Denis J. Gendron earned a Physics B.Sc. degree from U. de Sherbrooke in 1988. In 1997, he graduated with Physics PhD from University of Waterloo, for his study of photodissociation and photo-ionization processes at molecular-level with pulsed laser in supersonic jet. He build the pulsed laser laboratory of Donna Strickland at UWaterloo (2018 Nobel Prize of Physics). He worked as a laser engineer for national organizations and global corporations: NRC (Ottawa, ON), Fibertek Inc. (Herndon VA) Spectra-Physics Lasers Inc. (SPLI, Mountain View, CA), and Coherent-AMT (now Clarion Medical, Cambridge, ON). In 2003, Denis founded Claire Lasers to serve manufacturing industries.