View the news story about this organisation's conformity to ISO 20121 here:
https://www.weforum.org/about/sustainability-world-economic-forum/
http://www3.weforum.org/docs/WEF_Sustainability_Policy_EN.pdf
http://www3.weforum.org/docs/WEF_Sustainabiliy_at_the_Annual_Meeting_2020.pdf
Conformity Assessment Type: Third Party Audit