Alongside his acclaimed solo career, Oleksandr Pushkarenko is an active and sought-after chamber musician, regularly collaborating with outstanding pianists and ensembles across Europe. His chamber performances are distinguished by refined ensemble sensitivity, expressive depth, and a strongly communicative musical presence, qualities that make him particularly effective in duo and chamber settings.

He has appeared in numerous concert series and festivals in Italy and abroad, where he is appreciated for his stylistic versatility and his ability to establish an immediate and compelling musical dialogue with his partners. His chamber repertoire spans the core violin literature from the Classical to the early twentieth century, featuring major works by Mozart, Beethoven, Brahms, Franck, Grieg, Strauss, and Enescu, alongside other pillars of the violin-piano repertoire.