Gregory H. Kats is an American businessman, environmentalist, and thought leader in the green economy sector. He is President of Capital E, a national clean energy advisory and venture capital firm. Kats is also founder and CEO of the Smart Surfaces Coalition, a non-profit organization consisting of 40+ national and international partner groups working to ensure the rapid, cost-effective adoption of resilient urban surface infrastructure, or "smart surfaces", in cities. Previously, Kats served as a Managing Director at Good Energies,[2] a multi-billion dollar global clean energy investor, and Director of Financing for Energy Efficiency and Renewable Energy at the U.S. Department of Energy (DOE).[3]