| Company | Timeline | Status | |
| NG Technical Publications Limited Director • Technical Author | 14 Nov 2025←1 Month→Current | Active | |
| Protech Publications Ltd Director • Company Director | 21 Aug 2019←8 Months→17 Apr 2020 | Active | |
| JHJ Tech Spec Ltd Director • Publishing | 4 May 2011←10 Years→27 Jul 2021 | Dissolved | |
