Michael Schneider comes from Salzburg, where he began his musical career at the Mozarteum with piano and singing. He continued his academic training at the University of Music and Performing Arts Vienna (mdw). There Schneider completed IGP piano as well as orchestral and choral conducting and graduated with distinction in all studies.
He not only excels as an outstanding choirmaster, but is also a successful choral and orchestral conductor. Thus, Michael Schneider took over concerts as a guest with the Vienna Radio Symphony Orchestra (RSO), the Gdansk Philharmonic Orchestra or the Vienna Singverein, among others. In 2017, he was engaged by the Vienna Symphony Orchestra as choral conductor for the China tour to rehearse the choirs there for Beethoven's 9th Symphony under Philippe Jordan.
In addition to his work for the Chorus Viennensis, Michael Schneider is also artistic director of the Ensemble Interpunkt, which he founded, and the Collegium Vocale Solists Ensemble.
Since 2017 he has been choral director of the Klosterneuburg Opera.
Michael Schneider has held a teaching position at the Institute for Music Leadership at the mdw since 2020.

Florian Maierl received his first choral conducting lessons at the age of 15 at the Upper Austrian State Music School. This was followed by studies at the University of Music and Performing Arts Vienna (church music, solo singing and vocal pedagogy). A year of study abroad took Maierl to the Sibelius Academy in Helsinki. He completed masterclasses with renowned choir conductors such as Erwin Ortner, Johannes Prinz, Johannes Hiemetsberger, Volker Hempfling, Robert Sund and Veli-Markus Tapio.
Florian Maierl worked as an assistant with several choirs (including the Vienna Singakademie, the German Youth Chamber Choir and the Gumpoldskirchner Spatzen). In 2006, he founded coro siamo, which he has been directing ever since. Maierl teaches conducting and ensemble direction at the Mozarteum in Salzburg and at the Archdiocese of Vienna's Conservatory of Church Music, and is also an occasional lecturer at choir director courses and singing weeks.

Florian Maierl's compositions and arrangements have been performed by the Vienna Chamber Choir, the Upper Austrian State Youth Choir, coro siamo, the Choir of the University of Music and Performing Arts Graz and the vocal ensemble Lalá, and some have also been released on CD.

Alexander Jost received his first musical training with the Vienna Boys' Choir. While studying at the Vienna Music High School, he also studied piano at the Prayner Conservatory under Prof. Stalze. He acquired his choral conducting skills under Univ.-Prof. Herbert Böck. As a singer, Jost has performed in numerous choirs and also worked for six years at the Music Institute for Objectified Music Education. Since 2012, Jost has been working as a répétiteur at the Elfriede Ott Drama Academy and regularly as a musician for the Empire Studio. Alexander Jost conducts several choirs in Vienna and the Weinviertel region, and in autumn 2017 he took over the leadership of the newly founded Karlsknaben choir. Since autumn 2013, Jost has been the elementary school bandmaster for the Vienna Boys' Choir.

As a composer, he has created small choral works, primarily for the Chorus Viennensis. He has also worked for the choir as a singer, répétiteur, arranger and assistant to his predecessors.

Raoul Gehringer is a former member of the Vienna Boys' Choir. In addition to studying at the Vienna Conservatory (piano and clarinet), the University of Vienna (mathematics and history) and the University of Music and Performing Arts Vienna (music education and composition), he was a singer, assistant and accompanist in various choirs. Between 2000 and 2007, he was choirmaster of the Vienna Boys' Choir, during which time he undertook eight tours with over 500 concerts in more than 20 countries. As a composer, Gehringer has written small choral works, primarily for the Vienna Boys' Choir and the Chorus Viennensis; in 2004, his children's opera ‘Moby Dick’ premiered at the Vienna Musikverein. As an orchestral conductor, he has worked with the Vienna Chamber Orchestra, the Johann Strauss Orchestra Vienna, the Nueva Filarmonica de Mexico and the Bratislava Chamber Ensemble; from 2005, he was guest conductor of the Vienna Tonkunstvereinigung. From 2008 until the onset of his ALS, Gehringer was assistant to the artistic director of the Vienna Boys' Choir.

