1997-2001 Head of production of optical devices and lasers. 2002-2003 Project Manager for bicycle composit parts (frames, handlebars, stems, rims, seatposts...). 2003-2005 Project Manager for HIGHTECH composite parts for automotive industry. 2005-2006 Director of R&D department for developing racing sailing boat RC44. 2006-2007 Project Manager (for developing composite instruments, racing wheels, flippers). 2007-2009 Director of 3D constructions specialized for developing new composite parts and technologies (gangways, carbon violins, surfboards...). 2010-2011 Project Manager for developing new composite products (gangways, special parts for U-Boats, sea kayak, paddles, wire frames...). 2011-2013 R&D Director for developing new way of electrical transportation. It can be seen on www.quadrofoil.com