Firmus Energy Supply announces 11.84% domestic tariff reduction


This tariff decrease, which is effective from April 1 2025, will save households an average of £136 per year
Firmus energy Supply, Northern Ireland’s largest supplier of natural gas, has today (March 6) announced that it will be reducing its domestic tariff by 11.84% in the Ten Towns Network area.
This tariff decrease, which is effective from April 1 2025, will save households an average of £136 per year.
Firmus energy Supply intends to bring further competition to the Greater Belfast market and further announcements will be made in due course.
The Ten Towns Network area includes Antrim, Armagh, Ballymena, Ballymoney, Banbridge, Coleraine, Craigavon (including Lurgan and Portadown), Limavady, Derry, Newry and more than 25 other towns and villages in the surrounding areas.
Customers seeking advice on their natural gas bills or direct debit payments should contact the firmus energy Supply Customer Services team on 0330 024 9000 or via [email protected].
For free and independent advice on how to save energy please contact NI Energy Advice Line on 0800 111 4455.