- J & T INVESTICNI SPOLECNOST, a.s.
- J O Hambro Capital Management Limited
- J. Safra Sarasin Anlagestiftung
- J. Safra Sarasin Fund Management (Luxembourg) SA
- J. Safra Sarasin Investmentfonds AG
- J.Chahine Capital
- J.P. Morgan Investment Management Inc.
- Jacobi Asset Management
- Janus Henderson Investors
- JPMorgan Asset Management (Europe) SARL
- Jupiter Asset Management (Europe) Limited
- Jupiter Asset Management International SA
- Jyske Invest Fund Management A/S