MEEA Members Member Since Ameren Missouri 2024 American Council for an Energy-Efficient Economy (ACEEE) 2000 Columbia Water and Light 2008 Geothermal Exchange Organization (GEO) 2023 Metropolitan Energy Center 2020 Michigan Department of Environment, Great Lakes, and Energy 2006 Missouri Botanical Garden's EarthWays Center 2009 Missouri Department of Natural Resources – Division of Energy 2000 Nebraska Energy Office 2014 PACENation 2018 Polyisocyanurate Insulation Manufacturers Association 2020 Resource Innovation Institute 2019 The DesignLights Consortium 2018 Upper Peninsula Power Company 2019 Xcel Energy 2000