We currently use British Gas, I've just tried
http://www.uswitch.com and based upon our average household bill its recommending we switch to npower the company we moved to British Gas from :angry: The move could save us £179.60 per year.
If your trying to save energy last year we re-insulated our loft with thicker insulation and draught proofed certain area's. Its worked as this year the combi-boiler has only several times been taken off the minimum setting (although we admittedly have not had a cold winter).