LISON BETTLER
• Gold medal for workmanship, Metelka international violin-making competition – Prague 2017
• Special award for the best varnish, Metelka international violin-making competition – Prague 2017
• Bronze medal (general competition), Metelka international violin-making competition – Prague 2017
• Finalist, Mittenwald international violin-making competition – Germany 2018
• Finalist, certificate, « Viola’s » international violin making competition – Paris 2022
ETIENNE BELLANGER
• Best sound award, « Viola’s » international violin making competition – Paris 2012
• Prize « Coup de cœur » from Françoise Gnéri, « Viola’s » international violin making competition – Paris 2012
• Prize « Coup de cœur » from Pierre Caradot, « Viola’s » international violin making competition – Paris 2012
• Finalist, certificate, « Viola’s » international violin making competition – Paris 2014
• Prize « Coup de cœur » from Bruno Pasquier, « Viola’s » international violin making competition – Paris 2022
• Special violin makers jury award, Mirecourt international violin making competition, 2026
• 3rd Prize, viola, Mirecourt international violin making competition, 2026