MEEA Members Member Since Ameren Illinois 2010 American Council for an Energy-Efficient Economy (ACEEE) 2000 Anura Energy 2021 APTIM 2010 Argonne National Laboratory 2011 Association of Energy Engineers (AEE) 2021 Building Potential (formerly Northwest Energy Efficiency Council) 2008 Cadmus 2004 Calico Energy 2020 Celia Johnson Consulting 2018 CenterPoint Energy 2004 Chicago Bungalow Association 2018 City of Chicago 2004 City of Cleveland 2015 CLEAResult 2013 CMC Energy Services 2018 ComEd 2000 Copeland 2019 Daikin North America LLC 2019 Diverse Power Solutions 2023 DNV 2005 E Source 2010 Edison Foundation Institute for Electric Innovation 2009 Elevate 2017 Energy Education Council 2007 Energy Infrastructure Partners 2023 Erthe Energy Solutions 2018 Evergreen Consulting Group 2018 Franklin Energy 2008 Frontier Energy 2017 Fujitsu General America, Inc. 2014 Future Energy Enterprises, LLC 2009 Geothermal Alliance of Illinois 2011 Greenlite 2019 GTI Energy 2017 Guidehouse 2003 i3 Energy 2008 ICF 2000 Illinois EPA 2017 Inova Energy Group 2014 Leidos 2010 Lennox Industries 2018 MidAmerican Energy Company 2006 Missouri Botanical Garden's EarthWays Center 2009 Mitsubishi Electric Trane HVAC US LLC 2010 Mulder Consulting, LLC 2021 National Energy Foundation 2015 Nest 2015 Nicor Gas 2012 NTC 2014 Opinion Dynamics 2008 Oracle Utilities 2010 PACENation 2018 Peoples Gas 2010 Performance Systems Development (PSD) 2018 Polyisocyanurate Insulation Manufacturers Association 2020 Power TakeOff, Inc. 2017 Resource Innovation Institute 2019 Resource Innovations 2016 Savant Systems, Inc. 2021 SEMCO ENERGY Gas Company 2014 Solutions for Energy Efficient Logistics, LLC (SEEL) 2012 The JPI Group LLC 2023 Threshold 2017 Trane Technologies 2017 TRC 2009 Uplight 2019 Utility Energy Services 2021 Utilivate Technologies, LLC 2020 Verdatek Solutions LLC 2020 Village of Oak Park 2018 Walker-Miller Energy Services 2019 Waypoint 2017 Willdan 2001