Grad. Eng. MSc, Didier Boisselier is specialized in laser applications applied on material treatment. He has been working in this field since 1985 at IREPA LASER, and has been in charge of the development of new laser applications (laser welding, soldering, and Laser Additive Manufacturing). He managed several European R&D projects, among them the first development of a Laser Metal Deposition process that gave the CLAD® process in 2007. He directed the development of new machines and software dedicated for DED-CLAD® application that led to the creation of the BeAM company in 2012. Didier BOISSELIER is now Additive Manufacturing Expert at IREPA LASER, and he participates in the development and industrialization of metal additive manufacturing processes.