Florent Motsch was born in 1980 in Paris.
He used to study at the Paris Conservatoire of Music and Dance (CNSMDP), where he obtained a Master’s degree of Composition (with the best distinction, class of Frédéric Durieux) and six other Prizes of :
- Orchestration (class of Marc-André Dalbavie)
- Musical Analysis (class of Alain Louvier)
- Musical Culture (class of Brigitte François-Sappey)
- Harmony (classes of Jean-François Zygel and Cyrille Lehn)
- Counterpoint (class of Jean-Baptiste Courtois)
- XXth Writing (class of Edith Lejet)
He is also qualified by the University of Paris IV-Sorbonne (Bachelor’s degree of Musicology) and by the Regional Academy of Music (CRR) of Paris (4 first Prizes in Orchestration, Musical Analysis, Harmony and Counterpoint).
From 2010 till 2012, he has been in residence in Casa de Velázquez (Academy of France in Madrid).

His works have been played in Europe, South America, United States and Japan by :
- the Philharmonic Orchestra of Radio France
- the Choir of Radio France
- the Tokyo Philharmonic Orchestra
- the NDR Sinfonieorchester (Hamburg)
- the Philharmonic Orchestra of Luxembourg (under the conducting of Peter Eötvös)
- the Philharmonic Orchestra of Strasbourg
- the National Orchestra of Lille
- the Colonne Orchestra
- the Orchestra of Caen
- the Paris Conservatoire Orchestra (CNSMDP)
He also worked with ensembles such as :
- L’Itinéraire
- the Ensemble Cairn
- L’Instant Donné
- the Ensemble Linea
- Proxima Centauri
- the Secession Orchestra
- the Smash Ensemble
- the OrchestrUtopica
- the Ukho Ensemble
- the Denkmalchor Leipzig
- the Dresdner Vokalsolisten
- the Neue Vocalsolisten
- La Dolce Maniera
- the Habanera Quartet
- the Atyopsis Duet
He received commissions from Radio France, from the French Ministry of Culture (State commissions) and from various foundations or associations (Mécénat Musical Société Générale, Musique Nouvelle en Liberté).
These works, broadcasted at many times by France Musique radio, were played during different forums or festivals :
- Présences (Radio France)
- Voix Nouvelles (Royaumont)
- Acanthes (Ircam)
- Aspects des Musiques d’aujourd’hui
- SaxOpen
- City of London Festival
- Sounds New
- forums of the International Society for Contemporary Music (ISCM)

Since 2008, he has obtained several awards :
- Prizewinner of the Beaumarchais Foundation (2013, SACD)
- 1st Prize of the competition Mottini (2013, Ville d’Avray)
members of the jury : J.-M.Cottet, B. de Vienne, P.Hurel, J.-L.Petit - 1st Prize of the Toru Takemitsu Composition Award (2012, Tokyo Opera City)
under Salvatore Sciarrino’s chair - Hervé Dugardin Prize (2012, SACEM)
- Prizewinner of the Banque Populaire Corporate Foundation (2012)
under Philippe Hersant’s chair - Pierre Cardin Prize (2011, Académie des beaux-Arts, Institut de France)
- 1st Prize of the competition Appassionato (2010, Caen)
under Gilbert Amy’s chair - Prize of the 55th International Rostrum of Composers (2008, Dublin)
(International Music Council, Unesco) - 1st Prize of the competition Tactus (2008, Belgium)
members of the jury : J.Anderson, J.-P.Dessy, M.Jarrell, H.Kyburz, C.Ledoux, B.Mantovani - Prize of the Salabert Foundation (2008, given as prizewinner of the Paris Conservatoire, CNSMDP)