Explore our 2024 annual report as we reflect on the financial year 2023-24 and the progress we have made in the months since, recapping our global business activities, highlighting our key achievements, and looking ahead to the future of SmartestEnergy.

Find out more
Low energy mode

Complete the form to send us an enquiry

You must be logged in to submit this form. If you are logged in and still cannot post, make sure "Do not track" in your browser settings is disabled.
Woman working on her laptop

Have a general enquiry?

Find all other contact details and general phone numbers across the business here.

Contact us

  • Explore career opportunities at SmartestEnergy

  • Customer Help & Support

Large business

If you're a generator or a commercial and industial (C&I) business, you're in the right place.

Am I a large business?

  • 300,000 kWh+ annual volume
  • £50k+ annual spend

Existing large business customer?  

Manage account

Small business

If you're a micro or smaller business you should visit our SmartestEnergy Business website.

Am I a small business?

  • < 300,000 kWh annual volume
  • < £50k annual spend
Visit SmartestEnergy Business

Existing small business customer?

Customer login