
Best and worst energy companies for 2019
Find out which gas and electricity firm has the best customer service, bills, complaints handling, helps you save energy and best value for money.

Npower and SSE merger called off
SSE and Npower’s planned merger has been scrapped. SSE said challenging market conditions, the energy price cap and market conditions are to blame. Use Which? research to find the best energy company for you.

The big energy firms which keep you hanging on the telephone
How long do you have to wait to speak to your energy company? Exclusive undercover Which? research reveals the fastest – and slowest – gas and electricity firms on the phone, live chat and email. British Gas, EDF, Npower included.

SSE and Npower merger given final go-ahead
Two of Britain’s biggest energy firms, Npower and SSE, are merging after the Competition and Markets Authority gave the go-ahead today. Find out what customers think of SSE and Npower and find a cheap gas and electricity deal.

Top five cheapest energy deals for September 2018
The five cheapest gas and electricity deals for September 2018. You could save £403 in a year by switching to the cheapest energy deal, from Scottish Power’s standard tariff. Plus we reveal the three priciest energy tariffs to avoid.