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China Huaneng Group

China Huaneng Group Co., Ltd. is a key state-owned company established with the approval of the State Council.

Independent Electricity System Operator

The Independent Electricity System Operator (IESO) is the Crown corporation responsible for operating the electricity market and directing the operation of the …

Hydro One Limited

Hydro One Limited is an electricity transmission and distribution utility serving the Canadian province of Ontario.

British Columbia Transmission Corporation (BCTC)

The British Columbia Transmission Corporation (BCTC) was a Crown corporation in the province of British Columbia, Canada.

Alberta Electric System Operator

The Alberta Electric System Operator, (AESO), is a not-for-profit entity responsible for the planning and operation of the Alberta Interconnected Electric Syste…

National Grid plc

National Grid plc is a British multinational electricity and gas utility company headquartered in Warwick, United Kingdom.

Swissgrid

Swissgrid, based in Aarau and Prilly, is the Swiss transmission grid operator. It is subject to supervision by the Swiss Federal Electricity Commission ElCom.

Red Elctrica de Espaa

is a partly state-owned and public limited Spanish corporation which operates the national electricity grid in Spain, where it operates the national power trans…

Elektro-Slovenija

Elektro-Slovenija, d.o.o. (ELES) is a state-owned electricity transmission company of Slovenia. The company was founded in 1991 by the Government of Slovenia.

Elektromrea Srbije

Elektromrea Srbije (abbr. EMS; Serbian Cyrillic: ) is a Serbian national transmission system operator company with the headquarters in Belgrade, Serbia.

Transelectrica

Transelectrica is an electricity transmission system operator in Romania.

PSE-Operator

is state owned transmission system operator in Poland. 100% of its shares is owned by the State Treasury.

Statnett

Statnett is a Norwegian state owned enterprise responsible for owning, operating and constructing the stem power grid in Norway. The company has its headquarter…

Augstsprieguma Tkls AS (AST)

Augstsprieguma Tkls AS (AST) is an independent electricity transmission system operator in Latvia.

Litgrid

Litgrid is a transmission system operator in located in Vilnius, Lithuania. It is a subsidiary of EPSO-G AB, which owns 97.5% of its shares.