The Diamond Mark
A trusted, specialist third party certification scheme for wood and wood-based products.
Apply to join the scheme See existing scheme membersApplicants to the Diamond Mark scheme are asked to provide samples of their product and submit Factory Process Control documents.
Only the most consistently high quality products join the Diamond Mark scheme. Upon acceptance, production facilities are audited every two years.
Twice yearly, random batch sampling of stocks landed in the UK is carried out and rigorous product testing ensures ongoing compliance.
For existing Diamond Mark scheme members or to look up Certificate Numbers, please click here.
To view the requirements of joining the Diamond Mark scheme, outline of costs, obligations of Licence Holders and other information please click here.