Complaints against energy firms and Irish Water soared by 51% last year - with a third of long-running gripes upheld.
A new report by the Commission for the Regulation of Utilities shows its customer care team recorded a total of 6,608 new cases in 2021 – an annual increase of over 2,200 and the highest level in recent years.
The CRU said it also opened 221 complex complaint investigations last year where customers cannot resolve a dispute with their supplier – an increase of 10% on 2020 levels.