| Company | Timeline | Status | |
| St. Kentigern Promotions Limited Director • Retired | 17 Feb 2016←9 Years→31 Mar 2025 | Active | |
| St. Kentigern Trading Limited Director • Retired | 17 Feb 2016←9 Years→31 Mar 2025 | Active | |
| St. Kentigern Marketing Limited Director • Retired | 17 Feb 2016←9 Years→31 Mar 2025 | Active | |
| St. Kentigern Hospice Director • Retired | 17 Feb 2016←9 Years→31 Mar 2025 | Active | |
| Siemens Healthcare Diagnostics Products Ltd Director • Accountant | 1 Dec 2002←13 Years→30 Nov 2015 | Active | |
| Siemens Healthcare Diagnostics Products Ltd Secretary • Unreported | 19 Apr 1999←12 Years→31 Aug 2011 | Active | |
| Qioptiq Limited Secretary • Unreported | 28 Jan 1992←7 Years→16 Apr 1999 | Active | |
