| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Person with significant control | SCUBAQUEST LTD | 🇬🇧Regno Unito | Dissolved | 19/06/2024 – present |
| Person with significant control | VIRIDIS FORESTRY LTD | 🇬🇧Regno Unito | Proposal to strike off | 26/06/2024 – present |
| Person with significant control | DONBASS CONSULTANTS LIMITED | — | Dissolved | 19/06/2024 – present |
| Person with significant control | ARG ENTERPRISES LTD. | 🇬🇧Regno Unito | Active | 18/06/2024 – present |
| Person with significant control | G M S ENTERPRISES LTD. | 🇬🇧Regno Unito | Active | 19/06/2024 – present |
| Person with significant control | JOHN MACLACHLAN (QUARRIES) LIMITED | 🇬🇧Regno Unito | Active | 19/06/2024 – 31/10/2019 |
| Person with significant control | OBAN SKIP HIRE LTD. | 🇬🇧Regno Unito | Active | 19/06/2024 – 31/10/2019 |
| Person with significant control | JOHN MACLACHLAN LIMITED | 🇬🇧Regno Unito | Active | 19/06/2024 – present |
| Person with significant control | WEST HIGHLAND GAS LIMITED | 🇬🇧Regno Unito | Active | 18/06/2024 – 17/07/2019 |
| Person with significant control | ARGYLL RESOURCES LIMITED | 🇬🇧Regno Unito | Active | 18/06/2024 – present |
| Officer | ARGYLL RESOURCES LIMITED | 🇬🇧Regno Unito | Active | 13/01/2026 – present |
| Officer | ARG ENTERPRISES LTD. | 🇬🇧Regno Unito | Active | 13/01/2026 – present |
| Officer | ARG ENTERPRISES LTD. | 🇬🇧Regno Unito | Active | 13/01/2026 – present |
| Officer | JOHN MACLACHLAN (QUARRIES) LIMITED | 🇬🇧Regno Unito | Active | 13/01/2026 – present |
| Officer | JOHN MACLACHLAN LIMITED | 🇬🇧Regno Unito | Active | 18/03/2026 – present |
21/11/2020
appointed
31/10/2019
resigned
23/11/2005
appointed