In an article for the Sunday Telegraph, he stated that the introduction of a windfall tax would be one "possible solution" to the issue.
He wrote: "The First Minister Alex Salmond has today called for Gordon Brown to impose such a tax to help hard-pressed families and pensioners combat fuel poverty.
"It isn't right that energy companies are returning huge profits and dividends to their share holders while families are struggling to pay bills and small businesses are going bust."
In recent weeks, British Gas rival EDF Energy also announced plans to increase the cost of its gas and electricity.
Click here to run an energy price comparison, and see if you could be paying less for your gas and electricity.