| Company | Timeline | Status | |
| Blackrock Investment Management (UK) Limited Director • Company Executive | 24 Oct 2000←11 Months→10 Oct 2001 | Active | |
Merrill Lynch Investment Managers Group Services Limited Director • Investment Director | 23 Jan 1997←9 Months→7 Nov 1997 | Dissolved | |
| Archipelago International Limited Director • Director | 18 Jun 1992←30 Years→25 Oct 2022 | Dissolved | |
| K.C. Switch Enterprises Limited Director • Consultant Systems Programmer | 20 Jun 1991←31 Years→25 Oct 2022 | Dissolved | |
