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E.ON Energy

E.ON is one of the largest energy providers in the country, providing power and heating to around 5 million homes.

About E.ON

Known previously as Powergen, E.ON changed their name in 2007 in line with their new product Go Green which meant a greater focus on gaining energy from more renewable sources. As well as being one of the largest energy suppliers in the country, E.ON is also one of the biggest generators with a wide range of power stations, biomass plants and wind farms at their disposal.

Currently owned by Centrica, this energy giant serves over 14 million homes around the UK making them the biggest energy supplier out of the ‘Big Six’. British Gas is also at the front of the smart meter rollout and has an aim to have smart meters installed in all their customers’ homes by the year 2020.

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Benefits and Energy Mix


  • Excellent customer service with a recent survey indicating 80% customer satisfaction
  • Simple single sheet tariffs make offers easier to understand
  • Easy to use app allows you to manage your account from your phone
  • Part of the smart meter rollout
  • Great prizes and rewards for customers

Energy Mix

It's important to know where your supplier gets their energy from:

  • Coal - 14%
  • Gas - 41%
  • Nuclear - 11%
  • Renewable - 29%
  • Other - 4%

Get in Touch

  • Emergency (gas) – 0800 111 999
  • Prepayment meter queries – 0345 303 3040
  • Smart pay as you go queries – 0345 366 5996
  • Feed-in tariff queries – 0345 301 4884
  • Bill queries – 0333 202 4762