EEI U.S. Member Company Service Territories

Puget Sound Otter Tail Power Superior WWaateter, Light, and Power Energy Upper Michigan Energy Resources Upper Peninsula Power Company Avista Utilities NorthWestern Energy We Energies Xcel Energy Montana-Dakota Utilities Minnesota Power Portland General Green Mountain Power Electric Idaho Power NorthWestern Energy Consumers Penn Power National Central Maine Power Energy Duquesne Light Grid Company Alliant MGE DTE Energy RG&E Liberty UtilitieUtilitiess UnitiUnitill Eversource Energy Pacific Power Rocky Mountain Power MidAmerican Energy ComEd IMP NYSEG CHG&E TolEd IC West Penn Black Hills Energy Power UGI UI NIPSCO Ohio Edison PPL PSEG Long Island AES Ohio Penelec Liberty NV Energy PECO Utilities Ameren Illinois AES Ohio Potomac AES Indiana Edison Orange and Rockland Duke Energy Mon Power ConEd Evergy Ameren Missouri LG&E and KU Public Service Electric and Gas Co. Jersey Central Power & Light CenterPoint Energy Appalachian Liberty Utilities Kentucky Power Company Atlantic City Electric Power Dominion Energy Met-Ed PG&E Xcel Energy Oklahoma Gas & BGE Electric Company Mt. Carmel Public PEPCO Delmarva Power Utility Co. UniSource PNM PSO Entergy Duke Energy Arkansas Southern Arizona Public Entergy California Edison Service Co. Mississippi

SWEPCO Alabama Georgia Dominion Energy Power Power Member Companies with No Service Territory San Diego Gas El Paso Oncor Electric Ohio Valley Electric Corporation & Electric Cleco Mississippi Tennessee Valley Authority (EEI Strategic Partner) Tucson Electric Power TNMP Sharyland Entergy FPU Transmission-Only Utilities Power Utilities Texas Gulf Power American Transmission Company Wisconsin, Michigan, Minnesota and Illinois CenterPoint Energy Entergy Duke Energy ITC Holdings Corp. Michigan, Iowa, Minnesota, Illinois, Missouri and Kansas Louisiana Alaska Hawaii Sharyland Utilities Texas Vermont Electric Power Company Vermont AEP Texas Entergy New Orleans Tampa Electric

Hawaiian Electric Co.Co. Map Abbreviation Key Alaska Electric CHG&E = Central Hudson Gas & Electric Corp. NIPSCO = Northern Indiana Public Service Company Florida Power & Light ConEd = Consolidated Edison Company of New York Light and Power Co. PG&E = Pacific Gas and Electric Company DP&L = Dayton Power & Light Company PPL = PPL Electric Utilities Corporation FPU = Florida Public Utilities PSO = Public Service Company of Oklahoma IC = The Illuminating Company RG&E = Rochester Gas and Electric Corporation IMP = Indiana Michigan Power SCE&G = South Carolina Electric & Gas MGE = Madison Gas and Electric Company SWEPCO = Southwestern Electric Power Company NYSEG = New York State Electric & Gas Corporation TolEd = Toledo Edison UI = The United Illuminating Company WPS = Wisconsin Public Service Corporation

