| Company | Timeline | Status | |
| Pneumatic & Electrical Group Limited Director • Executive Chairman | 16 Mar 2018←6 Years→24 Apr 2024 | Dissolved | |
| Pneumatic & Electrical Holdings Limited Director • Executive Chairman | 26 Jan 2009←15 Years→24 Apr 2024 | Dissolved | |
| Pneumatic & Electrical Systems Limited Director • Executive Chairman | 13 Sep 2002←21 Years→24 Apr 2024 | Dissolved | |
