MEEA Members Member Since American Council for an Energy-Efficient Economy (ACEEE) 2000 CenterPoint Energy 2004 Geothermal Exchange Organization (GEO) 2023 Metropolitan Energy Center 2020 MidAmerican Energy Company 2006 PACENation 2018 Polyisocyanurate Insulation Manufacturers Association 2020 Resource Innovation Institute 2019 South Dakota Bureau of Administration, Energy Management Office 2014 The DesignLights Consortium 2018 U.S. Environmental Protection Agency, Region 5 2024 We Energies 2019 Wisconsin Office of Energy Innovation 2014 Wisconsin Public Service 2019 WPPI Energy 2018 Xcel Energy 2000