Current & previous members include:

Aegon Asset Management
AFG Asset Management
AXA Investment Managers
Baillie Gifford
Barclays Global Investors
Baring Asset Management
Capital International
F & C Management
Framlington Group
Gartmore Investment Management
Global Asset Management
Goldman Sachs Asset Management
Henderson Global Investors
HSBC Asset Management
Insight Investment
INVESCO
Investec Asset Management
ISIS Asset Management
JP Morgan Investment Management
Julius Baer Investments Limited
Legal & General Investment Management
M & G Investment Management
Merrill Lynch Investment Managers
Mercury Asset Management
Morgan Stanley & Co International
Morley Fund Management
Scottish Widows Investment Partnership
SEB Fondinvest, Sweden
Societe Generale Asset Management
Standard Life Investments
Threadneedle Investments
Tilney Investment Management
Wellington Management International
WestLB Asset Management