Call us 

Contacting us by phone is easy - in the first instance call SmartestEnergy Limited's central reception team via the below number:

If you're looking for a specific department within SmartestEnegy Limited, or trying to contact Smartest Energy Business (formerly Dual Energy), please scroll-down to select the correct number.

Email us

Choose an email option below to submit an enquiry to our sales teams: 

Call Sales:

Contact Customer Services:

Please contact your Account Manager directly or contact the Customer Services Team using one of the options below:

Contact Accounts:

Submit a general enquiry:

Please use the enquiry form at the bottom of this page. 

Careers:

You can search and apply for available roles at SmartestEnergy online. 

Office locations:

SmartestEnergy Limited:

SmartestEnergy Business Limited:

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.

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.

Enquiry form