What makes TDi different? It’s our deep expertise in raw material supply chains and large, complex infrastructure projects. Our clients – including large auditing firms – trust our auditors for due diligence. As a small team of experts, we bring an exceptional level of detail and quality control to high-risk projects – when you need more than a tick list.

There’s no substitute for experience and local knowledge. Only a handful of experts in the sustainability industry can claim a rigorous understanding of the voluntary standards and worldwide frameworks – and several of them here work at TDi. Our access to a global network of compliance professionals means we can cover all industries at all tiers of the supply chain from mine to retail.

in projects where our clients have set out to achieve certification of more than a dozen different schemes.

Auditing in complex supply chains often comes down to experience. What’s actually going on? How do you back that up with evidence? Bad news can prove catastrophic for a company’s reputation, so our job is to ensure ‘no surprises’ in the pipeline.

Working with both upstream producers and downstream brands, we bring an independent viewpoint. , TDi Audit can help you to assess performance and align your social, environmental and governance practices with the relevant standards, with a combination of audits, due diligence assessments, training and capacity building.