Energy Saving Trust (EST), an independent organisation dedicated to addressing the climate emergency, has recently achieved a significant milestone. EST is celebrating their latest success with the CCA Global Accreditation for Customer Experience©, marking the completion of their 4th annual assessment.

As a respected and trusted voice on energy efficiency and clean energy solutions, EST continues to work towards a smart, decarbonised, and decentralised energy system.

Reaching over one million customers annually across the UK, EST supports a variety of impactful projects. These include:

  • NEST for Welsh Government, in collaboration with British Gas, providing energy advice to Welsh households struggling with their bills.
  • The Welsh Government Energy Service, in partnership with the Carbon Trust, aiding communities and public sector organisations in developing energy efficiency, renewable energy, and low-carbon transport projects.
  • Power Up!, an affordable warmth advice service for National Scottish Government and Transport Scotland.
  • Initiatives with Scottish Power Energy Networks (SPEN), Zero Waste Scotland, and Scottish Water.
  • Energy Advice London and Powergrid Care, offering energy advice to households in Northeast, Yorkshire, and northern Lincolnshire.
  • The Sustainable Warmth scheme, promoting and assessing eligibility for Government-funded grants in London and the Southeast of England on behalf of Warmworks.


This achievement is a testament to EST's unwavering commitment to exceptional customer service and energy efficiency advocacy.

​We extend our heartfelt congratulations to the entire EST team for their dedication and success in securing this prestigious accreditation. Here's to continued success and further advancements in empowering householders and addressing the climate emergency. Congratulations, EST!