Who is the cheapest Gas and Electricity Supplier in your area?

With over 20 gas and electricity suppliers in the UK, with varying tariffs and frequent price changes, consumers are faced with a bewildering and often muddled information. There are several energy comparison websites but their prices differ and there may be a bias in which suppliers are featured. With global wholesale energy bills rising, there are bound to be more price increases, more volatility and price variations between suppliers. Who do you find to be the cheapest supplier in your area? Share your information with others who may be paying inappropriately high bills and may wish to switch suppliers.