| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | OLDBURY ENERGY SOLUTIONS (UK) LTD. | 🇬🇧United Kingdom | Active | 31/03/2026 – 01/01/2022 |
| Officer | SOLVAY PENSION TRUSTEE LIMITED | 🇬🇧United Kingdom | Dissolved | 21/04/2026 – 30/08/2022 |
| Officer | VERDANT SPECIALTY SOLUTIONS HALIFAX LIMITED | 🇬🇧United Kingdom | Active | 03/04/2026 – 30/04/2021 |
| Officer | TPM STRUCTURAL LIMITED | — | Dissolved | 14/05/2026 – present |
| Officer | SOLVAY PENSION TRUSTEE LIMITED | 🇬🇧United Kingdom | Dissolved | 21/04/2026 – 24/02/2022 |
| Officer | UMECO LIMITED | 🇬🇧United Kingdom | Active | 30/01/2026 – 01/07/2017 |
| Officer | CYTEC INDUSTRIAL MATERIALS (MANCHESTER) LIMITED | 🇬🇧United Kingdom | Active | 30/01/2026 – 01/01/2022 |
| Officer | ADVANCED COMPOSITES GROUP INVESTMENTS LIMITED | 🇬🇧United Kingdom | Dissolved | 06/02/2026 – 01/01/2022 |
| Officer | UMECO LIMITED | 🇬🇧United Kingdom | Active | 30/01/2026 – 01/01/2022 |
| Officer | UMECO AMERICAS LIMITED | — | Dissolved | 29/05/2026 – present |
| Officer | RHODIA PHOSPHORUS AND PERFORMANCE DERIVATIVES LIMITED | 🇬🇧United Kingdom | Dissolved | 03/02/2026 – 30/09/2010 |
| Officer | CARBON8 LTD | — | Dissolved | 27/05/2026 – 24/05/2022 |
| Officer | RHODIA PHOSPHORUS AND PERFORMANCE DERIVATIVES LIMITED | 🇬🇧United Kingdom | Dissolved | 03/02/2026 – present |
30/08/2022
resigned
24/05/2022
resigned
14/09/2007
appointed