Ubisoft co-founder Claude Guillemot died in a plane crash near La Baule, France, while piloting his own Cessna 421.The fatal accident occurred during an approach to a local airfield, also claiming the life of an accompanying flight instructor.Guillemot was a key figure behind the international success of Ubisoft game franchises and led the Guillemot Corporation.Official statements confirm that the executive perished at the scene while traveling to attend a regional aviation event.