Moving out | SmartestEnergy UK

Explore our Sustainability Update Report 2025 which highlights our strategic achievements and outlines the focus areas that will guide our actions moving forward.

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Low energy mode

Subsidiaries (SEL)*:
Notifying Contact Name*:
Notifying Contact Tel*:
Notifying Contact Email*:
Notified by:
Customer Name (Company)*:
Account Number:
MPAN:
Site Address:
Postcode Site Address:
Meter Serial Number:
Date of COT (Format: DD/MM/YYYY)*:
Opening/Closing Reading:

New Occupant's Details

Please now provide details of the party that will become responsible.

Company or Individuals Name:
Registered Company Address:
Registered Company Address Postcode:
Billing Address:
Postcode Billing Address:
Company Registration Number:
Name of Contact:
Telephone*:
Email*:

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?

  • More than 300,000 kWh annual volume
  • More than £50k annual spend

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Small business

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

Am I a small business?

  • Less than 300,000 kWh annual volume
  • Less than £50k annual spend
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Existing small business customer?

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