About us

We're the UK's leading energy supplier, supporting around 500,000 businesses with commercial gas and electricity

Business gas and electricity

We can help with your energy needs

From business gas and electricity quotes to new connections and metering, we've got your commercial energy needs covered.

Energy services for businesses

Repairs, installations, safety and more

From boilers to training and safety, we help keep the power flowing through your business.

Who owns British Gas business?

Centrica is our parent company

Centrica is an energy and services company which is focused on satisfying the changing needs of its customers.

History of British Gas

Take a trip along our timeline

We're one of the oldest companies in the world, with a history that stretches back over 200 years.


Build a future, make a difference

We're always looking for talented people to join our team – search for jobs at British Gas business.

Help, news and guidance

Get in touch

Contact us if you need help, have feedback or are looking for guidance.

Read our blog

News and views from the ever-changing world of business energy.

Smarter working

Learn the many intelligent ways we can help you manage energy use.

Our fuel mix

See the mix of fuels we've used to generate electricity

All suppliers, including British Gas, are required to provide information about the mix of fuels used to generate the electricity supplied to their customers, as well as its environmental impact.

Known as the Fuel Mix Disclosure, we must publish this information annually. The table below shows the British Gas Fuel Mix Disclosure for the period 1st April 2016 to 31st March 2017.


British Gas


UK Average


Natural gas

British Gas


UK Average



British Gas


UK Average



British Gas


UK Average


Other fuels

British Gas


UK Average


CO 2 emissions

British Gas

252 g/kWh

UK Average

254 g/kWh

High-level radioactive waste

British Gas

0.0007 g/kWh

UK Average

0.0015 g/kWh