Richard Lloyd, executive director of Which?, called on the Government to reform the energy market ahead of the expected raft of price rises.
We can't go through another winter with people worrying about their energy bills. The Government and the regulator must reform our broken energy market.
It's time for energy prices to be properly transparent and tariffs to be made simpler, so that consumers get a fair deal.
More than 8 million customers of SSE face a price hike typically over £100 a year - now all eyes are on the other big energy firms.
Energy bill increases are not just a problem for the millions of consumers who'll have bigger bills landing on the doormat.
Energy firm SSE has announced that electricity and gas prices will rise by an average of 9% from October 15.