Offtaker of Last Resort (OLR): mandatory licensed suppliers
- Publication type:
- Guidance
- Publication date:
- Topic:
- Electricity generation, Electricity supply
- Industry sector:
- Generation and Wholesale Market,
- Supply and Retail Market
- Scheme name:
- OLR
Related links
List of mandatory licensed suppliers for Offtaker of Last Resort (OLR) year 12 and year 11.
Mandatory Licensed Suppliers OLR year 12
Below is a list of mandatory licensed suppliers in respect of the OLR year 12 running from 1 April 2026 to 31 March 2027.
British Gas Trading Ltd
Telephone number: 0175 349 4000
Email: [email protected]
Website: https://www.britishgas.co.uk/
EDF Energy Customers Ltd
Telephone number: 0208935 2724 and 020 8935 2580
Email: [email protected]
Website: https://www.edfenergy.com/wholesale-market-services/sell-energy/power-purchase-agreements
E.ON Next Energy Limited
Telephone: 0247 619 2000
Email address: [email protected]
Website: https://www.eonnext.com/
Npower Commercial Gas Limited
Telephone: 0800 669 6443
Email address: [email protected]
Website: https://npowerbusinesssolutions.com/
Octopus Energy Limited
Telephone: 0203 389 5613
Email address: [email protected]
Website: https://octopus.energy/
Mandatory Licensed Suppliers OLR year 11
Below is a list of mandatory licensed suppliers in respect of the OLR year 11 running from 1 April 2025 to 31 March 2026.
British Gas Trading Ltd
Telephone: 0175 349 4000
Email address: [email protected]
Website: https://www.britishgas.co.uk/
EDF Energy Customers Plc
Telephone: 020 8935 2724 and 020 8935 2580
Email address: [email protected]
Website: https://www.edfenergy.com/wholesale-market-services/sell-energy/power-purchase-agreements
E.ON Next Energy Limited
Telephone: 0247 619 2000
Email address: [email protected]
Website: https://www.eonnext.com/
Npower Commercial Gas Limited
Telephone: 0800 669 6443
Email address: [email protected]
Website: https://npowerbusinesssolutions.com/
Octopus Energy Limited
Telephone: 0203 389 5613
Email address: [email protected]
Website: https://octopus.energy/
Drax Energy Solutions
Email address: [email protected]
Website: https://energy.drax.com/