Raoul Gehringer instilled serenity and personal responsibility in the singers of the Chorus Viennensis. Through his work with the Vienna Boys' Choir, he motivated many young singers to join the Chorus Viennensis, which led to a significant rejuvenation of the choir.

Michael Grohotolsky was born in Vienna, was an alto soloist with the Vienna Boys' Choir and studied music and vocal pedagogy. Since November 2001, he has held the position of choir director at the Neue Oper Wien. In 2003, Michael Grohotolsky was awarded the Erwin Ortner Fund's sponsorship prize for young choir directors.
In 2007, he became artistic director of the Vienna Chamber Choir, having previously (from 2005) conducted it together with Johannes Prinz. In addition to his work as a conductor and choir director, he is also a lecturer at various vocal weeks and choir director courses. Since 2006, Michael Grohotolsky has been teaching conducting, ensemble and instrumental conducting at the University of Music and Performing Arts Vienna.

Under Michael Grohotolsky, the Chorus Viennensis has rehearsed repertoire that had not yet been sung and set new standards of interpretation. Under his direction, the CDs ‘Pasticcio’ and “Weihnachtsstimmen” as well as the ORF CD ‘Herwig Reiter: Chorwerke II’ – all featuring male choir pieces – were recorded.

Raoul Gehringer received his first piano lessons at the age of six and was a member of the Vienna Boys' Choir from the age of ten to fourteen. He studied at the Vienna Conservatory (piano and clarinet), at the University of Music and Performing Arts Vienna (choral conducting with Johannes Prinz, composition with Heinz Kratochwil) and at the University of Vienna (mathematics and history). Gehringer was a singer, assistant and accompanist in various choirs (Concentus Vocalis, Vienna Concert Choir, Vienna Chamber Choir, Chorus Viennensis) as well as a teacher of music education and aural training with the Vienna Boys' Choir.

As artistic director of the Chorus Viennensis, Raoul Gehringer paid particular attention to 20th-century male choir literature, while also further developing the choir's other strengths (such as motets and works by Schubert). Gehringer conducted the Chorus Viennensis in the final of the EBU competition ‘Let the Peoples Sing’ in 1997.

Walter Lochmann was born in Vienna and trained as a musician at the Academy of Music. He regularly performs as a conductor, composer, arranger and pianist. The most important stages of his musical career to date are: teacher of music at a Viennese grammar school, solo répétiteur and second choir director at the Vienna Volksoper, founding member, conductor and director of studies at the Vereinigte Bühnen Wien. He is also musical director of summer festivals (Bad Hersfeld, Bruck an der Leitha) and, since 2007, musical director at "teatro" – an association that develops theatre with children for children. He has often performed at concerts of the Chorus Viennensis with piano accompaniment.

Under Walter Lochmann, the Chorus Viennensis perfected the Viennese Lieder repertoire and qualified for the final of the EBU competition "Let the Peoples Sing".

Guido Mancusi was a soprano soloist with the Vienna Boys' Choir. He graduated from the Vienna Music High School and then studied at the Vienna Conservatory (bassoon and singing) and at the Vienna University of Music (composition with Erich Urbanner and conducting with Karl Österreicher), graduating with honours. Mancusi is the founder of the Baroque Ensemble Vindobona. He was musical assistant to Adam Fischer and Riccardo Muti at La Scala in Milan and at the Bayreuth Festival. Since 1998, Mancusi has been principal conductor of the Schönbrunn Palace Orchestra Vienna, which specialises in Viennese classical music. As a conductor, he has performed at the Vienna Festival, the Vienna Klangbogen, and in England, Argentina, Japan and the USA. Mancusi is currently a professor at the Vienna Conservatory Private University and works as a freelance concert conductor.

Guido Mancusi's work as choir director with Chorus Viennensis began with a great success: winning first prize and the interpretation prize at the 5th International Franz Schubert Male Choir Competition. Mancusi has created many compositions and arrangements (including Viennese songs) for male choir and has greatly expanded the repertoire of the Chorus Viennensis (Schubert, Hindemith, Schönberg, etc.). Challenging concerts and significant CD productions (with Philips and ORF) have raised the choir to a professional level under his direction.

