| Company | Timeline | Status | |
| Sight (Durham) Limited Secretary • Unreported | 31 Jan 1992←8 Years→8 Aug 2000 | Active | |
| Sight (Durham) Limited Director • Secretary | 31 Jan 1992←8 Years→8 Aug 2000 | Active | |
| Sight Limited Director • Secretary | 31 Jan 1992←15 Years→31 Mar 2007 | Active | |
| Sight Limited Secretary • Unreported | 31 Jan 1992←15 Years→31 Mar 2007 | Active | |
| Anthony Haigh Limited Secretary • Unreported | 31 Jan 1992←15 Years→1 Apr 2007 | Active | |
| Sight Technicians Limited Secretary • Unreported | 31 Jan 1991←16 Years→31 Mar 2007 | Dissolved | |
