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Quality Standards

Clean Green Services are committed to operating to the highest standards possible. We don’t just comply with the necessary regulations; we go above and beyond to ensure we’re providing not just the best value but the best quality service.


ISO 14001
ISO 14001 is an internationally accepted standard that sets out a framework of essential elements for putting an effective Environmental Management System (EMS) in place, ensuring you run your business in as environmentally friendly a way as possible.

ISO 9001 logo
ISO 9001 is the world’s most popular quality management system standard and helps to ensure we understand our customers’ requirements and are perfectly poised to deliver products and services that satisfy their requirements consistently.

chas logo
Health & safety for our clients and staff are hugely important to us. We signed up to the Contractors Health and Safety Assessment Scheme (CHAS). We are dedicated to assessments to a nationally recognised standard.

Constructionline
We’re proud to be members of Constructionline, the UK’s largest register for pre-qualified contractors and consultants (recommended by the OGC Common Minimum Standards and The Local Government Task Force).

bni logo
BNI is one of the biggest and best networking groups around and we’re members of our local chapter. If you’re a fellow BNI member let us know!

guild of master craftsmen logo
We are proud to be long time members of the The Guild of Master Craftsmen. Our membership is reviewed annually by The Guild’s council of management to ensure we maintain our high levels of quality.

What to do next…

Helping London and the Home Counties to “Clean Green” since 1989