Sean Zheng is the CEO and Co-founder of PureLi, a revolutionary clean tech venture stemming from Princeton University, focused on developments in lithium extraction from brine water. Before his leadership at PureLi, Sean was a START Entrepreneur Fellow at Princeton and a distinguished Postdoc Fellow at the Andlinger Center for Energy and the Environment. His expertise, grounded in over a decade of physiochemical water treatment and critical mineral recovery, has been instrumental in advancing these groundbreaking technologies. He earned his Ph.D. in Environmental Engineering from the University of California, Berkeley.