| Company | Timeline | Status | |
| Airtek Airconditioning & Technical Services Limited Secretary • Unreported | 19 Jun 2009←16 Years→Current | Active | |
| William N Crowson Limited Director • Director | 20 Feb 2009←16 Years→Current | Active | |
| ATK North West Limited Secretary • Unreported | 6 Feb 2008←17 Years→Current | Active | |
| Airtek Limited Secretary • Unreported | 11 May 2007←18 Years→Current | Active | |
| Transformulas International Limited Secretary • Unreported | 1 Dec 2003←1 Year 10 Months→7 Oct 2005 | Active | |
| Dna Services Ltd Director • Accountant | 6 Apr 2001←24 Years→Current | Active | |
