| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Person with significant control | GPE 2 LIMITED | 🇬🇧Regno Unito | Active | 19/06/2024 – 19/11/2019 |
| Person with significant control | — | — | Active | 19/06/2024 – 20/11/2019 |
| Person with significant control | ABINGTON PARK LIMITED | 🇬🇧Regno Unito | Active | 19/06/2024 – 19/11/2019 |
| Person with significant control | SIRF LIMITED | 🇬🇧Regno Unito | Active | 19/06/2024 – 19/11/2019 |
| Person with significant control | GRANTA CENTRE LIMITED | 🇬🇧Regno Unito | Active | 18/06/2024 – 19/11/2019 |
| Person with significant control | — | — | Active | 18/06/2024 – 19/11/2019 |
| Person with significant control | GPE 1 LIMITED | 🇬🇧Regno Unito | Active | 18/06/2024 – 19/11/2019 |
| Person with significant control | — | — | Active | 18/06/2024 – 19/11/2019 |
| Person with significant control | — | — | Active | 18/06/2024 – 20/11/2019 |
| Person with significant control | THE TEST HOUSE (CAMBRIDGE) LIMITED | 🇬🇧Regno Unito | Active | 18/06/2024 – 19/11/2019 |
| Person with significant control | GRANTA PARK ESTATES LIMITED | 🇬🇧Regno Unito | Active | 19/06/2024 – 19/11/2019 |
| Person with significant control | — | — | Active | 18/06/2024 – 19/11/2019 |
| Person with significant control | PLANT INTEGRITY LIMITED | 🇬🇧Regno Unito | Proposal to strike off | 19/06/2024 – 19/11/2019 |
| Person with significant control | TWI RESEARCH CENTRE (CYMRU) LIMITED | 🇬🇧Regno Unito | Active | 18/06/2024 – 19/11/2019 |
| Person with significant control | GRANTA PARK LIMITED | — | Dissolved | 18/06/2024 – 19/11/2019 |
| Person with significant control | WAVERLEY TECHNOLOGY LIMITED | 🇬🇧Regno Unito | Active | 18/06/2024 – 19/11/2019 |
| Person with significant control | TWI TECHNOLOGY CENTRE (YORKSHIRE) LIMITED | 🇬🇧Regno Unito | Active | 19/06/2024 – 19/11/2019 |
| Person with significant control | SURFLOW LIMITED | 🇬🇧Regno Unito | Dissolved | 19/06/2024 – 19/11/2019 |
| Person with significant control | TWI CERTIFICATION LIMITED | 🇬🇧Regno Unito | Active | 18/06/2024 – 19/11/2019 |
| Person with significant control | NSIRC LIMITED | 🇬🇧Regno Unito | Active | 19/06/2024 – 19/11/2019 |
| Person with significant control | GRANTA ENTRANCE LIMITED | — | Active | 19/06/2024 – 19/11/2019 |
| Person with significant control | TWI ESTATES LIMITED | 🇬🇧Regno Unito | Active | 18/06/2024 – 19/11/2019 |
| Person with significant control | FULLAGAR TECHNOLOGIES LIMITED | 🇬🇧Regno Unito | Proposal to strike off | 18/06/2024 – 19/11/2019 |
20/11/2019
resigned
19/11/2019
resigned
20/01/2017
appointed