PERFORTO  - a string duo for electric guitar and grand prepared piano (wood, metal, paper and other materials).

The Polish duo from Katowice explores improvisation through pitch, timbre, intensity and its consequences over time searching for a specific sensitivity sonoristic in the chaotic dimension of the environment - Intensively, delicately, penetratingly, subtly, radically!

Ola Rzepka - percussionist, pianist, composer, performer. A graduate of the Rhythmics specialisation at the Academy of Music in Academy of Music in Katowice at the Faculty of Composition, Interpretation, Education and Jazz and a scholarship holder of the Rhythmic Music Conservatory in Copenhagen (piano and percussion class).

She teaches piano improvisation at the Secondary Music School in Katowice, also conducts author's music lessons and workshops. Ola has performed at most festivals of avant-garde music, improvised, contemporary, pop and jazz music festivals in Poland, such as: Ad Libitum, Ars Cameralis, Ars Independent, Inne Brzmienia, Jazz Jantar, Meskie Granie, Off Festival, Opener, Woodstock Festival. As an artist, Ola has cooperated with the National Audiovisual Audiovisual Institute, the Polish Institute in Vienna, the Adam Mickiewicz Institute. She has performed with her own repertoire in Germany, Austria and Turkey. As a composer, she collaborates with renowned artists and theatres.

Łukasz Marciniak - Guitarist, composer, passionate about music. Co-founder of Brzoska Kolektyw - musical experiment - searching for a place for the consonance of words and sounds in the most optimal formula for them. Currently, he also works in the trio_io ensemble playing contemporary chamber music, and El topo trio - exploring the intricacies of strings and the risk of percussion. Author of music for films and performances. In solo activities, he works on his own language of articulation.