Thessaloniki, Greece in 1960. At the age of 6 he attended the State Conservatory of Thessalonica where he studied the cello. In 1980, after he received his cello diploma with honors, he earned the scholarship of the german state DAAD and he continued his studies in the “Hochschüle für Musik und Theater” in Hanover, Germany in the class of prof. F.J.Sellheim. He received the diploma of the soloist class in 1986 with honors. The same year, he continued his postgraduate studies in the Vienna Music Academy with André Navarra.

Dimitris Patras has performed as a soloist with all the greek symphony orchestras, with the Hannover Chamber Orchestra, with the french chamber orchestra “Helios’ and he has made many cello and chamber music recitals in music festivals in Greece, Germany, Austria, France, Denmark, Switzerland and Great Britain. He has performed many works of contemporary greek composers, some of which were written especially for him. He has also recorded his performances for the greek, german, danish and french radio and television.

He has taught in numerous international music seminars in Greece and in southern France. From 1989 to 2003 he was the principal solo cellist of the Thessalonica State Symphony Orchestra. He is the cellist of the chamber ensemble “Trio Salonique”. He is cello professor at the University of Macedonia and teaches cello at the Thessalonica State Conservatory.



Nikos Kyriosoglou was born in Serres, Northertn Greece, where he started the piano of twelve. His efforts were so fruitful that three years later he was accepted as a student of Niko Tasopoulo at the State Conservatory of Thessaloniki and later he earned a bachelor’s degree in music from the University of Macedonia-Department of Music Science and Art under the tutelage of the Russian pianist Tatiana Popandopulo. Following his graduation,in 2002, Nikos Kyriosoglou did postgraduate studies at the University of Music in Freiburg, Germany with renowned Professors Gilead Mishory and Pi-Hsien Chen and at the Lemmens Institute in Belgium with Professor Alan Weiss, his principal mentor. Other pianists who had a great influence in his artistic taste include Lazar Berman, Hans Leygraf, Roberto Szidon. .Kyriosoglou has been awarded first prizes and honors in several internationalcompetitions, such as the Thymis Piano Competition, the Muse International Piano Competition and the EPTA Piano Competition. He is also a very active chamber musician, appearing frequently in the most prestigious concert halls of Greece (AthensMegaron, Stavros Niarchos Foundation Cultural Center, Thessaloniki Concert Hall) and throughout Europe (Cyprus, Germany, France, Switzerland, Portugal, Bulgaria, U.K.),making him one of the most celebrated pianists of his generation in Greece. An avid chamber musician, Nikos Kyriosoglou has partnered with renowned peers including Rainer Moog, Rudolf Koelman, Geza Hosszu Legocky, Adriana Contino, Young-Chang Cho, Denis Bouriakov and Christoph Henkel and has performed on virtually every important concert series in Greece. He continuously presents masterclasses and has appeared as a collaborative pianist in the Porto Carras Music Masterclasses, the Montpellier International Summercourses and the Courchevel International Music Academy am ong others.As a soloist, Nikos Kyriosoglou has concertized extensively, performing with all the major Greek orchestras, successfully exploring a repertory that exceeds 17 major concertos, ranging from Haydn, Mozart, Beethoven, Saint-Saens and Liszt to Gershwin,Cage and other masters of the 20thcentury. He has also participated in numerous summer festivals, including the Aegina International Music Festival, Nafplion International Music Festival, Rhodes Festival, and many others. Kyriosoglou maintains active involvement with works of the 20thand 21stcenturies,performing solo and chamber music concerts in his home country, Cyprus, Germany and France.A recording artist, Kyriosoglou joined musical partner Malwina Sosnowski in Montpellier for a recital that was broadcasted by Radio France and Mezzo in 2008. Two years later, Radio BBC 3 selected his recording sand rebroadcasted it to Radio Polskie, NRK, Sveriges Radio, MR3-Bartók Rádió, Radio Romania.His various interests for the piano repertory range from baroque music and early classical period to the late romantic and contemporary period. His interpretation seeks to serve the composers’ demands with clarity and precision, as well as to bring out passion and commitment by using the piano as an instrument of expression and deepening the audience’s connection to music. Kyriosoglou continually explores the boundaries of the repertory and uses it as a vehicle to experiment with the contemporary and unexplored.

Parallel to his busy schedule of concert engagements, Nikos Kyriosoglou devotes much time to teaching, working alongside young talents to foster the next generation of classical music ambassadors and continues to serve as collaborative pianist at the State Conservatory.



Chrisa was born in Thessaloniki, Greece. At the age of 5, she took her first piano lessons. After obtaining her piano diploma (first prize for her diploma recital) she continued her studies at the Music Academy “Hanns Eisler” in Berlin. She also studied music theory, harmony and composition. She has participated in several master classes of outstanding piano teachers. In 1996 she won the 2nd prize for her performance in contemporary music at the “Hanns Eisler” competition in Berlin.

As a composer she has participated with her own compositions in concerts at the Athens Concert Hall and the State Opera in Berlin. Having a special interest in chamber music she has collaborated with many well-known musicians and has performed in Greece and other European countries (Germany, Switzerland, France, Spain, Sweden) at very important venues as: Cite de la musique Paris, Barbican Center London, Sage Gateshead Newcastle, Town Hall Birmingham.

From 2007 to 2011 she teached the piano at the Music Department of the Macedonia University in Thessaloniki. She was also piano assistant at the Summer Music Academy in Corfu and at “Ticino Musica” festival in Switzerland. Since 2014 she has been working as correpetitor / vocal coach at the Lefkas Music Week.