| Company | Timeline | Status | |
Lecs Publishing Limited Director • Author/publisher | 18 Sep 1992←25 Years→2 Jan 2018 | Dissolved | |
| Letterland International Ltd Secretary • Unreported | 31 Dec 1991←33 Years→Current | Active | |
| Letterland International Ltd Director • Unreported | 1 Jan 1970←55 Years→Current | Active | |
