| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | BIOMONT ENERGY LIMITED | 🇬🇧Regno Unito | Active | 16/02/2026 – present |
| Officer | SHAYBRONDARR DEVELOPMENTS LIMITED | 🇬🇧Regno Unito | Active | 27/02/2026 – 08/04/2020 |
| Officer | ADH AD LIMITED | 🇬🇧Regno Unito | Active | 28/04/2026 – present |
| Officer | MATHER WIND TURBINE SERVICES LIMITED | 🇬🇧Regno Unito | Active | 09/04/2026 – present |
| Officer | CHALK LODGE AD LIMITED | — | Dissolved | 09/05/2026 – present |
| Officer | GLEBE FARM AD LIMITED | — | Active | 09/05/2026 – 07/08/2018 |
| Officer | ENERGY CENTRE SCOTLAND LIMITED | 🇬🇧Regno Unito | Active | 16/03/2026 – present |
| Officer | MATHER DAIRY UTENSILS COMPANY LIMITED | 🇬🇧Regno Unito | Active | 13/03/2026 – present |
| Officer | MATHER PROPERTY DEVELOPMENT LIMITED | 🇬🇧Regno Unito | Active | 03/03/2026 – present |
08/04/2020
resigned
07/08/2018
resigned
27/02/2007
appointed