Sign up for our awesome New York Tech Events weekly email newsletter.     EVENT DETAILS We're pleased to have Mark Chambers as our speaker for May's theme of Preserve. Mark Chambers is an urbanist, an architect, & the Director of Sustainability for Mayor Bill de Blasio & the City of New York. In this role, he leads the development of policies, implementation, & advocacy programs that enhance the near-term & long-term sustainability of New York City's energy, waste, transportation & buildings sectors. Most recently, Mark served as the Director of Sustainability & Energy for the Government of the District of Columbia where he managed energy supply & demand, as well as water & waste resource conservation efforts across Washington, D.C.'s municipal portfolio of buildings & properties. He holds a graduate degree in Public Policy & Management & an undergraduate degree in Architecture, both from Carnegie Mellon University in Pittsburgh. He lives in Washington Heights with his wife & two children.