Please contact your Account Manager directly or use the details below to contact us with your enquiry.

Christmas opening hours

*Monday 24th December: 8:30am - 1pm

Tuesday 25th December: Closed

Wednesday 26th December: Closed

Thursday 27th December: 8:30am - 5:30pm

Friday 28th December: 8:30am - 5:30pm

*Monday 31st December: 8:30am - 4pm

Tuesday 1st January: Closed

Wednesday 2nd January: 8:30am - 5:30pm

*Please be aware that over the holiday period, our Trading Department will be closed from 12pm on 24th December and 31st December 2018 respectively. If you would like to hedge on these two days, please ensure your enquiry reaches us before 12pm. 

Phone enquiries

To speak with someone about your enquiry, use the following phone numbers:

Business Electricity (supply) enquiries: +44 (0)1473 234150

Power Purchase (generation) enquiries: +44 (0)1473 234157

General enquiries: +44 (0)20 7448 0900

Customer enquiries: +44 (0)1473 234 100

Email enquiries

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

Existing customer enquiries

Business Electricity sales enquiries

Power Purchase sales enquries

Careers enquiries

Office locations

SmartestEnergy has offices in the following locations:

London office

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 here

Enquiry form