Born in 1988, Bastien began his musical apprenticeship at the age of six. In 2003, he was unanimously awarded a euphonium gold medal with "congratulations from the jury" at the Conservatoire de Nîmes. Then, in 2005, he obtained his music training diplomas and a euphonium gold medal unanimously with "congratulations of the jury" at the Villeurbanne Conservatory.

In 2006, at the age of 17, he was awarded first prize at the Conservatoire National Supérieur de Musique et de Danse de Paris, where he was unanimously awarded a 1st prize with honours by the Jury in June 2009.

In 2006, he won the European Competition for Young Soloists in Luxembourg. Bastien is Euphonium solo of the Paris Brass-Band (French Champion 2012, 2013, 2014, 2015, 2016, 2017) and member of the Prestige Brass Quartet (CD "Divertimento").

Moreover, since 2006, he has been regularly invited by groups such as the Orchestre National de Lyon, the Orchestre Philharmonique de Radio-France, the Orchestre de l'Opéra National de Paris, the Orchestre National du Capitole de Toulouse, the Orchestre National de France,... These experiences have led him to play in prestigious venues and to work with the greatest conductors (Pierre Boulez, Tugan Sokhiev, Daniele Gatti,...)

In 2007, Bastien was appointed, through a competition, euphonium solo of the Orchestre d'Harmonie des Gardiens de la Paix of the Préfecture de Police de Paris.

In 2008, he won 1st prize in the international YOGU competition in South Korea, one of the most prestigious competitions for euphonium.

In June 2012, he won the soloist prize at the Amboise Open in Brass-band. He was appointed professor at the Conservatoire du 13ème arrondissement in July 2011. He has also been teaching at the Conservatoire National Supérieur de Musique de Lyon since 2017.

Since 2008, Bastien has been performing regularly as a soloist in France and abroad, where he gives recitals, solo concerts with brass band, Harmony Orchestra or Symphony in combination with master classes.

In January 2012 he released his first CD "Art of the Euphonium" at the Indian record company.

In 2014, he produced his second album "Portraits" in duo with Alexis Demailly (principal cornet of the Paris Opera)
His third album is called "Romance" recorded with Mathilde Nguyen on the piano in 2016. "Radiance " recorded with the Lisbon Air Music, was released in 2019.

Bastien Baumet is a Besson Artist (Buffet Crampon)