Since 2004, Thierry won many multiple instruments competitions, among them :
- Concours des Jeunes Artistes de Radio-Canada
- Concours de musique du Canada (Guitar cat. 3 times)
- Concours de musique du Chœur de la Montagne (2 times)
- Festival-concours de musique de Sherbrooke, (Solo, Concerto and Recital)
- National Music Festival, Moncton (Guitare cat.)
- Vallées-des-champs
- Grand-Prix de Guitare de Montréal
International competitions (Guitar)
- 1st prize Alma Hanoï International Guitar Competition – Hanoï, Viêt Nam
- 1st prize 17th International Guitar Competition Robert Jean-Vidal – Barbezieux-Saint-Hilaire, France
- 1st prize International Guitar Competition Angel G. Piñero – Cadiz, Espagne
- 1st prize “Ville d’Antony” Guitar Competition – Antony, France
- 1st prize Brussels International Guitar Competition: Nicolas Alfonso – Brussels, Belgium
- 1st prize Jose-Thomas International – Petrer, Spain
- 1st prize Coria International – Cória, Spain
- 1st prize Elche International – Elx, Spain
- 1st prize Montreal International – Montreal, QC, Canada
- 2nd prize 21st Forum Gitare Wien – Vienna, Austria
- 2nd prize Daejeon Guitar International Competition – Daejeon, South Korea
- 2nd prize Asia International Guitar Competition – Bangkok, Thaïland
- 2nd prize Guitar Symposium & Competition – Columbus, Georgia, U.S.A.
- 2nd prize Angel Piñero – Cadiz, Spain
- 2nd prize Julian Arcas – Almeria, Spain
- 2nd prize Robert-Jean Vidal – Barbezieux-saint-hilaire, France
- 3rd prize Iserlohn Guitar competition – Schwerte, Germany
- semi-finalist Guitar Foundation of America 2018 – Louisville, U.S.A.
- semi-finalist Francisco Tárrega 2013 – Benicassim, Spain
- semi-finalist Mauricio Biasini 2011 – Bologne, Italy
- semi-finalist Guitar Foundation of America 2007 – San Francisco, U.S.A.
Scholarships
- LOJIQ – 2018
- Foundation Sylva Gelber for the music – 2015
- Quebec Arts Council – 2015