Great Value, Renewable Energy

Today, we're bringing 90 years energy experience to Great Britain. Join us today on the journey to a brighter future.

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Affordable energy from a trusted supplier

ESB has been the main gas and electricity supplier in Ireland for more than 90 years. Over 1.3 million customers strong, employing over 7,000 people. We're now in Britain and can’t wait to bring you Green Energy at an affordable price.

Our pledge, very simply, is to be the most innovative, responsible and easy to deal with energy supplier in Great Britain. We've already invested over £2 billion in Britain, where we've been working for over 26 years. 

What's more is our electricity is now 100% renewable which means that all of the electricity you buy from us is matched with renewable sources such as solar, wind and biomass power.

100% renewable, green energy

Our green tariffs feature 100% renewable electricity. They are the cheapest tariffs we have because helping the planet shouldn't cost the earth. 

Our Green Tariffs
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Our Green Tariffs


See our range of green tariffs at an affordable price. Choose one below that's right for you.

Brighter Future 12

1 Year Fixed Price

£77* Monthly Projection
Estimated Yearly Savings of £188**
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  • 100% renewable electricity
  • No price rises for 12 months
  • Direct debit discount
  • Online account / billing

Brighter Future 18

18 Month Fixed Price

£65* Monthly Projection
Estimated Yearly Savings of £321**
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  • Our best value tariff
  • No price rises for 18 months
  • 100% renewable electricity
  • Direct debit discount

Brighter Future 24

2 YEAR FIXED PRICE

£84* Monthly Projection
Estimated Yearly Savings of £104**
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  • 100% renewable electricity
  • No price rises for 24 months
  • Direct debit discount
  • Online account / billing

Brighter Future 12

1 YEAR FIXED PRICE

£44* Monthly Projection
Estimated Yearly Savings of £80**
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  • 100% renewable electricity
  • No price rises for 12 months
  • Direct debit discount
  • Online account / billing

Brighter Future 18

18 month fixed price

£39* Monthly Projection
Estimated Yearly Savings of £148**
View details Get Quote
  • Our best value tariff
  • No price rises for 18 months
  • 100% renewable electricity
  • Direct debit discount

Brighter Future 24

2 YEAR FIXED PRICE

£48* Monthly Projection
Estimated Yearly Savings of £37**
View details Get Quote
  • 100% renewable electricity
  • No price rises for 24 months
  • Direct debit discount
  • Online account / billing

*Terms and conditions apply. Price calculated using average customer consumption of 12,000 kWh for gas and 2,900 for electricity. Price shown is an average based on a standard meter in the following regions: Eastern, East Midlands, London, ManWeb, Midlands, Northern, NorWeb, Scottish Power, Seeboard, Southern Electric, SWALEC, SWEB and Yorkshire.

**Yearly savings are versus the OFGEM Price Cap, calculated using average customer consumption of 12,000 kWh for gas and 2,900 for electricity. Average is based on a standard meter in the following regions: Eastern, East Midlands, London, ManWeb, Midlands, Northern, NorWeb, Scottish Power, Seeboard, Southern Electric, SMALEC, SWEB and Yorkshire.

Peace of mind with ESB Energy

We have been awarded the Energy Switch Guarantee, assuring you a quick, easy and hassle-free switch to a reliable energy company.

See for yourself
ESB Energy Switch Guarantee

Switching is easy

We’ll talk to your current supplier and keep you updated when the switch has happened.

  • icon1Switching only takes 5 minutes
  • icon2Get a quote, sign up and we’ll take care of the rest
  • icon3There is no need for an engineer visit

Investing today for a Brighter Future

We’ve invested over £2bn in Britain’s energy landscape, building wind-farms across the country, from Devon to Durham and South Wales. Today, we're transforming the way we produce energy through sustainable innovations. From electric cars and charging points to 100% renewable, biomass energy.

Read more here
Invest in Green Energy

Service Update


We are here to help you during this difficult time. Due to the outbreak of Coronavirus we are experiencing a larger amount of calls so we would ask our customers where possible to use their online accounts portal. This enables us to keep our phone lines free for emergencies and our most vulnerable customers. Thank you for bearing with us during this time.

Click here for more information on our latest updates on COVID-19.