An active choral/orchestral conductor, Dr. Deaconoff was one of only sixteen conductors chosen by Chorus America to participate in the 2006 Beethoven Conducting Master Class with the Philadelphia Singers and their Music Director David Hayes, and Music Director of the Philadelphia Orchestra, Christoff Eschenbach. 

In 2015 Voices of Silicon Valley led by Cyril Deaconoff became one of the first choral groups to use OMAX, a new software plugin developed at IRCAM in Paris. OMAX improvises on live sound and creates visual graphics to illustrate its improvisation. A video demonstration of this work will be posted on VOSV web site

Other recent conducting projects included a performance of Stockhausen Stimmung with Voices of Silicon Valley, 1st performance of this modern masterwork in San Francisco in more than 30 years, and Bach Johannes-Passion with members of Philharmonia Baroque, California Bach Society and other SF Bay area groups.

Cyril Deaconoff Gloria for soprano solo, mixed chorus and instrumental ensemble



Renowned San Francisco Chronicle writer and critic Joshua Kosman writes a preview of Voices of Silicon Valley Stimmung performances:

From SF Classical Voice review of Voices of Silicon Valley Stimmung concert:

"The inspiration of new challenges motivates Cyril Deaconoff, the conductor and artistic director behind Voices of Silicon Valley... The engineers from Stanford’s Center for Computer Research in Music and Acoustics (CCRMA) provided world-class amplification."

"This ensemble boasts not only a great mission but also great vocal talent. "

In 2017 Bay area's classical KDFC named Voices of Silicon Valley among 8 groups changing Bay area:

Bay area's KQED (Cy Musiker) has selected VOSV Stimmung performances for Bay area's The Do List:

Stockhausen Foundation in Germany honored our work by officially listing our concerts on their 2017 performances list for May 13 and 21, thus giving them international status at the request of Collegium Vocale singers who advised VOSV for this project.