Top Quotes & Sayings by John D. Arnold

John Douglas Arnold is an American philanthropist, former Enron executive and founder of Arnold Ventures LLC, formerly the Laura and John Arnold Foundation. In 2007, Arnold became the youngest billionaire in the U.S. His firm, Centaurus Advisors, LLC, was a Houston-based hedge fund specializing in trading energy products that closed in 2012. He now focuses on philanthropy through Arnold Ventures LLC.