| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Person with significant control | THE FIRTH FIRMAC GROUP LIMITED | 🇬🇧United Kingdom | Proposal to strike off | 18/06/2024 – present |
| Person with significant control | LEE ELECTRONICS ENGINEERING LIMITED | 🇬🇧United Kingdom | Active | 19/06/2024 – present |
| Person with significant control | FIRTH SHEET METAL LIMITED | 🇬🇧United Kingdom | Active | 18/06/2024 – present |
| Person with significant control | FIRMAC INTERNATIONAL LIMITED | 🇬🇧United Kingdom | Proposal to strike off | 18/06/2024 – present |
| Person with significant control | SPIRAL BEND LIMITED | 🇬🇧United Kingdom | Active | 18/06/2024 – present |
| Person with significant control | FIRMAC LIMITED | 🇬🇧United Kingdom | Active | 19/06/2024 – 02/05/2023 |
| Person with significant control | KD ENGINEERING (SCARBOROUGH) LIMITED | 🇬🇧United Kingdom | Dissolved | 18/06/2024 – present |
02/05/2023
resigned
18/05/2017
appointed
06/04/2016
appointed