ESU is a trade union representing over 1,300 members in ESB and its subsidiary companies ESU represents Clerical, Administrative, Managerial and Technical staff in ESB and its subsidiary companies.

ESU represents temporary, part-time and contract workers and is actively working to improve their position.

Energy Services Union (Of Ireland) website
+353 (0)1 6767444
43 East James's Place,
Lower Baggot Street,
Dublin 2