| Company | Timeline | Status | |
| J & J Fire Engineering Limited Director • Director | 23 Aug 2023←2 Years 2 Months→Current | Active | |
| J & J Group Engineering Limited Director • Director | 23 Aug 2023←7 Months→2 Apr 2024 | Dissolved | |
| J & J Design (Holdings) Limited Director • Director | 23 Aug 2023←6 Months→19 Mar 2024 | Dissolved | |
| J & J Design Ltd Director • None | 19 Dec 2019←5 Years→Current | Active | |
