Thomas Scott Kaplan (born September 14, 1962) is a Franco-American businessman, philanthropist and art collector. He is the world's largest private collector of Rembrandt's works. Kaplan is the chairman and chief investment officer of The Electrum Group LLC, a New York City-based investment, advisory and asset management firm with a focus on the natural resources sector. Since 2017, he has been the chairman of the International Alliance for the Protection of Heritage in Conflict Areas (ALIPH),