List of public utilities

This is a list of public utilities.

Natural gas companies

• Barbados - National Petroleum Corporation, Barbados National Oil Company Ltd.
• Brazil - Comgás
• Canada - List of Canadian natural gas companies
• China - China Natural Gas, Towngas China
  • Hong Kong - China Resources Gas, The Hong Kong and China Gas Company
• Egypt - EGAS
• France - List of French natural gas companies
• Japan - List of Japan natural gas companies
• Malaysia - Petronas
• Pakistan - Sui Northern Gas Pipelines Limited, Sui Southern Gas Company Limited
• Spain - Endesa, Iberdrola, Naturgy, Repsol, TotalEnergies
• Taiwan - CPC Corporation
• Thailand - PTT
• United Kingdom - List of British natural gas companies
• United States - List of United States natural gas companies

Electricity companies

• Australia - Lumo Energy, EnergyAustralia, Origin Energy, TRUenergy, SEC Victoria (fmr.), Powercor, Click Energy, AGL, Alinta, Citipower, ETSA Utilities, Western Power, Country Energy, Energex, Integral Energy, ActewAGL, Ergon Energy, Power and Water
• Bangladesh - Summit Group, Power Grid Company of Bangladesh Ltd, Electricity Generation Company of Bangladesh Ltd
• Barbados - Barbados Light and Power Company Ltd.
• Belgium - Electrabel
• Botswana - Botswana Power Corporation
• Brazil - Eletrobrás, AES Eletropaulo, CPFL Energia, Celesc, CEMIG, CESP, Copel, Light S.A., CEEE, Energisa
• Canada - List of Canadian electric utilities
• China - State Grid Corporation, China Southern Power Grid
  • Hong Kong - Hongkong Electric, CLP Power
  • Macau - Companhia de Electricidade de Macau
• Cuba - Union Electrica
• Czech Republic - CEZ Group
• Egypt - Egyptian Electricity Holding Company
• Ethiopia - Ethiopian Electric Power Corporation
• Finland - Fortum
• France - EDF, Engie, List of French electric utilities
• Germany - E.ON, RWE, EnBW
• Greece - PPC (DEI) (Greek Hydro), List of electric power companies in Greece
• Iceland - Orkuveita Reykjavíkur
• India - List of Electricity Organizations in India, India: NTPC, Power Grid Corporation of India Ltd.(PGCIL), KPTCL, MSEB, Tata Power, BSES Rajdhani Power Ltd New Delhi, BSES Yamuna Power Ltd New Delhi
• Indonesia - Perusahaan Listrik Negara
• Italy - Enel, Edison, A2A, ACEA, Hera, Sorgenia
• Japan - Kansai Electric Power, Tokyo Electric Power, Chubu Electric Power, Chugoku Electric Power, Hokuriku Electric Power, Hokkaido Electric Power, Kyushu Electric Power, Tohoku Electric Power, Shikoku Electric Power, Okinawa Electric Power, J-POWER
• Libya - Gecol
• Malaysia - Tenaga Nasional Berhad
• New Zealand - Genesis Energy, Mercury Energy, Meridian Energy, Transpower
• Philippines - Meralco
• Singapore - Singapore Power
• South Africa - Eskom
• South Korea - Korea Electric Power Corporation
• Spain - Endesa, Iberdrola, Naturgy, Repsol, TotalEnergies
• Sweden - Vattenfall
• Taiwan - Taiwan Power Company
• Thailand - Electricity Generating Authority of Thailand, Provincial Electricity Authority, Metropolitan Electricity Authority
• United Kingdom - EDF Energy, E.ON UK, National Grid, RWE npower, ScottishPower, Scottish and Southern Energy, Drax Power and Good Energy, Ecotricity, Alkane Energy, Ovo Energy
• United States - List of United States electric companies

Telephone companies

• Australia - Telstra, Optus, Vodafone, Hutchison Telecom(3G network), AAPT, Primus Telecom, Nextgen Networks, Agile Communications, TransACT
• Barbados - Liberty Latin America
• Botswana - Botswana Telecommunications Corporation
• Brazil - Brasil Telecom, Oi, Vivo, TIM, Telefónica Brasil
• Canada - List of Canadian telephone companies
• China
  • Hong Kong - PCCW Limited, New World Telephone, Hutchison Telecom
  • Macau - Companhia de Telecomunicações de Macau
• Cuba - ETECSA
• Egypt - telecom egypt, orange egypt, vodafone egypt, etisalat egypt
• France - List of French telephone companies
• Germany - Deutsche Telekom, Arcor AG, Freenet AG, T-Mobile, Vodafone Germany,1&1 Aktiengesellschaft1&1 Drillisch
• Greece - Hellenic Telecommunication Organization
• India - Airtel, BSNL, MTNL, Vodafone Idea, Jio
• Indonesia - Telkom
• Ireland - Eircom, BT Ireland, Smart Telecom, Vodafone Ireland, Hutchison 3G, O2 (Telefónica Europe)
• Italy - List of Italian telephone companies
• Japan - NTT, (NTT East, and NTT West)
• Malaysia - Telekom Malaysia
• Pakistan - Mobilink, Ufone, Telenor, Zong
• Philippines - Philippine Long Distance Telephone Company
• Singapore - SingTel
• South Africa - Telkom
• Spain - Telefónica, Orange, Vodafone, Yoigo
• Taiwan - Chunghwa Telecom, FarEasTone, Taiwan Mobile
• Thailand - TOT, CAT Telecom, True Corporation, DTAC, AIS, JAS Mobile
• United States - List of United States telephone companies

Water companies

• Australia - Unitywater, Queensland Urban Utilities
• Barbados - Barbados Water Authority
• Botswana - Water Utilities Corporation
• Brazil - Sabesp, Sanepar, Copasa, Semasa
• China
  • Hong Kong - Water Supplies Department
  • Macau - Macao Water
• Egypt - Holding company for water and wastewater, Alexandria Water Company
• France - SAUR, Suez Environnement, Veolia Environnement
• Greece - EYDAP
• Ireland - Irish Water
• Italy - Hera, Seabo
• Philippines - Maynilad Water Services, Manila Water Company, Inc., Metropolitan Waterworks and Sewerage System
• Spain - Canal de Isabel II, Grupo Agbar
• Taiwan - Taiwan Water Corporation
• United Kingdom - List of United Kingdom water companies
• United States - List of United States water companies

Steam companies

Note: some of these companies are still trading, others are listed here for historical interest.

• American District Steam Company
• Boston Heating Company
• Compagnie Parisienne de Chauffage Urbain
• Detroit Thermal
• New York Steam Company, now Con Edison Steam Operations
• Trigen Energy Corporation

Former hydraulic power companies

• Itaipú Binacional *Brazil
• Liverpool Hydraulic Power Company *UK
• London Hydraulic Power Company, defunct since 1977 *UK

See also

• Off-the-grid