Ubisoft co-founder Claude Guillemot has died in a plane crash at the age of 69. The company announced his passing on Saturday, expressing deep sadness over the loss. Guillemot, who was also the Chairman of Guillemot Corp, died on Friday in La Baule, France, where an air show was scheduled. He was one of two passengers aboard a twin-engine Cessna 421, both of whom perished in the crash. Ubisoft extended condolences to his family and loved ones, stating no further comments will be made at this time.