In 2010 he began his international career and since then, he has been performing throughout the world and has made regular appearances on radio (Spain,[4] England,[5] Argentina, France, Venezuela, Russia, Japan, United States, Mexico and Italy.

[7] In 2017, Lavernier first met the actor Ugo Dighero[8] with whom he began a collaboration for the show "Platero y Yo"[9] by Juan Ramon Jimenez and music by Mario Castelnuovo-Tedesco.

[10] The following year, master luthier Carlos Gonzalez Marcos created La Soñada (a new eleven-strings guitar) for contemporary music and he gave it to Christian Lavernier.

The project involves some great Italian and international composers (Azio Corghi, Angelo Gilardino, Andrea Talmelli, Flores Chaviano, Leo Brouwer, Alberto Colla, Nicola Campogrande).

In 2021 EMA Vinci released the album "Aria"[18] which includes ten unpublished compositions for eleven-strings instrument written by Lavernier.