Green Energy. Great Value. Unbeatable Service.

Being greener has never been easier. Get a quick quote to see how much you can save with So, and make the switch in minutes.

Guaranteed Low Prices

100% Green Electricity

Award-Winning Customer Service

Awarded 4 stars out of 5 by Google users
Awarded 4 and a half stars out of 5 on Trustpilot
The Sunday Times Fast Track 100 2020

It’s So Easy to Switch

As part of the Energy Switch Guarantee, we do all the work of switching for you. Just sign up to So and we’ll take it from there.

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    We’ll let your old supplier know

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    No interruption to your supply

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    No installation or engineers needed

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    No hidden costs

Our Green Impact

The amount of clean energy (in MWh) we supplied between April 2016 and March 2021.

604,322 tonnes

of CO2 in the atmosphere averted


equivalent number of trees required to offset these emissions each year

Vote for Your Energy Source

What goes into your home is important. That’s why we’re the only supplier of renewable electricity that gives customers the chance to vote on how we source it. Hydro, Solar, Wind or Biomass, cast your vote and we’ll base the % we buy from each source for our customers next year on the results.

wind turbine


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The turbines that dot the horizon in increasing numbers make the UK the sixth-biggest generator of wind power in the world.

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solar panel


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Solar cells, also known as Photovoltaic (PV cells), convert sunlight directly into electricity.

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Hydroelectric power comes from dams where they release water from height, and this drives a water turbine and generator.

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Biomass is organic material that comes from plants and animals, often in the form of wood pellets, waste wood or animal manure.

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