An avowed chamber musician, Eliah has appeared in numerous and varied formations at festivals throughout the world such as Estate Musicale a Portogruaro, Ascoli Piceno Music Festival (Italy), Kultursommer Rheinland-Pfalz, (Germany), Yokosuka Bay (Japan), West-Siberia-East Music Festival (Russia), Eilat Chamber Music Festival, Felicja Blumenthal (Israel), the Ravinia Festival in Chicago, Young Artists International in Los Angeles, as well as at the Adam Chamber Music Festival in Nelson (New Zealand). He has shared stage with such musicians as violinists Dora Schwarzberg, Ida Haendel, Roman Nodel, Felix Ayo, as well as many of the leading soloists of his generation.
He mostly performs in groups with piano, such as trio, quartet and quintet but he has also explored the vast string quartet repertoire in recitals in recent years. He was a founding member of the Amari Piano Trio and the Amos Piano Quartet in Germany. With the latter one he won the Gran Premio at the international chamber music competition in Varenna, Italy. He also founded the Emona Chamber Players as a flexible group of fellow-musicians fro concerts in New Zealand and Australia from 2018.
Significant part of Eliah’s chamber music agenda occupied the festival Musikfest Schloss Wonfurt in Bavaria, which he has been running as artistic director together with his wife Caroline von Bismarck since 2003. This festival aimed to revive the practice of traditional chamber music performance in the venues of the millennial Wonfurt Castle, located in the beautiful Franconian country side.
Eliah was also the creator and artistic director of the Festival Sefarad in the Spanish capital Madrid with artistic focus on the complex phenomenon of Jewish art music.
A portrait CD with chamber works for piano trio and piano quartet by contemporary German composer F.-F. Kaern was released in 2000 in cooperation with the German Radio “Deutschland Radio Kultur”. Eliah’s numerous chamber concert appearances have been broadcasted by Deutschland Radio Kultur, Classical Arts Showcase (USA), Radio Cultura (Brazil), Israel’s Kol haMusika, the Bulgarian National Radio and Radio New Zealand Concert.