This is a list of

public utilities A public utility company (usually just utility) is an organization that maintains the infrastructure for a public service (often also providing a service using that infrastructure). Public utilities are subject to forms of public control and ...

Natural gas Natural gas (also called fossil gas or simply gas) is a naturally occurring mixture of gaseous hydrocarbons consisting primarily of methane in addition to various smaller amounts of other higher alkanes. Low levels of trace gases like carbo ...
companies

* - National Petroleum Corporation, Barbados National Oil Company Ltd. * - Comgás * -

List of Canadian natural gas companies This is a list of Canadian natural gas companies: *ATCO - based in Edmonton, Alberta Edmonton ( ) is the capital city of the Canadian province of Alberta. Edmonton is situated on the North Saskatchewan River and is the centre of the Edmon ...

* - China Natural Gas, Towngas China ** -

China Resources Gas China Resources Gas Group Limited (), or China Resources Gas, was incorporated and registered in Hong Kong in 1994, but previous businesses disposed of by 2009 to be developed as a city gas distribution business. It is a subsidiary of China Re ...

The Hong Kong and China Gas Company The Hong Kong and China Gas Company Limited, doing business as Towngas, is the sole provider of towngas in Hong Kong. Founded in 1862, it is one of the oldest listed companies in the territory. History In February 1862, the concession to su ...

* - EGAS * - List of French natural gas companies * - List of Japan natural gas companies * - Petronas * - Sui Northern Gas Pipelines Limited,

Sui Southern Gas Company Limited The Sui Southern Gas Company (SSGC), () formerly known as Sui Gas Transmission Company Limited, is a Pakistani natural gas supply company based in Karachi, Pakistan. History It was formed in 1955. The company in its present shape was formed o ...

* -

Endesa Endesa, S.A. (, originally an initialism for ''Empresa Nacional de Electricidad, S.A''.) is a Spanish multinational electric utility company, the largest in the country. The firm, a majority-owned subsidiary of the Italian utility company Enel, ...

Iberdrola Iberdrola () is a Spanish multinational electric utility company based in Bilbao, Spain. Iberdrola has a workforce of around 34,000 employees serving around 31.67 million customers. Subsidiaries include Scottish Power (United Kingdom) ...

, Naturgy,

Repsol Repsol S.A.
El Nuevo Herald, 2012-05-31Originally an init ...

TotalEnergies TotalEnergies SE is a French multinational integrated energy and petroleum company founded in 1924 and one of the seven supermajor oil companies. Its businesses cover the entire oil and gas chain, from crude oil and natural gas exploration and ...

* - CPC Corporation * - PTT * -

List of British natural gas companies This is a list of British natural gas companies. Exploration and production: *Cuadrilla Resources * IGas Energy Utilities: *British Gas (also uses Scottish Gas and Nwy Prydain brands) (parent company Centrica) *EDF Energy (parent of London Ene ...

* -

List of United States natural gas companies This is a list of natural gas companies in the United States. {{Expand list, date=August 2008 List *Alabama – Spire *Alaska – Enstar Natural Gas, Fairbanks Natural Gas *Arizona – Southwest Gas Corporation, Transwestern Pipeline *Arkansas - C ...

Electricity companies

* -

Lumo Energy Lumo Energy is an Australian energy retailer operating in Victoria and South Australia, which has been wholly owned by Snowy Hydro since 2014. The business offers electricity and gas packages in Victoria and South Australia. As of October 201 ...

EnergyAustralia EnergyAustralia (formerly TRUenergy) is an electricity generation, electricity and gas retailing private company in Australia, a wholly owned subsidiary of the Hong Kong-based and listed China Light and Power (CLP Group). EnergyAustralia also ...

Origin Energy Origin Energy an ASX listed public company with headquarters in Sydney. It is a major integrated electricity generator, and electricity and natural gas retailer. It operates Australia’s largest coal-fired power station at Lake Macquarie, Ne ...

TRUenergy EnergyAustralia (formerly TRUenergy) is an electricity generation, electricity and gas retailing private company in Australia, a wholly owned subsidiary of the Hong Kong-based and listed China Light and Power (CLP Group). EnergyAustralia also ...

, SEC Victoria (fmr.),

Powercor Powercor Australia is an Australian electricity distribution company that operates throughout western Victoria, and the western suburbs of Melbourne. The company owns and maintains power lines, substations and street lights and also manages the ...

Click Energy Click Energy is an Australian energy retailer selling electricity to private and business customers in Victoria, New South Wales, South Australia and Queensland. Services Click Energy's services include: * Residential Electricity * Residenti ...

, AGL,

Alinta Alinta was an Australian energy infrastructure company. It has grown from a small, Western Australia-based gas distributor and retailer to the largest energy infrastructure company in Australia. It was bought in 2007 by a consortium including ...

Citipower Spark Infrastructure Group is an Australian investment fund which owns and manages a portfolio of electricity infrastructure assets. Spark's principal investments are 49% stakes in both SA Power Networks and Victoria Power Networks; as well a ...

