Mathilde is a freelance director and the artistic director of August 012 theatre company. She started her professional career as a designer for the BBC, Ex Machina and Robert Lepage internationally before becoming resident director and literary manager at Theatre Royal Stratford East. She studied at Central Saint Martins and Ecole Philippe Gaulier, has a master from Birkbeck College and was a founding member of National Theatre Wales. She is based in Cardiff.

Directing credits include: PETULA (National Theatre Wales/Theatr Genedlaethol), CANUR PWNC (August 012), LA CALISTO (Longborough Festival Opera), ROBINSON: THE OTHER ISLAND (Give It A Name, Bristol Old Vic) LA VOIX HUMAINE with David Pountney (Welsh National Opera/Festival of Voice) LES MISERABLES (August 012/Chapter); HIGHWAY ONE (August 012/ Festival of Voice); OF MICE AND MEN (August 012/Chapter); YURI (August 012/Chapter/Underbelly), CITY OF THE UNEXPECTED, with Nigel Jamieson (National Theatre Wales); ROBERTO ZUCCO (August 012/Chapter); TONYPANDEMONIUM (National Theatre Wales); CALIGULA (August 012/Chapter); PORNOGRAPHY (Chapter); SERIOUS MONEY (Chapter); CROSSWIRED (East London Dance/Barbican Centre).