Unreasonable Fellows
Marshall Cox
Founder & CEO at Kelvin
Dr. Marshall Cox is the founder and CEO of Kelvin, a climate technology company pioneering financially driven decarbonization pathways for radiator-heated and multifamily buildings. A native of Connecticut, Marshall earned his M.S. in Materials Science and Engineering from Cornell University and his Ph.D. in Electrical Engineering from Columbia University. He holds more than ten U.S. patents and has authored eight peer-reviewed papers in semiconductor devices, processing, and inorganic chemistry. Under his leadership, Kelvin has scaled from early-stage innovation to tens of thousands of installations, earning recognition with the MIT Clean Energy Prize, the Verizon Powerful Answers Award, and the Popular Science Innovation Award.