Andrew McCornack is an energy efficiency and renewable energy consultant with Willdan, serving commercial and multifamily clients in New York City. He holds a Masters of Public Affairs in Environmental Science and Policy from Columbia University and is also a Certified Energy Manager (CEM). Andrew started his career developing affordable housing in his hometown of Washington, DC, and later moved into more complex energy efficiency strategies and technologies for large buildings. His recent clients include Consolidated Edison, the New York State Energy Research and Development Authority, Morgan Stanley, and Brookfield Office Properties.