Ellen Pfeiffer, based in Boston, MA, US, is currently a Senior Manager at Energy Solutions, bringing experience from previous roles at National Grid. Ellen Pfeiffer holds a 2003 - 2005 MA @ Harvard University. With a robust skill set that includes Leadership, Energy, Public Policy, Project Management, Program Management and more, Ellen Pfeiffer contributes valuable insights to the industry. Ellen Pfeiffer has 4 emails and 1 mobile phone number on RocketReach.