Produced by Edison Electric Institute. Data Source: ABB, Velocity Suite. June 2021 EEI Member Lookup By Operating Company AEP Ohio...... American Electric Power Entergy Texas...... Entergy Corporation Ohio Edison...... FirstEnergy Unitil Corporation...... No Parent AEP Texas...... American Electric Power Eversource Energy...... No Parent Ohio Valley Electric Corporation...... No Parent Upper Michigan Energy Resources...... WEC Energy Group AES Indiana...... AES Corporation Florida Power & Light Company...... NextEra Energy Oncor...... Sempra Energy Upper Peninsula Power Company...... No Parent AES Ohio...... AES Corporation Florida Public Utilities...... Chesapeake Utilities Orange and Rockland Utilities...... Consolidated Edison Vermont Electric Power Company...... No Parent Alabama Power Company...... Southern Company Corporation Otter Tail Power Company...... Otter Tail Corporation We Energies...... WEC Energy Group Alaska Electric Light and Power Company... Avista Corporation Georgia Power Company...... Southern Company Pacific Gas and Electric Company...... PG&E Corporation West Penn Power ...... FirstEnergy Alliant Energy...... No Parent Green Mountain Power...... Énergir+ Pacific Power...... PacifiCorp Wisconsin Public Service...... WEC Energy Group Ameren Illinois...... Ameren Corporation Gulf Power Company...... NextEra Energy PacifiCorp...... Berkshire Hathaway Energy Xcel Energy...... No Parent Ameren Missouri...... Ameren Corporation Hawaiian Electric Company...... Hawaiian Electric Industries PECO...... Exelon Corporation American Transmission Company...... No Parent Idaho Power...... IDACORP Penelec...... FirstEnergy Appalachian Power Company...... American Electric Power The Illuminating Company...... FirstEnergy Penn Power...... FirstEnergy Arizona Public Service Company...... Pinnacle West Capital Indiana Michigan Power Company...... American Electric Power Pepco...... Exelon Corporation Corporation ITC Great Plains...... ITC Holdings Corp. PNM...... PNM Resources Atlantic City Electric...... Exelon Corporation ITC Michigan...... ITC Holdings Corp. Portland General Electric...... No Parent Avista Utilities...... Avista Corporation ITC Midwest...... ITC Holdings Corp. Potomac Edison...... FirstEnergy BGE...... Exelon Corporation Jersey Central Power & Light...... FirstEnergy PPL Electric Utilities...... PPL Corporation Black Hills Energy...... Black Hills Corporation Kentucky Power Company...... American Electric Power PSEG Long Island...... Public Service Enterprise Group CenterPoint Energy...... No Parent LG&E KU Energy...... PPL Corporation Public Service Company of Oklahoma...... American Electric Power Central Hudson Gas & Electric Corp...... Fortis* Liberty Utilities...... Algonquin Power & Utilities Public Service Electric and Gas Company.... Public Service Enterprise Group Central Maine Power...... AVANGRID Corporation+ Puget Sound Energy...... No Parent Cleco Corporate Holdings...... No Parent Madison Gas and Electric...... MGE Energy Rochester Gas and Electric...... AVANGRID ComEd...... Exelon Corporation Met-Ed...... FirstEnergy Rocky Mountain Power...... PacifiCorp Consolidated Edison Company MidAmerican Energy Company...... Berkshire Hathaway Energy San Diego Gas & Electric...... Sempra Energy of New York...... Consolidated Edison Minnesota Power...... ALLETE Sharyland Utilities...... No Parent Consumers Energy...... CMS Energy Corporation Mississippi Power Company...... Southern Company Southern California Edison...... Edison International Delmarva Power...... Exelon Corporation Mon Power...... FirstEnergy Southwestern Electric Power Company...... American Electric Power Dominion Energy...... No Parent Montana-Dakota Utilities Company...... MDU Resources Group Superior Water, Light, and Power Company.ALLETE DTE Energy...... No Parent Mt. Carmel Public Utility Company...... No Parent Tampa Electric, an Emera Company...... Emera* Duke Energy...... No Parent National Grid ...... No Parent Tennessee Valley Authorityo...... No Parent Duquesne Light Company...... No Parent New York State Electric & Gas...... AVANGRID TNMP...... PNM Resources El Paso Electric...... No Parent Northern Indiana Public Service Company Toledo Edison...... FirstEnergy Entergy Arkansas...... Entergy Corporation (NIPSCO)...... NiSource Tucson Electric Power...... UNS Energy Corporation Entergy Louisiana...... Entergy Corporation NorthWestern Energy...... No Parent UGI Utilities...... UGI Corporation Entergy Mississippi...... Entergy Corporation NV Energy...... Berkshire Hathaway Energy UniSource Energy Services...... UNS Energy Corporation Entergy New Orleans...... Entergy Corporation Oklahoma Gas & Electric Company...... OGE Energy Corporation The United Illuminating Company...... AVANGRID

