Ed Davey, the Secretary of State for Energy and Climate Change, has told Daybreak he is "very worried" about people's electricity and gas bills and said the "big six" energy companies needed to be more transparent.
"They need to be held accountable for the profits they make and they need to declare them in a much clearer way," The Liberal Democrat MP said.
More top news
Former Girls Aloud singer Kimberley Walsh is pregnant with her second child, she has revealed.
Chancellor George Osborne will seek to reassure financial markets on Monday morning following Britain's decision to leave the EU.
In his first outing since the referendum result, the lead Leave campaigner has outlined his vision for a post-Brexit Britain.