| Company | Timeline | Status | |
| Ludlow Song Director • Retired Chartered Engineer | 8 Jun 2016←9 Years→Current | Active | |
| Ludlow Song Director • Retired Chartered Engineer | 8 Jun 2016←9 Years→6 Oct 2025 | Active | |
| Opera Omnibus Director • Retired Chartered Engineer | 9 Oct 2012←4 Years→26 Jun 2017 | Active | |
