| Company | Timeline | Status | |
| Tsa Brighton Limited Director • Director | 11 May 2010←1 Month→5 Jul 2010 | Active | |
Liac Ltd Secretary • Director | 3 Nov 1992←24 Years→14 Feb 2017 | Dissolved | |
| Kensington Park School Limited Secretary • Director | 3 Nov 1991←20 Years→29 Jun 2012 | Active | |
| Duff-Miller And Company (London Tutors) Limited Secretary • Unreported | 3 Nov 1991←7 Years→2 Jun 1999 | Dissolved | |
| Duff-Miller And Company (London Tutors) Limited Director • Director | 25 Apr 1985←27 Years→29 Jun 2012 | Dissolved | |
Liac Ltd Director • Director | 21 May 1982←34 Years→14 Feb 2017 | Dissolved | |
| Kensington Park School Limited Director • Director | 17 Feb 1982←30 Years→29 Jun 2012 | Active | |