ETSA Utilities SA Power Networks is the sole electricity distributor in the state of South Australia, delivering electricity from high voltage transmission network connection points operated by ElectraNet. It is the successor to the Electricity Trust of Sou ...

Western Power The Western world, also known as the West, primarily refers to the various nations and states in the regions of Europe, North America, and Oceania.

Country Energy Country Energy, an Australian energy retail subsidiary of Origin Energy, provides natural gas and electricity to retail customers in New South Wales, Victoria, Queensland, South Australia and the Australian Capital Territory.. Since its establish ...

Energex Energex is an Australian-based wholly Queensland Government owned electricity company distributing power to 1.5 million homes and businesses in South East Queensland. The boundaries of the company’s distribution area stretch from Coolangatta ...

, Integral Energy,

ActewAGL ActewAGL is an Australian multi-utility joint venture company that provides utility services in the Australian Capital Territory (ACT) and south-east New South Wales. The company was formed in October 2000 between the Australian Gas Light Company ...

Ergon Energy Ergon Energy Network is a subsidiary company oEnergy Queensland Limited (EQL) a Government owned corporation owned by the Government of Queensland. It distributes electricity to around 763,000 customers across Queensland, excluding South East Qu ...

, Power and Water * -

Summit Group Summit Group is one of the largest Bangladeshi conglomerates. The industries under this conglomerate include communication, trading, energy and power, shipping. List of companies * Summit Industrial & Mercantile Corporation (Pvt.) Ltd. * Cosmopo ...

Power Grid Company of Bangladesh Ltd Power most often refers to: * Power (physics), meaning "rate of doing work" ** Engine power, the power put out by an engine ** Electric power * Power (social and political), the ability to influence people or events ** Abusive power and control, ...

Electricity Generation Company of Bangladesh Ltd Electricity is the set of physical phenomena associated with the presence and motion of matter that has a property of electric charge. Electricity is related to magnetism, both being part of the phenomenon of electromagnetism, as described by ...

* - Barbados Light and Power Company Ltd. * -

Electrabel Electrabel SA is a Belgian energy corporation. It is a subsidiary of French multinational utility company Engie S.A. (formerly GDF Suez). History Electrabel was established in 1905. Its actual name originates from 1990, after the regrouping of t ...

* -

Botswana Power Corporation Botswana Power Corporation (BPC) is a state-owned company for electrical power generation, transmission and distribution in Botswana. It was established in 1970 and is currently the only electricity supplier in the country. BPC represents Botswan ...

* -

Eletrobrás Eletrobras (, full name: Centrais Elétricas Brasileiras S.A.) is a major Brazilian electric utilities company. The company's headquarters are located in Rio de Janeiro. It is Latin America's biggest power utility company, tenth largest in the wo ...

AES Eletropaulo Enel Distribuição São Paulo ''(Enel Distribution São Paulo)'', former Eletropaulo Metropolitana and AES Eletropaulo, is a major Brazilian power distributor in the state of São Paulo, created in the breakup of the old state-owned power distrib ...

CPFL Energia CPFL Energia (former name: Companhia Paulista de Força e Luz) is the second largest non state-owned group of electric energy generation and distribution in Brazil and the third biggest Brazilian electric utility company, after Eletrobras and Ener ...

Celesc Celesc is the electricity utility for the southern Brazilian state of Santa Catarina. In 2014, the company had around 2.6-million customers and sold around 23.3 TWh of electricity. It generates power from 16 plants, all of them hydroelectric, wit ...

CEMIG CEMIG is a Brazilian power company headquartered in Belo Horizonte capital of the state of Minas Gerais. The company is one of main electricity concessionaires in Brazil, headquartered in the city of Belo Horizonte, capital of the state of Minas G ...

, CESP,

Copel Copel - Companhia Paranaense de Energia is a Brazilian electric utility company, the largest company of the State of Paraná, founded on October 26, 1954 with ownership control held by the State of Paraná. The Company went public in April 1994 ...

Light S.A. Light S.A. () is a private public utility company of Rio de Janeiro, Brazil. Founded in 1904 in Toronto, Ontario, Canada by The Rio de Janeiro Tramway, Light and Power Co. Ltd., it was authorized to operate in Brazil in 1905. Research activities ...

, CEEE, Energisa * -

List of Canadian electric utilities This is a list of the electric utilities in Canada. List of electric utilities by size List of electric utilities by province or territory This is a list of Canadian public and private electric utilities, by province. Electric Trans ...

* -

State Grid Corporation The State Grid Corporation of China (SGCC), commonly known as the State Grid, is a Chinese state-owned electric utility corporation. It is the largest utility company in the world, and as of 2022, List of largest companies by revenue, the world' ...

, China Southern Power Grid ** - Hongkong Electric,

CLP Power CLP Group () and its holding company, CLP Holdings Ltd (), also known as China Light and Power Company, Limited (now CLP Power Hong Kong Ltd., ), is an electricity company in Hong Kong. Incorporated in 1901 as China Light & Power Company Syndi ...

