Please contact your Account Manager directly or use the form at the bottom of this page for general enquiries. For more specific enquiries, use one of the options below:

Call us

Contacting us by phone is easy. Select the relevant number below to reach our customer service team or speak with us about a general enquiry:

• Business Electricity (supply) customer service enquiries: +44 1473 234150
• Power Purchase (generation) customer service enquiries: +44 1473 234157
• Customer enquiries: +44 1473 234 151
• General enquiries: +44 20 7448 0900

Email us

For general enquiries, please use the form at the bottom of this page. For all other enquiries, choose an email option below: 

• Existing customer enquiries
• Business Electricity (supply) sales enquiries
• Power Purchase (generation) sales enquiries

Office locations

SmartestEnergy has offices in the following locations:

• London office - Canary Wharf
• Ipswich office
• Glasgow office

Complaints procedure

Our aim is to give you excellent customer service, but we acknowledge that sometimes we might get it wrong. Please let us know as soon as you have a complaint so we can work with you to put it right quickly.

> See our complaints procedure

Report energy theft

Tampering with electricity meters can be dangerous. If you see or suspect energy theft, please report it to Stay Energy Safe by calling 0800 023 2777 or using their online form.

> Read more about Stay Energy Safe