Jean-Marc Montera is a French guitarist, mainly active in the experimental music scene. Besides being active as a musician, he's also the director of the organisation GRIM, that organises concerts, festivals, workshops and artist in residence projects in Marseille.
Montera is active as a player since the 70s and has done collaborations with artists like Fred Frith, André Jaume, Barre Phillips, Yves Robert, Loren Mazzacane Connors, Thurston Moore, Lee Ranaldo, Louis Sclavis, Hifiklub, Michel Doneda. And in the theater, dance and visual art scenes with people like Sarah Kane, Biljana Srbljanović, Jean-Claude Berutti, Odile Duboc, Sandy Amerio. In 1978 he raised the organisation GRIM (Groupe de recherche et d'improvisation musicales, roughly translated: Group of Search and Musical Improvisation) of which is the director up until present time.
In 2001 he started an ensemble Treatise de Cornelius Cardew with Chris Cutler (ex-Henry Cow), Thomas Lehn and Hélène Breschand. In 2006 he performed in a guitar trio with Noël Akchoté and Jean-François Pauvros.