** -

Companhia de Electricidade de Macau Companhia de Electricidade de Macau – CEM, S.A. known simply as CEM or is a private public utility company with a sole concession to transmit, distribute, sell high, medium and low voltage of electricity in Macau. Besides, CEM owns an inst ...

* - Union Electrica * - CEZ Group * - Egyptian Electricity Holding Company * -

Ethiopian Electric Power Corporation Ethiopian Electric Power () is an Ethiopian electrical power industry and state-owned electric producer. It is engaged in development, investment, construction, operation, and management of power plants, power generation and power transmission. Th ...

* -

Fortum Fortum Oyj is a Finnish state-owned energy company located in Espoo, Finland. In addition to Finland, it focuses on Germany and other countries in Central Europe, Great Britain, Russia and the Nordic region. Fortum operates power plants, inc ...

* - EDF,

Engie Engie SA is a French multinational utility company, headquartered in La Défense, Courbevoie, which operates in the fields of energy transition, electricity generation and distribution, natural gas, nuclear, renewable energy and petroleum. It ...

, List of French electric utilities * - E.ON,

RWE RWE AG is a German multinational energy company headquartered in Essen. It generates and trades electricity in Asia-Pacific, Europe and the United States. The company is Europe's most climate threatening Company, the world's number two in offsh ...

EnBW EnBW Energie Baden-Württemberg AG, or simply EnBW, is a publicly-traded energy company headquartered in Karlsruhe, Germany. As its name indicates, EnBW is based in the German state of Baden-Württemberg. History Foundation and development ...

* - PPC (DEI) (Greek Hydro), List of electric power companies in Greece * -

Orkuveita Reykjavíkur Orkuveita Reykjavíkur (English: Reykjavík Energy) is an Icelandic energy and utility company that provides electricity, geothermal hot water through district heating and cold water for consumption and fire fighting. It also operates a wholesale ...

* -

List of Electricity Organizations in India This is a list of electricity-industry related organisations based in India. Under Central Government Regulatory Bodies * Central Electricity Authority (India) , Central Electricity Authority *Central Electricity Regulatory Commission *B ...

India India, officially the Republic of India (Hindi: ), is a country in South Asia. It is the seventh-largest country by area, the second-most populous country, and the most populous democracy in the world. Bounded by the Indian Ocean on the so ...

: NTPC, Power Grid Corporation of India Ltd.(PGCIL),

KPTCL The Karnataka Power Transmission Corporation Limited, also known as KPTCL, is the sole electricity transmission and distribution company in state of Karnataka. Its origin was in Karnataka Electricity Board. Until 2002, the Karnataka Electricity ...

MSEB Maharashtra State Electricity Board (or MSEB) ( Marathi language, Marathi:महाराष्ट्र राज्य विद्युत मंडळ) is a Government of Maharashtra, state government electricity regulation board operating w ...

Tata Power Tata Power Company Limited is an Indian electric utility company based in Mumbai, Maharashtra, India and is part of the Tata Group. The core business of the company is to generate, transmit and distribute electricity. With an installed electri ...

, BSES Rajdhani Power Ltd New Delhi,

BSES Yamuna Power Ltd New Delhi BSES may refer to * BSES Expeditions, a youth development charity based in the United Kingdom. * Reliance Energy, formerly known as Bombay Suburban Electric Supply (BSES). *BSES Yamuna Power Limited {{Disambig
...

* -

Perusahaan Listrik Negara PT Perusahaan Listrik Negara (Persero) ( 'State Electricity Company', abbreviated as PLN) is an Indonesian government-owned corporation which has a monopoly on electric power distribution in Indonesia and generates the majority of the country' ...

* -

Enel Enel S.p.A. is an Italian multinational manufacturer and distributor of electricity and gas. Enel, which originally stood for Ente nazionale per l'energia elettrica (National Electricity Board), was first established as a public body at the ...

, Edison, A2A, ACEA, Hera, Sorgenia * - Kansai Electric Power,

Tokyo Electric Power , also known as or TEPCO, is a Japanese electric utility holding company servicing Japan's Kantō region, Yamanashi Prefecture, and the eastern portion of Shizuoka Prefecture. This area includes Tokyo. Its headquarters are located in Uchisaiw ...

Chubu Electric Power , abbreviated as Chuden in Japanese, is a Japanese electric utilities provider for the middle Chūbu region of the Honshu island of Japan. It provides electricity at 60 Hz, though an area of Nagano Prefecture uses 50 Hz. Chubu Electric ...

Chugoku Electric Power , trading as (Latin for "energy") is an electric utility with its exclusive operational area of Chūgoku region of Japan. It is the sixth largest by electricity sales among Japan's ten regional power utilities. It operates the Shimane Nuclear Po ...

Hokuriku Electric Power Hokuriku may refer to: * ''Hokuriku'' (train), a sleeping car train in Japan * Hokuriku Shinkansen, a high-speed railway line connecting Tokyo with Kanazawa * The Hokuriku region in Japan * ALO's Hokuriku was a Japanese football club based in ...

