Ampower were established in 2016 so they are a relatively new entrant to the UK energy supply market. Initially they only supplied commercial premises but they ...

Symbio Energy are based in Watford and are a relatively new business, having only started supplying energy in March 2019.They pride themselves on supplying ...

SSE are headquartered in Perth, Scotland. They were formed in September 1998 when Scottish Hydro-Electric and Southern Electric merged.They have almost five ...

Scottish Power are based in Glasgow, Scotland, although they are currently owned by Iberdrola, a Spanish utility company. They supply power to customers in ...

Swindon-based NPower were formerly known as Innergy. They were one of the Big Six energy companies in the UK and had roughly 2.3 million customers.Following ...

E.ON has 4.3 million customers in the UK. The company recently took a majority stake in Innogy, the company that owns Npower.They are one of the "big six" ...

EDF Energy were formed in 2002 and are owned by Électricité de France, a French company. EDF Energy are based in London. They have over five million customers ...

British Gas are the UK's largest energy supplier with around twelve million customers and approximately 20,000 employees. They are currently owned by Centrica.

In 2018 the partnership with SSE ended and M&S Energy entered into a partnership with Octopus Energy. The partnership with Octopus Energy means that the energy ...

Sainsbury's Energy were originally a subsidiary of British Gas which used the Sainsbury's brand under licence. Since April 2019 they have been a subsidiary of ...

Co-op Energy is part of Midcounties Co-operative and started supplying domestic energy consumers in 2011. In August 2019 they entered into a partnership with ...

ENGIE is the number one independent power supplier globally employing around 160,000 worldwide. It is involved in a number of innovative environmental projects ...