| Company | Timeline | Status | |
| Wisepart Productions Limited Director • Director | 20 Jun 2002←23 Years→Current | Active | |
| Six PT Limited Director • Housewife | 1 Nov 2001←23 Years→Current | Active | |
| Six PT Limited Secretary • Housewife | 1 Nov 2001←23 Years→Current | Active | |
| Wisepart Productions Limited Secretary • Teacher | 2 Jun 2000←25 Years→Current | Active | |
| Wisepart Theatre Company Limited Secretary • Teacher | 21 Apr 1999←26 Years→Current | Active | |
| Dinmont Property Limited Director • Secretary & Director | 31 Dec 1991←33 Years→Current | Active | |
| Dinmont Property Limited Secretary • Unreported | 31 Dec 1991←33 Years→Current | Active | |
| Northburgh House Limited Director • Secretary Director | 31 Dec 1991←29 Years→22 Oct 2021 | Dissolved | |
| Northburgh House Limited Secretary • Unreported | 31 Dec 1991←29 Years→22 Oct 2021 | Dissolved | |
| East City Investments Limited Director • Secretary Director | 31 Dec 1991←29 Years→22 Oct 2021 | Dissolved | |
