Why ESB Energy

We’re an established, trusted energy supplier, committed to delivering great value, responsible energy.


Creating a Brighter Future

From our beginnings in 1927, we’ve pioneered a way of thinking and doing when it comes to energy generation and production. Now, with constant innovation and investment in Britain, we’re creating a more sustainable future we can all be proud of.

Our Story

We’ve been a trusted supplier in the energy business for over 90 years, providing our 1m+ Irish customers with great value, responsible energy.

And for over 25 years, we’ve been transforming Britain’s energy landscape by investing in an array of sustainable energy solutions. Our aim is simple: to serve our customers well and to continue to invest in a brighter future across the country.

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Our Investment in Green Energy

For the past 25 years, we’ve invested over £2bn in Britain’s energy landscape which include building wind-farms across the country, from Devon to Durham. Today? Our goal is to continue to transform the way we produce energy through sustainable innovations, from electric cars charging points to 100% renewable biomass energy.


Why Switch?

Switching your energy supplier should be simple and easy. And with us, it is. Find out how to switch to ESB Energy today as well as answers to questions you might have around changing energy supplier.      

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Why Switch to ESB Energy

Our service promise  to you

Being easy to deal with, honest and transparent are at the core of everything we do. When you make the decision to switch to us, we’ll ensure the process is seamless, committing to first bill accuracy and delivering on our promises.

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Our Policies

Being easy to deal with, honest and transparent are at the core of everything we do. And our policies reflect that.

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