The matter is under investigation by the Data Protection Commissioner.
Electric Ireland says Gardaí and the Data Protection Commissioner, Athlone's Helen Dixon, are investigating the compromising of around 8,000 customer accounts.
It says it's aware an employee working on its behalf may have inappropriately accessed some customer accounts, leading to the potential misuse of personal and financial information.
All customers who may have been impacted have been written to, and only those who have received a letter need to take action.
Electric Ireland says it fully appreciates the gravity of this issue and the concern and inconvenience it will create for those affected.
Fast Track Citizenship Proposed For Immigrants Serving In Defence Forces
Gardaí Investigating Spate Of Laois Thefts
Westmeath Councillor Wants Short Term Let Planning Exemptions For Self Caterers
Plans For 27-Acre Midlands Soccer Facility Rejected
Laois Senator Rails Against Rent Pressure Zone Legislation
Managers Should Consider Remote Work Where Possible - FRS
Tourism Minister Welcomes Government Short-Term Let Restrictions
Former Portlaoise Prison Assistant Governor Criticises Psychiatric Prisoner Numbers
Midlands Local Authority Submits Plans To Extend Living City Initiative
Laois Commuters Spend Up To Two Hours A Day Travelling To Work
"Clarity, Honesty And Fairness Must Come Before Profits" - Midlands MEP
Rent Increases Hit Westmeath Council Tenants
NUJ Warn Oireachtas AI Threatening Journalism
Midlands Tourism Businesses Awarded For Excellence
Man Accused Of Murder In 5 Star Laois Hotel Pleads Not Guilty
Time To Move On From Bord Bia Bickering - Midlands MEP
Three Midlands Schools In Line For New Special Classes
Two Men Hospitalised Following Midlands Assault
Midlands Wind Farm Opponents Face ‘Uphill Battle’
Laois Councillor Wants Clarity On NDP