GenSight Biologics SA is a clinical-stage gene therapy company, which engages in research and development of novel therapies for mitochondrial and neurodegenerative diseases of the eye. It also focuses on central nervous system diseases. The company was founded by Bernard Jacques Alex Gilly, Botond Roska, Jean Bennett, Connie Cepko, Luk H. Vandenberghe, Serge Picaud and Jose-Alain Sahel in 2012 and is headquartered in Paris, France.