Membership bands
Class band and annual membership
National Association ≥ 200 members
£4,950
National Association ≥ 75 < 200 members
£2,350
National Association < 75 members
* Discount for non-OECD national associations: 50% off above prices
£575
Corporate Tier 1: turnover ≥ US$50m
£4,950
Corporate Tier 2: turnover ≥ US$20m < US$50m
£3,500
Corporate Tier 3: turnover ≥ US$2m < US$20m
£2,350
Corporate Tier 4: turnover < US$2m
£1,000
Academic Institutions, municipalities, local authorities, finance companies, lawyers, accountants
£500