What is TrustMark?

TrustMark is the UK government-endorsed quality scheme for tradespeople working in or around the home. Membership requires passing technical, customer-service and trading-standards checks via an approved Scheme Provider. TrustMark is the gateway certification required to deliver work under several government grants, including ECO and the Great British Insulation Scheme. The scheme covers more than 70 trades from roofing to renewable energy.

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Yolist. (2026). What Is TrustMark? Yolist UK Business & Trade Glossary. Retrieved June 9, 2026, from https://yolist.uk/glossary/trustmark

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<p>Source: <a href="https://yolist.uk/glossary/trustmark">TrustMark — Yolist UK Business & Trade Glossary</a></p>