Biography: Kenneth Gerard Langone Sr., KSG (Knight of the Pontifical Order of St. Gregory the Great) (born September 16, 1935) is an American billionaire businessman, investor, and philanthropist, best known for organizing financing for the founders of The Home Depot. He is a major donor to the Republican Party. Description above from the Wikipedia article Kenneth Langone, licensed under CC-BY-SA, full list of contributors on Wikipedia.