| Company | Timeline | Status | |
| William Cook NDT Limited Director • Company Director  | 18 Jul 2013←2 Years 12 Months→15 Jul 2016  | Dissolved  | |
| William Cook Precision Limited Director • Company Director  | 18 Jul 2013←2 Years 12 Months→15 Jul 2016  | Dissolved  | |
| William Cook NDT Limited Director • General Manager  | 15 Dec 2011←11 Months→16 Nov 2012  | Dissolved  | |
| Bondterm Limited Director • General Manager  | 11 May 2003←2 Years→23 May 2005  | Active  | |
| Bondterm Limited Secretary • Co Director  | 11 May 2003←2 Years→23 May 2005  | Active  | |
| William Cook (MS) 2018 Limited Director • Manager  | 7 Apr 2003←1 Year 4 Months→5 Aug 2004  | Dissolved  | |
Noah's ARK Kindergarten Limited Secretary • Technical Manager  | 15 Apr 2002←14 Years→29 Nov 2016  | Dissolved  | |
