Comments or Complaints

GTC prides itself on offering excellent customer service and welcomes any comments and suggestions.

If you are unhappy with the service you have received you can register a complaint in any of the following ways:

  • By calling our Customer Service Team on 01359 243292.
  • By writing to us at: Customer Service Team, GTC, Energy House, Woolpit Business Park, Woolpit, Bury St Edmunds, Suffolk, IP30 9UP.
  • By emailing customerservices@gtc-uk.co.uk

If you wish to view our full complaints policy, please click here: GTCs Complaint Handling and Dispute Resolution Code of Practice

Energy Ombudsman Member

GTC is part of a dispute resolution scheme managed by The Energy Ombudsman who are approved by Ofgem. The ombudsman service is set up to resolve disagreements between gas and electricity companies (energy companies) and their customers.

Independent Advice

GTC is confident that it will be able to resolve your query or complaint to your satisfaction but, if you require independent advice, the following consumer bodies are available:


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