| Company | Timeline | Status | |
| Witt & Son Properties Limited Director • Director | 24 Jul 2006←19 Years→Current | Active | |
| PSB-UK Limited Director • Director | 1 Aug 2004←21 Years→Current | Active | |
| Witt Group - UK Service Limited Director • Director | 27 Oct 1993←32 Years→Current | Active | |
| Fan Systems Limited Director • Director | 27 Oct 1993←32 Years→Current | Active | |
| Fan Systems Group Limited Director • Company Director | 18 Aug 1993←32 Years→Current | Active | |
| Witt & Son UK Holdings Limited Director • Director | 4 May 1993←32 Years→Current | Active | |
