SEG Supplier List

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SEG licensees 

List of Licensees who advised Ofgem that they are SEG Licensees for the first SEG year – 1 January 2020 to 31 March 2021

Mandatory SEG Licensees

  • Avro Energy
  • British Gas
  • Bulb
  • E
  • EDF Energy
  • E.ON
  • Green Star (part of Shell Energy group)
  • Npower
  • Octopus Energy
  • OVO Energy
  • Scottish Power
  • SSE
  • The Utility Warehouse
  • Utilita
  • Green Network
  • SO Energy

Voluntary SEG Licensees

  • Symbio Energy