21. Bernie Marcus
Company: Home Depot
Net Worth: $4.5 billion*
Bernie Marcus is worth around $4.5 billion, but it would be higher, were he not such a philanthropist. The Home Depot mogul has donated $2 billion to charitable causes, and he has no plans to stop. The businessman is the co-founder of the renovation and construction supply company Home Depot.
Bernie Marcus @RosenbalmMR / Twitter.com
Home Depot is one of the largest companies of its kind in America. Marcus was the CEO and chairman of Home Depot until his 2002 retirement, and now, he is focused on philanthropy. He wrote the book Built from Scratch, which talks about how he and his co-founders built Home Depot out of “nothing” and turned it into a $30 billion business.