Hokkaido Electric Power The (), or for short, is the monopoly electric company of Hokkaidō, Japan. It is also known as Dōden and HEPCO. The company is traded on the Tokyo Stock Exchange (first section), Osaka Securities Exchange (first section), and Sapporo Secur ...

Kyushu Electric Power (, OSE: 9508, ) is a Japanese energy company that provides power to 7 prefectures (Fukuoka, Nagasaki, Ōita, Saga, Miyazaki, Kumamoto, Kagoshima), and recently, to some parts of Hiroshima Prefecture. Its shortened name of is sometimes used ...

Tohoku Electric Power is an electric utility, servicing 7.6 million individual and corporate customers in six prefectures in Tōhoku region plus Niigata Prefecture. It provides electricity at 100 V, 50 Hz, though some area use 60 Hz. Tohoku Electric Power ...

, Shikoku Electric Power, Okinawa Electric Power, J-POWER * - Gecol * -

Tenaga Nasional Berhad Tenaga Nasional Berhad (, abbreviated as TNB; TENAGA, ), also known as Tenaga Nasional or simply Tenaga, is the Malaysian multinational electricity company and is the only electric utility company in Peninsular Malaysia and also the largest p ...

* - Genesis Energy,

Mercury Energy Mercury NZ Limited is a New Zealand electricity generation and multi-product utility retailer of electricity, gas, broadband and mobile telephone services. All the company's electricity generation is Renewable energy, renewable. In August 2021 ...

Meridian Energy Meridian Energy Limited is a New Zealand electricity generator and retailer. The company generates the largest proportion of New Zealand's electricity, generating 35 percent of the country's electricity in the year ending December 2014, and is ...

, Transpower * -

Meralco The Manila Electric Company (), also known as Meralco (, ), is an electric power distribution company in the Philippines. It is Metro Manila's only electric power distributor and holds the power distribution franchise for 22 cities and 89 munic ...

* -

Singapore Power Singapore Power Limited, trading as SP Group ( abbreviation: SP) is a government-affliated electricity and gas distribution company in Singapore. Singapore Power Group is the corporatised entity of the former electricity and gas departments of ...

* -

Eskom Eskom Hld SOC Ltd or Eskom is a South African electricity public utility. It was established in 1923 as the Electricity Supply Commission (ESCOM) and was also known by its Afrikaans name Elektrisiteitsvoorsieningskommissie (EVKOM). Eskom repre ...

* -

Korea Electric Power Corporation Korea Electric Power Corporation, better known as KEPCO (Hangul: 켑코) or Hanjeon (Hangul: 한전), is the largest electric utility in South Korea, responsible for the generation, transmission and distribution of electricity and the developme ...

* -

, Naturgy,

Repsol Repsol S.A.
El Nuevo Herald, 2012-05-31Originally an init ...

* - Vattenfall * -

Taiwan Power Company The Taiwan Power Company (, Taipower; ) is a state-owned electric power industry providing electricity to Taiwan and off-shore islands of the Republic of China. History Taipower was established on 1 May 1946. Its origins can be traced to 1919 ...

* -

Electricity Generating Authority of Thailand The Electricity Generating Authority of Thailand (EGAT) ( th, การไฟฟ้าฝ่ายผลิตแห่งประเทศไทย; ) is a state enterprise, managed by the Ministry of Energy, responsible for electric power ge ...

Provincial Electricity Authority The Provincial Electricity Authority (PEA) ( Abrv: กฟภ. ; th, การไฟฟ้าส่วนภูมิภาค, ) is a Thai state enterprise under the Ministry of Interior. Established on 28 September 1960 by the Provincial Electri ...

Metropolitan Electricity Authority The Metropolitan Electricity Authority (MEA) ( th, การไฟฟ้านครหลวง) is a Thai state enterprise under the Ministry of Interior. It was established on 1 August 1958 by the Metropolitan Electricity Authority Act 1958 ( ...

* -

EDF Energy EDF Energy is a British integrated energy company, wholly owned by the French state-owned EDF (Électricité de France), with operations spanning electricity generation and the sale of natural gas and electricity to homes and businesses through ...

E.ON UK E.ON UK is a British energy company and the largest supplier of energy and renewable electricity in the UK, following its acquisition of Npower. It is a subsidiary of E.ON of Germany and one of the Big Six energy suppliers. It was founded in ...

, National Grid,

RWE npower Npower Limited is a British supplier of gas and electricity to businesses. It has been a subsidiary of E.ON UK since January 2019. The company was formerly known as Innogy plc and was listed on the London Stock Exchange and was a constituent ...

Scottish Power Scottish Power is a vertically integrated energy company based in Glasgow, Scotland. It is a subsidiary of Spanish utility firm Iberdrola. ScottishPower is the distribution network operator for Central and Southern Scotland, Merseyside, Nor ...

