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Suppliers

Gas and electricity suppliers

We all want to save money on our energy bills. And the best way to do that is to compare the deals on offer from the 20-plus providers that are competing for our business. At MoneySuperMarket, we compare all major UK energy firms, from the 'Big Six' (British Gas, EDF Energy, Eon, nPower, Scottish Power and SSE) to the smaller and emerging providers such as So Energy and Green Network Energy. You can find out more about the providers we compare in the list below.

Our top 4 guides and articles

Shower

Npower

Formerly a Big Six supplier, Npower's customers were transferred in E.ON Next.
Man putting washing into machine

E.ON Next

E.ON Next is part of the Big Six, read more about its tariffs and contact details.
Sofa with light on

Bristol Energy

Bristol Energy has stopped trading. Find out more below.

View all

News & Guides
  • Green Star Energy Green Star Energy is no longer trading
  • DaligasDaligas has ceased trading. Find out more below.
  • Green NetworkGreen Network Energy has now stopped trading, find out more below
  • Bulb is no longer trading. Bulb has ceased trading. Find out more below
  • ENGIE EnergyENGIE no longer operates in the UK.
  • Pure PlanetPure Planet has ceased trading. Find out more below.
  • Shell EnergyShell Energy no longer operates as a consumer energy supplier, but continues to offer business-energy tariffs
  • Tonik EnergyTonik Energy has stopped trading - find out more below
  • PowershopPowershop no longer operates as an energy supplier. Its customers were transferred to EON Next in 2021.
  • E Tariffs & Contact DetailsPrepayment tariffs from E (Gas and Electricity) can help you save money, read on to find out more
  • IglooIgloo has now stopped trading. Find out more below.
  • Co-operative EnergyLearn about Co-Operative Energy's tariffs and contact details
  • Octopus EnergyContact Octopus Energy and find out about its tariffs
  • Spark energyFind out more about Spark Energy
  • EDF EnergyOne of the Big Six, find out more about EDF's tariffs and contact details
  • Sainsbury’s EnergyA household name for groceries, can it help you save on energy? Learn about its tariffs and how to contact
  • M&S EnergyA household name, but could M&S save you money on your energy bills? Read about their tariffs below
  • Utility WarehouseRead more about Utility Warehouse, including its tariffs and contact details
  • PFP EnergyPFP Energy has now stopped trading. Find out more below
  • Who are Scottish Power?ScottishPower is one of the UK’s ‘Big Six’ energy suppliers. Find out about its tariffs and what it offers
  • Who are British Gas?It’s the UK’s most established and largest energy supplier. But how do its deals match up with the rest of the market? We take a look at British Gas tariffs to find out.
  • Who are OVO Energy?This Bristol-based energy company offers a range of tariffs, including many eco-friendly options
  • So Energy tariffsSo Energy focuses on providing 100% renewable energy at accessible prices. We take a look at what So Energy has to offer.
  • Utilita Energy tariffsWith its focus on smart energy, Utilita aims to help households use less energy and cut their bills and carbon footprints. We go through its tariffs and smart meter system.