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ESB Board Members

Our Board comprises 12 members appointed by the Minister for the Environment, Climate & Communications. Board members include the Chairman, the Chief Executive, six independent Non-executive Directors and four elected Worker Directors.

The Board Members:

  • bring independent and objective scrutiny to the oversight of the organisation;
  • are challenging when necessary while being supportive to the delivery of organisational strategy and objectives;
  • are equipped to offer considered advice on the basis of sound judgement and experience; and
  • make a time commitment to their work commensurate with their role.


The appointment and remuneration of Board members (including the Chairman) is determined by the Minister for Public Expenditure, NDP Delivery and Reform and the Minister for the Environment, Climate Communications.  Under the “one person/one salary rule”, the Chief Executive does not receive a board fee.  Terms and conditions are set out in Board member’s Warrants of Appointment.

Grainne O'Shea, white woman with long brown hair and wearing a grey/blue jacket and blue top Gráinne O'Shea

Appointment and Term
01.01.2023 - 31.12.2026

Career Experience
Joined ESB as a graduate engineer in 1989. Holds primary and master’s degrees in engineering from Trinity College Dublin and DCU respectively and a diploma in Asset Management from the Institute of Asset Management. A Chartered Engineer (Engineers Ireland), Gráinne has worked in ESB Networks, Power Generation and Supply. Currently Business Strategy Manager for ESB Networks.

External Appointments
Irish representative on the General Assembly and on the Strategic Advisory Group of the EU DSO Entity (EU Distribution System Operators Entity). Vice Chair of the Eurelectric Working Group on Regulation and Network Customers and a member of the Distribution and Market Facilitation Committee. Member of the European Distribution System Operators (E.DSO) Policy and Regulation Committee. Member of the Electricity Association of Ireland Policy Committee. Past Chair of Networks sub branch of the Energy Sector Professionals Association (ESPA). Previously director of ESB Fullabrook Wind Farm and Derrybrien Wind Farm (2012-2016).