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Supplier information

A factory worker wearing a hard hat, inspecting empty glass bottles on an assembly line

We are committed to integrity and ethical business practices across Tetra Tech International Development Europe Limited, including across our branches and subsidiaries.

We maintain business practice standards that command the respect of everyone we conduct business with, including our suppliers and subcontracting associates. These standards are intended to protect Tetra Tech’s reputation and brand, the quality of our products and services and the best interests of our clients, shareholders and personnel, as well as our reputation and brand.

We expect everyone providing services to Tetra Tech – including individuals, companies, partnerships and any third parties (including their personnel, servants, agents and subcontractors) – to share this commitment and require them to conduct themselves in accordance with our Supplier Code of Conduct. On this page, you can find all the policies and codes that we require our partners to uphold.

Policies and Codes

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