EEI Member Lookup By Parent Company AES Corporation Avista Corporation El Paso Electric Fortis* OGE Energy Corporation Southern Company AES Indiana Alaska Electric Light and Power Central Hudson Gas & Electric Oklahoma Gas & Electric Company Alabama Power Company AES Ohio Company Emera* Corp. Georgia Power Company Avista Utilities Tampa Electric, an Emera Company ITC Holdings Corp. Ohio Valley Electric Corporation Mississippi Power Company Algonquin Power & Utilities ITC Great Plains Corporation+ Berkshire Hathaway Energy Entergy Corporation ITC Michigan Otter Tail Corporation Tennessee Valley Authorityo Liberty Utilities MidAmerican Energy Company Entergy Arkansas ITC Midwest Otter Tail Power Company NV Energy Entergy Louisiana UGI Corporation Entergy Mississippi UNS Energy Corporation PG&E Corporation UGI Utilities ALLETE PacifiCorp Tucson Electric Power Pacific Gas and Electric Company Minnesota Power Pacific Power Entergy New Orleans UniSource Energy Services Superior Water, Light, and Power Rocky Mountain Power Entergy Texas Unitil Corporation + Pinnacle West Capital Corporation Company Énergir Arizona Public Service Company Upper Peninsula Power Company Black Hills Corporation Evergy Green Mountain Power Alliant Energy Black Hills Energy Eversource Energy PNM Resources Vermont Electric Power Company Hawaiian Electric Industries PNM Ameren Corporation CenterPoint Energy Exelon Corporation Hawaiian Electric Company TNMP WEC Energy Group Ameren Illinois Upper Michigan Energy Resources Ameren Missouri Chesapeake Utilities Corporation Atlantic City Electric BGE IDACORP Portland General Electric We Energies Florida Public Utilities Idaho Power Wisconsin Public Service American Electric Power ComEd Delmarva Power PPL Corporation AEP Ohio Cleco Corporate Holdings MDU Resources Group LG&E KU Energy Xcel Energy AEP Texas PECO Montana-Dakota Utilities Company PPL Electric Utilities Appalachian Power Company CMS Energy Corporation Pepco Consumers Energy * International Member Indiana Michigan Power Company MGE Energy Public Service Enterprise Group + Non-Member Parent Company Kentucky Power Company FirstEnergy Madison Gas and Electric o Consolidated Edison The Illuminating Company PSEG Long Island Strategic Partner Public Service Company of Consolidated Edison Company of Public Service Electric and Gas Oklahoma Jersey Central Power & Light Mt. Carmel Public Utility Company New York Met-Ed Company Southwestern Electric Power Orange and Rockland Utilities National Grid Company Mon Power Puget Sound Energy Ohio Edison Dominion Energy NextEra Energy American Transmission Company Penelec Florida Power & Light Company Sempra Energy DTE Energy Penn Power Gulf Power Company Oncor AVANGRID Potomac Edison San Diego Gas & Electric Central Maine Power Duke Energy Toledo Edison NiSource New York State Electric & Gas West Penn Power Northern Indiana Public Service Sharyland Utilities Rochester Gas and Electric Duquesne Light Company Company (NIPSCO) The United Illuminating Company Edison International Southern California Edison NorthWestern Energy

The Edison Electric Institute (EEI) is the association that represents all U.S. investor-owned electric companies. Our members provide electricity for about 220 million Americans, and operate in all 50 states and the District of Columbia. As a whole, the electric power industry supports more than 7 million jobs in communities across the United States. In addition to our U.S. members, EEI has more than 65 international electric companies with operations in more than 90 countries, as International Members, and hundreds of industry suppliers and related organizations as Associate Members.

Organized in 1933, EEI provides public policy leadership, strategic business intelligence, and essential conferences and forums.