Complaints about energy suppliers

For help and advice on how to complain about your energy bill or supplier click the button below. 

Citizens Advice also provides a free, impartial helpline service across a range of issues on 0808 223 1133.

View complaints guide

General enquiries

If you have an enquiry relating to Ofgem’s policies or functions, contact us at, on 020 7901 7295 or at the addresses below. 

Our telephone lines are open Monday to Friday from 09:30 to 12:30.

We also regularly share corporate news and post general advice to help consumers get the most out of their energy services via our news and views pages and social media channels: @Ofgem Twitter, @Ofgem Linkedin@Ofgem facebook.

If you have a request for a member of Ofgem to speak at an event, please make a speaker request.

Our locations

London office

10 South Colonnade
Canary Wharf
E14 4PU

Glasgow office

Commonwealth House
32 Albion Street
G1 1LH 

Cardiff office

C/O HM Revenue & Customs
UK Government Hub Wales
Tŷ William Morgan
6-7 Central Square
CF10 1EP

Please direct all postal correspondence to our London office.