A'riades is a cluster based in Lorraine and bringing together a range of industrial skills, research and training oriented aerospace and defense. It includes more than thirty companies and research centers. A'riades's mission is to coordinate, organize and develop the aeronautics industry in Lorraine, through - Business practice to the principals of aeronautics, playing on the complementarity between the cluster members - For joint promotion of aviation skills of Lorraine - Collective action enabling cluster members to respond to market requirements (certifications, EN 9100, NADCAP accreditation, Lean Manufacturing, environmental requirements ....) and to pool resources - Steps to promote innovation and technological change in an industrial context