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Industry Accreditations & Certifications

At Thomson environmental consultants our core values of respect, integrity, support and excellence are fundamental to everything we do.

Our teams within Thomson have been awarded several industry recognised accreditations and certifications. These recognise and demonstrate our commitment to continually assessing and improving the health, safety, quality & environmental standards we are committed to working to.

CIEEM Registered Practice 2024-25
ISO 14001
Supply Chain Sustainability School Silver Logo

CIEEM – As a Registered Practice with the Chartered Institute of Ecology and Environmental Management (CIEEM), we are champions of high professional standards.

ISO 14001 – The international standard that specifies the requirements for an effective environmental management system (EMS).

ISO9001 – The international standard that specifies requirements for a quality management system.

RISQS – This is a supplier qualification service for buyers of products and services for the GB rail industry.

UVDB – The utility industry pre-qualification system used by the UK utilities sector to manage risk within the supply chain and comply with EU regulations.

Acclaim – Accreditation enables us to demonstrate our compliance with health and safety legislation.

Property Care Association – We are approved contractors for Invasive Weed Control with the Property Care Association and have accredited surveyors in Japanese Knotweed.

Supply Chain Sustainability School – We are a Silver Member of the Supply Chain Sustainability School, recognised for our commitment to continuous improvement in sustainability.

CHAS (Contractors Health and Safety Assessment Scheme) is a pre-approval scheme, which allows contractors to demonstrate to potential clients that they meet the required health and safety standards.

SMAS – Safety Management Advisory Services – is a nationally recognised Health & Safety accreditation. It demonstrates our business’ Health & Safety standards, allowing our clients confidence when it comes to our competence.

BALI – We are a member of BALI, the leading trade association for the UK landscape professionals.

SafeContractor – This market-leading contractor accreditation demonstrates our commitment to health and safety, sustainability and ESG.

Avetta – We are Avetta certified providing clients with transparency of our qualifications and credibility.

About Accreditations & Certifications