Accreditation

TrustMark accredited training providers in United Kingdom

2providers
1courses

TrustMark is the UK government-endorsed quality scheme for work carried out in and around the home. TrustMark registration is frequently required for retrofit and energy-efficiency work delivered under publicly funded schemes.

What TrustMark accreditation unlocks

  • Recognised quality mark for home energy and retrofit work
  • A common requirement for publicly funded retrofit schemes
  • Consumer-facing trust and complaint protection

Top categories among TrustMark providers

TrustMark-accredited providers

A selection of the 2 TrustMark-accredited providers in our United Kingdom directory.

Verify TrustMark accreditation

We independently check each provider against the TrustMark register before listing, and re-verify quarterly. You can confirm any provider’s current status directly on the official register.

Check the official TrustMark register →