French-born and from Italian heritage, Bertille graduated from Paris-Dauphine University with a Bachelor’s degree in Social Sciences and Public Action whilst studying the French horn. She then studied the French horn at the Conservatoire à Rayonnement Régional de Paris before entering the Royal College of Music in London for a Master of Performance degree. After graduating in 2022, Bertille has worked as a freelance horn player in the busy London music scene alongside co-founding the Festival de La Gente, a chamber music festival, in Corrèze, France.