Scottish and Southern Energy SSE plc (formerly Scottish and Southern Energy plc) is a multinational energy company headquartered in Perth, Scotland. It is listed on the London Stock Exchange, and is a constituent of the FTSE 100 Index. SSE operates in the United Kingdom and ...

Drax Power Drax Group PLC is a power generation business. The principal downstream enterprises are based in the UK and include Drax Power Limited, which runs a biomass and coal fueled power station, Drax power station, near Selby in North Yorkshire. The ...

and

Good Energy Good Energy Group PLC is a British energy company based in Chippenham, Wiltshire that provides services in the electrification of transport and decentralised renewable energy generation such as domestic solar panels. The company is also an energy ...

Ecotricity Ecotricity is a British energy company based in Stroud, Gloucestershire, England, specialising in selling green energy to consumers that it primarily generates from its 87.2 megawatt wind power portfoliothe company prefers the term windmill ra ...

, Alkane Energy,

Ovo Energy OVO Energy is a major energy supplier based in Bristol, England. It was founded by Stephen Fitzpatrick and began trading energy in September 2009, buying and selling electricity and gas to supply domestic properties throughout the UK. By Ju ...

* -

List of United States electric companies The following page lists electric utilities in the United States. Largest utilities by revenue (2022) Reference: List of US electric companies by state Alabama Alabama Municipal Electric AuthorityAlbertville Municipal Utilities Board Arab ...

Telephone A telephone is a telecommunications device that permits two or more users to conduct a conversation when they are too far apart to be easily heard directly. A telephone converts sound, typically and most efficiently the human voice, into e ...
companies

* -

Telstra Telstra Group Limited is an Australian telecommunications company that builds and operates telecommunications networks and markets voice, mobile, internet access, pay television and other products and services. It is a member of the S&P/ASX 20 ...

Optus Singtel Optus Pty Limited (commonly referred to as Optus) is an Australian telecommunications company headquartered in Macquarie Park, New South Wales, Australia. It is a wholly owned subsidiary of Singaporean telecommunications company Singte ...

Vodafone Vodafone Group plc () is a British multinational telecommunications company. Its registered office and global headquarters are in Newbury, Berkshire, England. It predominantly operates services in Asia, Africa, Europe, and Oceania. , Vod ...

, Hutchison Telecom(3G network), AAPT,

Primus Telecom Innovate Corp. (formerly known as HC2 Holdings, Inc. and Primus Telecommunications Group, Inc.) is an American public financial services company founded in 1994. History Beginning (1994–1997) Primus commenced operations in 1994 intent on be ...

Nextgen Networks Nextgen Networks is a wholly owned subsidiary of Vocus Group, an Australian-based international telecommunications company. Nextgen's Network is based on a geographically protected national network, with the Brisbane to Melbourne link utilising ...

, Agile Communications,

TransACT TransACT is the trading name of TransACT Capital Communications, an Australian telecommunications company based in Canberra which provides broadband internet access, fixed telephony, cable television services, and mobile phone services in Can ...

* -

Liberty Latin America Liberty is the ability to do as one pleases, or a right or immunity enjoyed by prescription or by grant (i.e. privilege). It is a synonym for the word freedom. In modern politics, liberty is understood as the state of being free within society f ...

* -

Botswana Telecommunications Corporation Botswana Telecommunications Corporation (BTC) is a telecommunications and Internet service provider in Botswana, and is headquartered in Gaborone. It provides telecommunications services throughout the country. The company was formerly a gover ...

* -

Brasil Telecom Brasil Telecom S.A. (BrT, ) was a major Brazilian telecommunications company headquartered in the Brazilian capital of Brasilia. The company was one of three land lines and eight mobile telephone companies – and only long-distance service provi ...

, Oi, Vivo, TIM, Telefónica Brasil * -

List of Canadian telephone companies This is a list of telephone companies in Canada. Canadian telephone companies Note: incumbent local exchange carriers are indicated with an asterisk (*). * AstraQom * BabyTEL * Bell Canada & * BCE Inc.* - including Bell Aliant* (which itself i ...

* ** -

PCCW Limited PCCW Limited (formerly known as Pacific Century CyberWorks Limited) is a Hong Kong-based information and communications technology (ICT) company. The company is the majority owner of telecommunications company HKT Limited, and also holds a ma ...

, New World Telephone,

Hutchison Telecom Hutchison Asia Telecom Group or HAT, is a division of Hong Kong-based multinational conglomerate CK Hutchison Holdings. The division provides telecommunications services to several Asian countries. The division was formerly incorporated as H ...

** -

Companhia de Telecomunicações de Macau Companhia de Telecomunicações de Macau S.A.R.L. () known as CTM is a telecommunications company in Macau, which obtained a monopoly franchise license from the government except for mobile telephone services. History Prior to 1981, telecommuni ...

* -

ETECSA Empresa de Telecomunicaciones de Cuba S.A. ( en, Telecommunications Company of Cuba; ETECSA), is the Cuban state company that provides telephony and communications services in Cuba. It is the sole lawful provider of telephony and telecommunicatio ...

