| Company | Timeline | Status | |
| R J W Sheet Metal Limited Director • Engineer | 31 Aug 1991←14 Years→1 Jul 2006 | Active | |
| Dockhead Holdings Limited Director • Engineer | 31 Aug 1991←14 Years→1 Jul 2006 | Active | |
| Meadwater Management Limited Director • Retired | 25 Jun 1991←18 Years→8 Jun 2010 | Active | |
