Faisalabad Electric Supply Company (FESCO) is an electric distribution company which supplies electricity to Faisalabad, Punjab, Pakistan.

Gujranwala Electric Power Company (GEPCO) is an electric distribution company which supplies electricity to Gujranwala, Punjab, Pakistan.

Hub Power Company Limited (HUBCO) is located at Hub, Lasbela District, Balochistan, Pakistan. The Hub Power Company is a large, private-sector power company and its 1,200 MW plant is located 60 km from Karachi in Hub. The electricity at HUBCO is generated by four 323 megawatt oil-fired units that are supplied by a 78km long pipeline from Pakistan State Oil (HUBCO, 1999b). In simple terms, the electricity is produced when oil is heated with steam.

Hyderabad Electric Supply Company or HESCO is an electric distribution company which supplies electricity to all the districts of Sindh in Pakistan, excluding Karachi.

Hyderabad had an Area Electricity Board (AEB) as one of the eight AEBs constituted through amendments in WAPDA Act during 1981. Later on as the Government of Pakistan approved the revamping of the Water and Power Development Authority (WAPDA) power sector in April 1998, the Hyderabad Electric Supply Company took over responsibilities of the Hyderabad Area Electricity Board. Hyderabad Electric Supply Company is owned and operated by WAPDA though. The company was incorporated on 23rd April 1998 and certificate for commencement of business was obtained on 1st July 1998 from NEPRA under section 146(2) of Companies Ordinance 1984.

Islamabad Electric Supply Company(IESCO) is an electric distribution company which supplies electricity to Islamabad, Pakistan Head Office in Islamabad and Head Office includes many Directorates Planning & Engineering Directorate is one of it. Mr. Muhammad Yousaf Awan is the Manager P&E and Mr. Sarbuland Khan is Deputy Manager (Planning)

Karachi Electric Supply Corporation (KESC) is a privately owned public utility company. It was incorporated on 13th September 1913. The Corporation was originally in private hands, but the Government of Pakistan took control of the Corporation by acquiring majority share holdings in 1952.

It is principally engaged in generation, transmission and distribution of electric energy to industrial, commercial, agricultural and residential consumers in Karachi. KESC is the sole supplier of electricity to Karachi and its suburbs up to Dhabeji and Gharo in Sindh and over Hub, Uthal, Vindhar and Bela in Baluchistan.

Recently, KESC was sold to a Saudi Arabian company in December 2005 via an open bid organised by the Privatisation Commission of Pakistan. Since then its operation management is under control of Siemens Pakistan.

The Kot Addu Power Company Limited (KAPCO), was incorporated in 1996, location in Kot Addu, District Muzaffargarh, Punjab, Pakistan. Kot Addu Power Plant was built by the Pakistan Water and Power Development Authority (WAPDA). In April, 1996, Kot Addu Power Company was incorporated as a public limited company. On April 18, 2005 Kot Addu Power Company was formally listed on all three Stock Exchanges of Pakistan.

Lahore Electric Supply Company (LESCO) is an electric distribution company which supplies electricity to Lahore, Punjab, Pakistan.

Multan Electric Power Company (MEPCO) is an electric distribution company which supplies electricity to Multan, Punjab, Pakistan.

Peshawar Electric Power Company' (PESCO) is an electric distribution company which supplies electricity to Peshawar, NWFP, Pakistan.

Quetta Electric Supply Company (QESCO) is an electric distribution company which supplies electricity to Quetta, Balochistan, Pakistan.

Tribal Electric Supply Company (TESCO) is an electric distribution company which supplies electricity to FATA, Pakistan.

Water And Power Development Authority (WAPDA) is the acronym for the government owned firm known to produce electricity across Pakistan, to maintain energy creating plants and supply water to public. It services many grid stations through the country and looks over large dams such as Tarbela and Mangla.