* -

telecom egypt Telecom Egypt ( ar, المصرية للاتصالات), is Egypt's primary telephone company. It started in 1854 with the first telegraph line in Egypt. In 1998, it replaced the former Arab Republic of Egypt National Telecommunication Organizati ...

orange egypt Orange Egypt ( arz, اورنچ مصر), formerly known as Mobinil ( arz, موبينيل), is the oldest mobile network operator in Egypt, founded on March 4, 1998. Orange provides voice and data exchange services, as well as 4G, 3G, ADSL and bro ...

vodafone egypt Vodafone Egypt (Arabic: ڤودافون مَصر, ''Vodafone Maṣr'') is the largest mobile network operator in Egypt in terms of active subscribers. It was launched in 1998 under its former name Click GSM ( Egyptian: كليك چى اس ام). I ...

etisalat egypt Etisalat Egypt S.A.E. is the third mobile operator to enter the Egyptian market and the first integrated operator for telecom services in Egypt. It officially started its business in 2007 and managed to attract one million subscribers in the fir ...

* - List of French telephone companies * - Deutsche Telekom, Arcor AG, Freenet AG,

T-Mobile T-Mobile is the brand name used by some of the mobile communications subsidiaries of the German telecommunications company Deutsche Telekom AG in the Czech Republic ( T-Mobile Czech Republic), Poland ( T-Mobile Polska), the United States (T-Mobil ...

Vodafone Germany Vodafone GmbH is a mobile telecommunications operator in Germany headquartered in Düsseldorf. It provides mobile phone, LTE, 5G, cable internet, landlines, cable TV, and IPTV services. As of the third quarter of 2021, Vodafone GmbH has more ...

, 1&1 Drillisch * - Hellenic Telecommunication Organization * -

Airtel Bharti Airtel Limited, commonly known as (d/b/a) Airtel, is an Indian multinational telecommunications services company based in New Delhi. It operates in 18 countries across South Asia and Africa, as well as the Channel Islands. Current ...

, BSNL,

MTNL Mahanagar Telephone Nigam Limited (MTNL) (d/b/a MTNL) is a wholly owned subsidiary of Bharat Sanchar Nigam Limited which is in turn under the ownership of Department of Telecommunications, Ministry of Communications, Government of India. Head ...

Vodafone Idea Vodafone Idea (or Vi, and/but stylised as ''V!'') is an Indian telecom operator with its headquarters based in Mumbai and Gandhinagar. It is a pan-India integrated GSM operator offering 2G, 3G, 4G, 4G+, VoLTE, and VoWiFi service. As of 31 ...

Jio Reliance Jio Infocomm Limited, doing business as Jio, is an Indian telecommunications company and a subsidiary of Jio Platforms, headquartered in Navi Mumbai, Maharashtra, India. It operates a national LTE network with coverage across all 2 ...

* - Telkom * - Eircom,

BT Ireland BT Communications (Ireland) Limited is a telecommunications and internet company in Ireland. It is a subsidiary of BT Group plc. History Esat Telecom The company was founded in 1990 by a consortium headed by business magnate Denis O'Brien an ...

Smart Telecom Smart Telecom ( AIM:SMR) was an Irish telecom operator that started as a phone card seller. It was also the third largest provider of cost-sensitive telecom services sector in Ireland, behind the incumbent operators eircom and BT Ireland. It had ...

Vodafone Ireland Vodafone Ireland Limited, a wholly owned subsidiary of the Vodafone Group, is a mobile phone network and broadband provider in the Republic of Ireland. It was created when the Vodafone Group bought Eircell, the mobile arm of Telecom Éireann. ...

Hutchison 3G 3 or Three is a global brand name owned by Hutchison 3G Enterprises S.A.R.L., under which several UMTS-based mobile phone networks and broadband internet providers operate in Hong Kong, Macau, Austria, Denmark, Indonesia, Ireland, Sweden, and ...

, O2 (Telefónica Europe) * - List of Italian telephone companies * - NTT, (NTT East, and NTT West) * -

Telekom Malaysia Telekom Malaysia Berhad (TM) is a Malaysian telecommunications company founded in 1984. Beginning as the national telecommunications company for fixed line, radio and television broadcasting services, it has evolved to become the country's larg ...

* -

Mobilink Mobilink ( ur, ) was the trade name of Pakistan Mobile Communications Limited (PMCL), a mobile operator in Pakistan providing a range of prepaid and postpaid voice and data telecommunication services to both individual and corporate subscribers ...

Ufone Pak Telecommunication Mobile Limited or Ufone ( ur, ) is a Pakistani GSM cellular service provider. It is the third mobile operator to enter Pakistani market. It started its operations under the brand Ufone, in Islamabad on January 29, 2001. PT ...

, Telenor, Zong * -

Philippine Long Distance Telephone Company The Philippines (; fil, Pilipinas, links=no), officially the Republic of the Philippines ( fil, Republika ng Pilipinas, links=no), * bik, Republika kan Filipinas * ceb, Republika sa Pilipinas * cbk, República de Filipinas * hil, Republ ...

