J
- J&Partners
- Jaguar Financial Corp
- James Capel (Nominees) Ltd
- James Neal Blue
- Jana Partners LLC
- JB Were
- J D Slater and family
- Jean Raymond Boulle
- Jefferies
- J.F. Mackie & Company Ltd.
- Jim Cramer
- Jiva Capital
- John Bredenkamp
- John Kahlbetzer
- JP Morgan Asset Management
- JSC Compass Asset Management
- Junefield Holdings
- Junior Energy Fund
- Juno Ltd
- Juno Special Situations Corp
- Jupiter
- JZ Equity Partners PLC
