Isadore "Issy" Sharp is a Canadian hotelier and founder/chairman of Four Seasons Hotels and Resorts. After graduating from Ryerson University with an architectural degree, he worked for his father's real estate development company. He founded Four Seasons Hotel in 1960 after gaining experience building a small motel. In 2006, Four Seasons was taken private for $3.4 billion, with Sharp remaining as chairman/CEO. He and his wife are prominent philanthropists in Canada.