John Preston

John Preston is an accomplished director with extensive experience in sustainability and environmental initiatives. Currently serving as Director at Eco Material Technologies since January 2022, John focuses on developing low or zero carbon replacements for cement. In addition, John leads Earthshot US, a non-profit addressing global climate change issues, and has been a director at Clean Harbors since 1993. John also holds directorships at ExThera Medical and Vantem Global Inc., where John contributes to scalable technologies for affordable, net zero energy homes. Academically, John holds a Bachelor's degree in Physics from the University of Wisconsin-Madison, an MBA from Northwestern University, and a certification in Cybersecurity and Oversight from the National Association of Corporate Directors and Carnegie Mellon University.