Jeff Bezos, founder and CEO of Amazon, is the richest person alive. He's the first person in modern history to accumulate a fortune of over $100 billion. He spends his $150 billion fortune on real estate across the US, a $65 million Gulfstream Jet, and his space exploration company Blue Origin. Jeff Bezos, founder and CEO of ecommerce giant Amazon, is the wealthiest person alive and the first person in modern history to accumulate a fortune of over $100 billion. Bezos has an estimated net worth of $156 billion, according to Forbes, largely from his holdings in Amazon.