The Chief Executive of SSE, Ian Marchant, said it was "unfortunate" the company had to put prices up in October, but said it was necessary to stop the retail division losing money. Figures show the average profit made by supplying energy to SSE customers works out at 20 pence per account per week.
Ian Marchant posted a full message on YouTube. Watch his video here.
More top news
Hundreds remain missing in what is becoming one of the worst natural disasters to hit Central America in recent years.
Medical charity worker relates how he and colleagues tried to save patients and staff following devastating air strike.
Union leaders and officials from a range of campaign groups will address demonstrators as Conservative party conference gets under way.