| Company | Timeline | Status | |
| The Back Care Seating Company Limited Secretary • Unreported | 29 Mar 2008←7 Years→19 Aug 2015 | Dissolved | |
| Smirthwaite Limited Secretary • Unreported | 29 Mar 2008←7 Years→19 Aug 2015 | Active | |
| G And S Smirthwaite Ltd Director • Food Scientist | 5 Jun 2001←14 Years→19 Aug 2015 | Dissolved | |
| Smirthwaite Properties Limited Secretary • Unreported | 30 Jul 1997←23 Years→10 Sep 2020 | Active | |
| Smirthwaite Properties Limited Director • Unreported | 1 Sep 1996←29 Years→Current | Active | |
