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Our green energy

We don’t just supply green energy, we make it too
Our green energy

Ecotricity vs the rest

Why should you choose Ecotricity instead of another energy supplier?

It’s a good question. Ever since we delivered 100% renewable electricity to our first customer in 1996, we’ve been proud to be Britain’s overall greenest energy company. It’s more than green energy — the breadth and depth of our work on green issues is unmatched.

Over 30 years on, there are a lot of energy companies out there who claim to offer green energy. But do their claims hold water? Who’s telling the truth and who’s greenwashing? And how can you tell?

Here’s why we think you should switch to Ecotricity:

We’re a Which? Eco Provider

We’re proud that we’re a Which? Eco Provider for energy. The Which? Eco Provider endorsement is given to energy suppliers who make the greatest positive impact in generating renewable electricity, building new sources of green energy and helping the transition away from fossil fuels.

We’ve been a Which? Eco Provider for six years – which is a fantastic achievement!

Vegan energy

Driven by the idea that energy could be both greener and more ethical without relying on animals, we reviewed all our energy sources and eliminated anything that involved animal use.

As a result, Ecotricity is now the only energy company in the world certified as vegan by both The Vegan Society and Viva!.

While some suppliers still produce energy from livestock waste, this still supports livestock farming, one of the largest sources of carbon emissions, meaning it continues to contribute to a significant climate impact.

Bills into Mills

Ecotricity is a not-for-dividend company. We put every penny towards building new sources of green energy and innovative green projects that help build a greener Britain. You can help us make a real difference in the fight against the climate crisis.

Award winning customer service!

It’s customer service you can trust – our UK-based customer service team is not only award-winning but here to help you seven days a week.

We were named Best Customer Service Small Supplier at the Uswitch Energy Awards 2026. This recognition reflects our commitment to putting our customers first in everything we do.

Switch your business energy to Ecotricity Business

We've been providing 100% green electricity to iconic British businesses for over 30 years.

Our 'Bills into Mills' philosophy means every business that joins us helps fund new sources of green energy, bringing us closer to our mission of eliminating fossil fuels.

Switching to Ecotricity Business is simple. There's no disruption to your energy supply, and once your contract is agreed, we'll typically have you on supply within as little as five working days.

Get your SME business quote online in just 90 seconds. If you're a larger business, call 0345 600 1994 or email business.sales@ecotricity.co.uk to speak to our team.

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vegan energy
Ecotricity is the only energy company in the world certified as vegan by both the Vegan Society and Viva!, the vegan charity.
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The facts speak for themselves.

We’re proud to have been named a Which? Eco Provider.

We're winners of the Best Customer Service Small Supplier award at the Uswitch Energy Awards 2026.

We’ve built 24 wind parks all over the country, which are home to 74 beautiful windmills, as well as sun parks utilising the latest bifacial panels. And we’re always planning more, as fast as possible.

We’re the only energy company in the world certified as vegan and our green gasmills will soon be busy making sustainable gas from grass.

When you’re with us, every penny of your bill makes a difference in building new forms of green energy. You’ll help us make fossil fuels a thing of the past.

Switch to Ecotricity today and we’ll turn your bills into mills.