Our Clients

Synapse takes pride in serving a diverse client base that spans local municipalities to federal agencies, grassroots environmental organizations to international conventions, numerous consumer advocates, foundations, private energy companies, law firms, and others. Selected clients are listed below.

Federal Government

  • U.S. Department of Energy 
  • U.S. Department of the Interior 
  • U.S. Department of Justice 
  • U.S. Environmental Protection Agency 
  • U.S. Federal Trade Commission

State Government

  • Hawaii Division of Consumer Advocacy 
  • Massachusetts Department of Energy Resources 
  • New Jersey Division of the Rate Counsel 
  • Vermont Public Service Board
  • Plus the Puerto Rico Energy Bureau

Local Government

  • City of Boston, MA
  • City of Baltimore, MD 
  • City of Chicago, IL 
  • City of New York, NY 
  • City of Burlington, VT

Governmental Associations

  • National Association of Clean Air Agencies 
  • National Association of Regulatory Utility Commissioners (NARUC) 
  • New England Governors’ Conference 
  • North American Commission for Environmental Cooperation 
  • Ozone Transport Commission


  • Global Environmental Facility 
  • International Joint Commission 
  • Nova Scotia Utility and Review Board 
  • Tokyo Gas 
  • United Nations Framework Convention on Climate Change

Non-Governmental Organizations

  • AARP 
  • American Council for an Energy-Efficient Economy 
  • Energy Foundation 
  • National Regulatory Research Institute 
  • Project for Sustainable FERC Energy Policy 
  • Sierra Club 
  • Union of Concerned Scientists

Businesses & Consulting Firms

  • Conservation Services Group 
  • Eastern Research Group 
  • New York Independent System Operator 
  • PJM Interconnection 
  • Super Law Group, LLC