Current Service Status: No issues reported. 

A special meeting was held on Tuesday 2nd February for customers to hear from SDEN, Sutton Council and Barratt. The live stream event can be viewed here

Sutton Decentralised Energy Network Limited

Helping our vulnerable customers

Vulnerable customers are invited to complete SDEN’s vulnerable persons declaration form so that we can assess your circumstances. An electronic or hard copy can be requested at any time by email, phone or post. Please click here for more details.

Did you know?

If you pay by Direct Debit or sign up to paperless billing, you are eligible to take advantage of an annual discount. Please get in touch with us for more details.



Sutton Decentralised Energy Network Limited (SDEN) is a sustainable energy supplier that will provide low-carbon energy to homes and businesses in Sutton.

In the future SDEN will deliver energy to residents and businesses across South London, meeting the heating and hot water needs of homes and businesses across the region.

Due to Coronavirus (COVID-19), we are making changes to our service. For further information please click here

Did you know there is an easier way to manage your SDEN account online? The ability to pay your statements (by debit / credit card), upload actual meter readings and view, download and print statements whenever you need them is only a few steps away.

Simply head to and click on the link to register your online account. All you need is your SDEN account number, and your details as provided on your account to sign up. You can also receive an annual paperless statement discount of £5.48 for doing so.

If you have difficulties registering please send us an email to us via by stating that you wish to activate your online account.