| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | GREAT BRITISH RAILWAYS TRANSITION TEAM LIMITED | 🇬🇧Regno Unito | Active | 28/03/2026 – 28/02/2025 |
| Officer | ANNIVERSARY TRADING LIMITED | 🇬🇧Regno Unito | Active | 28/03/2026 – present |
| Officer | CENTRICA PLC | 🇬🇧Regno Unito | Active | 04/01/2026 – 31/12/2025 |
| Officer | MARKET OPERATOR SERVICES LIMITED | 🇬🇧Regno Unito | Active | 08/05/2026 – 15/12/2017 |
| Officer | NWG COMMERCIAL SOLUTIONS LIMITED | 🇬🇧Regno Unito | Active | 10/03/2026 – present |
| Officer | CKI UK CO 5 LIMITED | 🇬🇧Regno Unito | Active | 04/02/2026 – present |
| Officer | CKI UK CO 6 LIMITED | — | Active | 04/02/2026 – present |
| Officer | UK WATER (2011) LIMITED | 🇬🇧Regno Unito | Dissolved | 24/05/2026 – present |
| Officer | KIELDER WATER & FOREST PARK DEVELOPMENT TRUST | 🇬🇧Regno Unito | Active | 04/02/2026 – present |
| Officer | NORTHUMBRIAN WATER FINANCE PLC | 🇬🇧Regno Unito | Active | 15/12/2025 – present |
| Officer | WATER UK | 🇬🇧Regno Unito | Active | 30/03/2026 – present |
| Officer | NORTHUMBRIAN WATER GROUP LIMITED | 🇬🇧Regno Unito | Active | 08/05/2026 – present |
31/12/2025
resigned
28/02/2025
resigned
01/03/2010
appointed