Country
Ireland

Ireland (Irish: Éire) is the name of the Irish State (also sometimes known as the Republic of Ireland.  The Republic of Ireland occupies 70,282 sq. km. of the island of Ireland which has a total area of 84,421 sq. km. It is located in the extreme north-west of the European continent lying between 51° and 55° north latitude and 5° and 10° west longitude.

While Irish is the first national language, English is spoken widely.

 
Market Size
Capital Dublin
Area 84422 Km2
Population 4500000 
GDP 164.614 Billions €
Consumption n/a
Peak load n/a

EirGrid
 
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EirGrid plc is a leading Irish energy business, dedicated to the provision of transmission and market services for the benefit of electricity consumers. It is a state-owned commercial company.  As TSO in Ireland, it is based in Dublin.  As well as being the TSO in Ireland, EirGrid plc is the owner of System Operator for Northern Ireland and of the Single Electricity Market, which delivers  market operator services on the island of Ireland.

SONI
 
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The System Operator for Northern Ireland (SONI Ltd) is a wholly owned subsidiary of EirGrid plc.

SONI Ltd is the licensed TSO and market operator in Northern Ireland and is regulated by the Utility Regulator for Northern Ireland (URegNI).

In it's role as TSO, SONI Ltd has the responsibility of ensuring the safe, secure and economic operation of the high voltage electricity system in Northern Ireland. However, it should be noted that the transmission assets in Northern Ireland are currently owned and maintained by Northern Ireland Electricity (NIE).

The Single Electricity Market Operator (SEMO) is a joint venture between SONI and EirGrid and is responsible for running the Single Electricity Market (SEM) which is a single market for the wholesale trading of electricity on the island of Ireland across the two jurisdictions of Northern Ireland and Republic of Ireland. SEMO has offices in both Belfast and Dublin and has been established with a distinct all-Island identity, providing non-discriminatory trading access to all market participants on the island.