| Company | Timeline | Status | |
| Octavia Development Services Limited Secretary • Unreported | 20 Mar 2009←12 Years→30 Nov 2021 | Active | |
| Octavia Hill Limited Secretary • Unreported | 11 May 2007←14 Years→30 Nov 2021 | Active | |
| Octavia Foundation Secretary • Unreported | 31 Jul 2001←20 Years→30 Nov 2021 | Active | |
| The Friends Of Octavia Secretary • Unreported | 18 Jan 2001←17 Years→31 Jul 2018 | Active | |