* - SingTel * - Telkom * -

Telefónica Telefónica, S.A. () is a Spanish multinational telecommunications company headquartered in Madrid, Spain. It is one of the largest telephone operators and mobile network providers in the world. It provides fixed and mobile telephony, broadba ...

Orange Orange most often refers to: *Orange (fruit), the fruit of the tree species '' Citrus'' × ''sinensis'' ** Orange blossom, its fragrant flower *Orange (colour), from the color of an orange, occurs between red and yellow in the visible spectrum * ...

Yoigo Xfera Móviles, S.A.U., d/b/a Yoigo, is the fourth-largest mobile network operator in Spain and a subsidiary of the Spanish telecommunications company Grupo MásMóvil. Yoigo has a licence and its own cellular network for GSM/2G, UMTS/3G and LT ...

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Chunghwa Telecom Chunghwa Telecom Company, Ltd. () (, ) is the largest integrated telecom service provider in Taiwan, and the incumbent local exchange carrier of PSTN, Mobile, and broadband services in the country. History Chunghwa Telecom was founded as ...

FarEasTone Far EasTone Telecommunications (Far EasTone/FET; ) is a telecommunications company based in Taiwan. It is the third largest behind Chunghwa Telecom and Taiwan Mobile. History Far EasTone was founded in October 1996 by the Far Eastern Group, in a ...

Taiwan Mobile Taiwan Mobile () is a mobile phone operator based in Taiwan. It is the second largest telecom company behind Chunghwa Telecom. History Taiwan Mobile started as part of a strategic divestment from the now defunct Pacific Electric Wire & Cable Co ...

* - TOT,

CAT Telecom CAT Telecom Public Company Limited ( th, บริษัท กสท โทรคมนาคม จำกัด (มหาชน)) is the state-owned company that runs Thailand’s international telecommunications infrastructure, including its ...

True Corporation True Corporation Public Company Limited (TRUE) is a communications conglomerate in Thailand. True controls Thailand's largest cable TV provider, TrueVisions, Thailand's largest internet service provider True Internet and one of Thailand's largest ...

DTAC Total Access Communication Public Company Limited, commonly known as DTAC is a GSM mobile phone company in Thailand. It is the nation's third largest GSM phone company, after AIS and True. DTAC is owned by Norwegian company Telenor both direc ...

AIS AIS may refer to: Medicine * Abbreviated Injury Scale, an anatomical-based coding system to classify and describe the severity of injuries * Acute ischemic stroke, the thromboembolic type of stroke * Androgen insensitivity syndrome, an intersex ...

, JAS Mobile * -

List of United States telephone companies This is a list of United States telephone companies. Regional Bell Operating Companies The Regional Bell Operating Companies (RBOCs) are the result of the break-up of the Bell System in 1984. After numerous mergers, asset sales, and renamings s ...

Water Water (chemical formula ) is an Inorganic compound, inorganic, transparent, tasteless, odorless, and Color of water, nearly colorless chemical substance, which is the main constituent of Earth's hydrosphere and the fluids of all known living ...
companies

* - Unitywater, Queensland Urban Utilities * -

Barbados Water Authority Barbados Water Authority Limited (BWA), a government statutory corporation, is the sole provider of water services. Water supplied by the BWA in Barbados is pumped from wells within natural coral aquifers. The geology of Barbados is mostly compos ...

* - Water Utilities Corporation * -

Sabesp Sabesp is a Brazilian water and waste management company owned by the state of São Paulo. It provides water and sewage services to residential, commercial and industrial users in São Paulo and in 363 of the 645 municipalities in São Paulo Stat ...

, Sanepar, Copasa, Semasa * ** -

Water Supplies Department The Water Supplies Department (WSD; ) is the department under Development Bureau of the Government of Hong Kong of the People's Republic of China providing a reliable and adequate supply of wholesome potable water and sea water to customers i ...

** -

Macao Water The Macao Water Supply Company Limited (; Portuguese language, Portuguese: Sociedade de Abastecimento de Águas de Macau) or Macao Water (; Portuguese language, Portuguese: SAAM) in short, is a company dealing with water supply in Macau, China. H ...

* - Holding company for water and wastewater,

Alexandria Water Company The Alexandria Water Company (AWCO) is the water company of the city and the governorate (province) of Alexandria, Egypt. It was founded in 1860 as a private company and it operated as such for more than 100 years before it was nationalized under t ...

* -

SAUR Saur may refer to: * Saur (company) a French utility company * Saur (restaurant), Michelin starred restaurant in The Hague, Netherlands * Dog king - a Scandinavian tradition * Saur 1 - an APC developed by ROMARM * K. G. Saur Verlag, German publ ...

, Suez Environnement,

Veolia Environnement Veolia Environnement S.A., branded as Veolia, is a French transnational company with activities in three main service and utility areas traditionally managed by public authorities – water management, waste management and energy services. It pr ...

