| Company | Timeline | Status | |
Montalbo Extra Director • Educational Software Developer | 30 Apr 2012←4 Years→11 Oct 2016 | Dissolved | |
| Lexical Learning Limited Director • Multimedia Developer | 15 Oct 2010←13 Years→12 Dec 2023 | Dissolved | |
| Jonmoat Limited Director • Consultant | 5 Jun 2006←17 Years→7 Nov 2023 | Dissolved | |
