Cili Marsall started playing the piano at the age of six, but after two years, she decided to switch to the clarinet. In 2014, she won a composer prize from the Cédrus Art Foundation (Hungary). In 2015, she won first prize at the Regional Clarinet Competition (Érd, Hungary). The next year, she won first prize at the 13th Annual Clarinet Competition, sponsored by the music schools of Hungary, and then shared first prize at the International Clarinet Competition of Music Schools (Subotica, Serbia, 2016). As her interest turned in the direction of Boogie Woogie, she took boogie piano lessons from Andreas Sobczyk (Vienna) and Balázs Dániel (Győr, HU). Since then, Cili Marsall has regularly played with her father, David László Marsall (clarinet, saxophone), on international stages. In 2018, she performed with the Marsall Quartet at the Bohém Ragtime Jazz Festival (Kecskemét). During the same year, she organized her own small Boogie Night in Hungary.

Cili was invited to be a guest musician at the 11th International Boogie Woogie Festival in Győr. In addition, Axel Zwingenberger invited her to perform as a guest soloist at Vienna’s Metropol (Axel Zwingenberger’s Boogie Woogie News, April 2019). That same year, she performed at the Hamburg Boogie Woogie Connection (organized by Axel Zwingenberger and Vince Weber). At these performances, she enjoyed playing alongside distinguished blues, boogie, and stride piano players such as Neville Dickie (UK), Mark Lincoln Braun (USA), Christian Willisohn (DE), Michael Kaeshammer (CA), and Axel Zwingenberger (DE).

In 2022, she was invited to the Boogie Nights by Chris Conz. In 2023, she organized her first Boogie Woogie & Swing Show at the Wiener Metropol (Vienna, AT), where she invited Axel Zwingenberger and Christoph Steinbach as star guests. That year, her schedule included performances at renowned Boogie and Blues Festivals such as the Boogie Woogie Festival Laneuveville (CH), the Festival Blues in Hell (Norway) and the world’s biggest Boogie Festival – Boogie Woogie Laroquebrou (FR).

Cili became a regular performer at jazz and boogie woogie festivals all over Europe, sharing the stage with acclaimed musicians such as Axel Zwingenberger (DE), Wil Sargison (AU), Ladyva (CH), Luca Filastro (IT), Carl Sonny Leyland (USA) etc..

In 2024, she had the honor of performing at Joja Wendt’s New Year’s concert at the Elbphilharmonie Hamburg, marking a significant milestone in her musical career. In the same year she also performed at the renowned Edinburgh Jazz & Blues Festival in Scotland. Since then, she has performed a second time at the Hamburg Boogie Woogie Connection and organized her second Boogie Woogie & Swing Festival, featuring guests such as Luca Sestak (DE) and the world-famous gypsy jazz guitarist Harri Stojka (AT). Since 2019, she has been studying jazz piano at the Anton Bruckner Private University in Linz, Austria (AT).