Kevin O'Leary is a Canadian businessman, investor, and television personality, best known for his role on the reality show Shark Tank. He co-founded the software company SoftKey in the 1980s, which later became a major player in the educational software market. O'Leary's business acumen has earned him a reputation as a savvy investor. In addition to his business ventures, O'Leary is a prominent media figure, often sharing his insights on finance and entrepreneurship. He has authored several books and is a frequent speaker at business events. O'Leary is also known for his candid and sometimes controversial opinions on various topics.