| Company | Timeline | Status | |
| Bryan Donkin Valves Limited Secretary • Unreported | 9 Dec 2004←1 Year 10 Months→31 Oct 2006 | Active | |
| Guest And Chrimes Limited Secretary • Unreported | 13 Mar 2003←10 Years→30 Sep 2013 | Active | |
| AVK Valves Limited Secretary • Unreported | 16 Sep 1994←19 Years→30 Sep 2013 | Active | |
| Peart Limited Secretary • Unreported | 25 Aug 1994←19 Years→30 Sep 2013 | Active | |
| Aqua-Gas Manufacturing Limited Secretary • Unreported | 18 Apr 1994←19 Years→30 Sep 2013 | Active | |
