MetroTech Center is a business and educational center in Downtown Brooklyn, New York City. It is the nation's largest urban university-industry science and technology park. Original occupants of this area include JPMorgan Chase, New York City Fire Department, Bear Stearns, Keyspan Energy (now National Grid), Empire Blue Cross Blue Shield, New York City College of Technology and NYU Polytechnic School of Engineering. Later tenants include MakerBot Industries, Brooklyn Nets, the Ms.