* -

EYDAP The Athens Water Supply and Sewerage Company ( el, Εταιρεία Ύδρευσης και Αποχέτευσης Πρωτεύουσας, ''Eteria Ydrefsis ke Apohetefsis Protevusas'', abbr. , ''EYDAP'') is the largest Greek enterprise in its se ...

* -

Irish Water ''Uisce Éireann'', formerly and commonly known as Irish Water, is a state-owned water utility company in Ireland. It was created by the Irish Government through the Water Services Act 2013, which formally created the company as a subsidiary of ...

* - Hera, Seabo * -

Maynilad Water Services Maynilad Water Services, Inc., better known as Maynilad, is the water and wastewater services provider of cities and municipalities that form the West Zone of the Greater Manila Area in the Philippines. It is an agent and contractor of the Metro ...

, Manila Water Company, Inc.,

Metropolitan Waterworks and Sewerage System Metropolitan may refer to: * Metropolitan area, a region consisting of a densely populated urban core and its less-populated surrounding territories * Metropolitan borough, a form of local government district in England * Metropolitan county, a typ ...

* -

Canal de Isabel II Canal de Isabel II (CYII) is the only company that manages the water supplies for Madrid, Spain. It is owned by the Autonomous Community of Madrid The Community of Madrid (; es, Comunidad de Madrid ) is one of the seventeen autonomous communiti ...

Grupo Agbar The Agbar Group is a benchmark in the complete water cycle and environmental management sector. It started out as Aigües de Barcelona and as of 2022 is part of the Veolia Group With more than 150 years' experience, Agbar currently has over 15, ...

* -

Taiwan Water Corporation The Taiwan Water Corporation (TWC; ) is a state-owned water utility providing water supply to most of Taiwan and offshore islands. The company is headquartered in North District, Taichung. History On 16 December 1972, President Chiang Ching-k ...

* -

List of United Kingdom water companies Water supply and sanitation in the United Kingdom is provided by a number of water and sewerage companies. Twelve companies and organisations provide drainage and sewerage services, each over a wide area, to the whole United Kingdom; and supply w ...

* - 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 American(s) may refer to: * American, something of, from, or related to the United States of America, commonly known as the "United States" or "America" ** Americans, citizens and nationals of the United States of America ** American ancestry, pe ...

Boston Heating Company Boston (), officially the City of Boston, is the capital city, state capital and List of municipalities in Massachusetts, most populous city of the Commonwealth (U.S. state), Commonwealth of Massachusetts, as well as the cultural and financ ...

* Compagnie Parisienne de Chauffage Urbain * Detroit Thermal *

New York Steam Company The New York City steam systems include Con Edison's Steam Operations, and other smaller systems that provide steam to New York University and Columbia University. Many individual buildings in New York have their own steam systems. Con Edis ...

, now

Con Edison Steam Operations The New York City steam systems include Con Edison, Con Edison's Steam Operations, and other smaller systems that provide steam to New York University and Columbia University. Many individual buildings in New York City, New York have their ow ...

* Trigen Energy Corporation

Former hydraulic power companies

* Itaipú Binacional * *

Liverpool Hydraulic Power Company Liverpool's Hydraulic Power Company were the operators of a public hydraulic power network supplying energy across the city of Liverpool, England, via a system of high-pressure water pipes from two pumping stations. The system was the third publi ...

* *

London Hydraulic Power Company The London Hydraulic Power Company was established in 1883 to install a hydraulic power network in London. This expanded to cover most of central London at its peak, before being replaced by electricity, with the final pump house closing in 1977. ...

, defunct since 1977 *

Natural gas Natural gas (also called fossil gas or simply gas) is a naturally occurring mixture of gaseous hydrocarbons consisting primarily of methane in addition to various smaller amounts of other higher alkanes. Low levels of trace gases like carbo ... companies

Electricity companies

Telephone A telephone is a telecommunications device that permits two or more users to conduct a conversation when they are too far apart to be easily heard directly. A telephone converts sound, typically and most efficiently the human voice, into e ... companies

Water Water (chemical formula ) is an Inorganic compound, inorganic, transparent, tasteless, odorless, and Color of water, nearly colorless chemical substance, which is the main constituent of Earth's hydrosphere and the fluids of all known living ... companies

Steam companies

Former hydraulic power companies

See also

Natural gas Natural gas (also called fossil gas or simply gas) is a naturally occurring mixture of gaseous hydrocarbons consisting primarily of methane in addition to various smaller amounts of other higher alkanes. Low levels of trace gases like carbo ...
companies

Telephone A telephone is a telecommunications device that permits two or more users to conduct a conversation when they are too far apart to be easily heard directly. A telephone converts sound, typically and most efficiently the human voice, into e ...
companies

Water Water (chemical formula ) is an Inorganic compound, inorganic, transparent, tasteless, odorless, and Color of water, nearly colorless chemical substance, which is the main constituent of Earth's hydrosphere and the fluids of all known living ...
companies