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Over a million people have switched to Bulb's green energy

Rated Excellent on
A pink painted map of the UK with lots of wind turbines

100% renewable electricity

From solar, wind and hydro generators

100% carbon neutral gas

We're the biggest buyer of green gas in the UK

Support causes you care about

£2 per new member goes to fighting climate change

Green energy for everyone

We buy energy from green gas and electricity generators around the UK, and we supply it to every Bulb member as standard. We're not ones for complicated pricing or fixed-term deals, so our variable tariff always reflects the true cost of energy.


Illustration of a graph with a squiggly downwards arrow

Lower bills, lower CO2

Just by joining Bulb, the average member lowers their carbon impact by 3.2 tonnes of CO2 a year. (And they'd save up to £107 when switching to us from the usual suspects.)


Take charge of your carbon impact

Our Carbon Calculator makes it easier than ever to count up and offset your everyday carbon impact.

Bulb's carbon calculator on a mobile phone


Speedy support when you need it

We're easy to get hold of by phone, email or online chat. We don't like to toot our own trumpet (so it's lucky that our members do it for us).

Go green today