| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | HIRAM WALKER & SONS (SCOTLAND) LIMITED | 🇬🇧United Kingdom | Dissolved | 18/12/2025 – 26/07/2005 |
| Officer | HIRAM WALKER (1992) LIMITED | 🇬🇧United Kingdom | Dissolved | 05/02/2026 – 26/07/2005 |
| Officer | HIRAM WALKER (1992) LIMITED | 🇬🇧United Kingdom | Dissolved | 05/02/2026 – 22/05/2003 |
| Officer | HIRAM WALKER & SONS (SCOTLAND) LIMITED | 🇬🇧United Kingdom | Dissolved | 18/12/2025 – 22/05/2003 |
| Officer | THE RUGBY PORTLAND CEMENT COMPANY LIMITED | 🇬🇧United Kingdom | Dissolved | 25/02/2026 – 26/05/2000 |
| Officer | — | — | Active | 04/02/2026 – 26/05/2000 |
| Officer | NORWEST HOLDINGS LIMITED | 🇬🇧United Kingdom | Dissolved | 22/12/2025 – 26/05/2000 |
| Officer | SHAP GRANITE COMPANY LIMITED(THE) | 🇬🇧United Kingdom | Dissolved | 03/02/2026 – 26/05/2000 |
| Officer | — | — | Active | 04/02/2026 – 26/05/2000 |
| Officer | ASHFORD BRICKWORKS LIMITED | 🇬🇧United Kingdom | Dissolved | 03/02/2026 – 26/05/2000 |
| Officer | CEMEX UK EXECUTIVES' PENSION TRUST LIMITED | 🇬🇧United Kingdom | Active | 27/01/2026 – 26/05/2000 |
| Officer | CEMEX UK PENSION TRUST LIMITED | 🇬🇧United Kingdom | Active | 27/01/2026 – 26/05/2000 |
26/07/2005
resigned
22/05/2003
resigned
02/02/1999
appointed