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ESB is certified with the Business Working Responsibly Mark


ESB is Ireland’s leading energy utility. ESB generate, distribute and sell electricity to customers throughout Ireland.

Various businesses that make up the ESB group:

  • Electric Ireland- manages electricity and gas supply accounts, promoting energy efficiency and helping customers save money.
  • ESB Networks Ltd. – maintains Ireland’s electricity network, manage its network infrastructure and operate ESB’s electricity meters.
  • ESB Telecoms – built and own Ireland’s national fibre optic network, and over 300 telecoms sites across Ireland.

ESB limited companies consist of ESB’s registered office and the list of registered numbers for all ESB companies.

ESB International is an international energy company investing in energy and engineering across the globe.

Learn more about ESB in our CSR Case Studies database.

Click here to learn more about their responsible and sustainable business practices