Get Full access to Top 1000 data, subscribe from only €29

Register Now »

Soni Northern Ireland

System Operator for Northern Ireland (SONI) Ltd has been part of the EirGrid group since 2009. Based in Belfast, SONI ensures the safe, secure and economic operation of the high voltage electricity grid in Northern Ireland and in cooperation with EirGrid colleagues is also responsible for running the all-island wholesale market for electricity. SONI also work in cooperation with NIE through investments to develop the electricity grid infrastructure for Northern Ireland.

Financial Data


By Turnover

(€158.8 million)

By Employees

342nd in Top Companies By Turnover
  • 121
  • €158.8 million


  • Robin McCormick General Manager

Latest News


Thanks, You are now signed up to the Top 1000 newsletter!