SSE has paid £665,000 in compensation after taking almost six months to switch customers on to a new tariff, following the end of its 'white label' partnership with Ebico.
Small energy supplier Iresa is still banned from taking on new customers, increasing direct debits and asking for one-off payments after the regulator found it had failed to make enough improvements.
Millions of BT customers are facing yet another round of price hikes from September, MoneySavingExpert can reveal, with line rental, broadband, TV, BT Sport and calls costs set to rise for some.
Scores of customers of Toto Energy have vented their anger over its 'hopeless service' with many reporting serious failings by the small energy supplier.