and occasionally Herbert Böck

Uwe Christian Harrer completed his studies at the Vienna Academy of Music; Hans Gillesberger, Ferdinand Grossmann and Hans Swarovsky were among his teachers. Upon completing his studies, he began working as a voice and choir teacher with the Vienna Boys' Choir. Numerous tours took him throughout Europe, North and South America, Africa and Asia. In the 1980s, Harrer finally took over the artistic direction of the Vienna Boys' Choir. From 1986 to 2009, he was artistic director of the Vienna Court Orchestra. Harrer conducted several orchestras (including the Vienna Symphony Orchestra, the Bruckner Orchestra Linz and the Vienna Chamber Orchestra) and renowned soloists such as José Carreras, Walter Berry, Peter Schreier and Hermann Prey sang under his baton. He has been teaching at the Department of Music Education at the Vienna University of Music since 1978. In 2000, he was appointed full professor.

Under Uwe Christian Harrer, the Chorus Viennensis has recorded many new productions for Philips Classics together with the Vienna Boys' Choir and has also enjoyed concert successes (such as with Puccini's "Messa di Gloria"). The male choir concerts in Passau and Leonding are also worthy of mention.

and occasionally Axel Theimer

Uwe Theimer received his musical training with the Vienna Boys' Choir and at the Academy of Music and Performing Arts in Vienna (composition with Prof. Alfred Uhl, conducting with Prof. Hans Swarowsky). He was Kapellmeister with the Vienna Boys' Choir, répétiteur at the Vienna State Opera and musical assistant to Karl Böhm, Lorin Maazel and James Levine at the Salzburg Festival, director of studies at the Vienna Volksoper, and conductor at the Vienna Chamber Opera and the Vienna Volksoper. He has given concerts as a song accompanist and conducted on all continents, led master classes and given guest lectures at universities and colleges in Japan and the USA. Since 2000, he has been a full professor at the University of Music in Vienna.

Uwe Theimer has developed an extensive repertoire of male choir literature with the Chorus Viennensis. He has made many specific arrangements for the choir, which have subsequently established themselves as long-running successes. In 1982, a record was made under Theimer's direction, featuring the Chorus Viennensis for the first time (see discography).

After studying at the University of Music in Vienna, Trabesinger was choirmaster for the Vienna Boys' Choir in the 1970s. In 1980, he accepted a professorship for solo singing at the Anton Bruckner Conservatory in Linz. From 1992 to 1994, he was artistic director of the Mozart Boys' Choir and in 1994 he founded the Schubert Boys' Choir and the vocal ensemble Danubia Wien. Since 1982, he has been teaching at the University of Music in Vienna and also works as a voice coach for the Vienna Boys' Choir.

With Trabesinger, the Chorus Viennensis became acquainted with the sound of a male choir based on Carinthian song, and under his direction, the choir gave its first concert as an independent ensemble in Waldhausen in 1976.

Hans Gillesberger was one of the most successful choir directors of the post-war period, who trained and influenced generations of Austrian music teachers and musicians in his educational work. On the occasion of his 100th birthday, the book ‘Hans Gillesberger. Voice Coach, Choir Director, Conductor’ (by Michael Gillesberger / 2009; ISBN 978-3-85068-837-6) was published.

Gillesberger had high standards of quality and attached great importance to homogeneity, text intelligibility and intonation. Under his direction, many records were recorded together with the Vienna Boys' Choir (various masses, Bach cantatas, Bruckner motets, Bach's St John Passion, oratorios, etc. - see discography for details).

as well as supporting the Vienna Boys' Choir conductors:

Hermann Furthmoser
Gerhard Lang
Xaver Meyer

Ferdinand Grossmann is one of the most important Austrian musicians of the 20th century. The book "Den Sängern ein Vater" (A Father to the Singers) (by Désirée Hornek / 1987; ISBN 3-85058-014-8) recounts the most important stages of his artistic career.

Grossmann laid the foundations for the Chorus Viennensis, promoting vocal training and focusing on intonation and phrasing. The choir sang demanding male choir literature. Particularly noteworthy is a performance of Bach's St Matthew Passion together with the Vienna Boys' Choir in the Vienna Hofburg Chapel. Several records were made under his direction (see discography).

Helmuth Froschauer (1933–2019)
Gerhard Track (1934–2022)

The two conductors of the Vienna Boys' Choir provided the first sheet music for male voices and encouraged the joy of singing in a male ensemble.