| Company | Timeline | Status | |
| Towerglen Limited Director • Company Director  | 1 Mar 2016←9 Years→Current  | Active  | |
| Michael Testler Property Services Limited Director • Company Director  | 1 Mar 2016←9 Years→Current  | Active  | |
| Royletest Limited Director • Company Director  | 1 Mar 2016←9 Years→Current  | Active  | |
Brookoak Limited Director • Director  | 26 Apr 2010←6 Years→7 Jun 2016  | Dissolved  | |
Nadan Properties Limited Director • Company Director  | 26 Apr 2010←7 Years→9 May 2017  | Dissolved  | |
| Telecom Tower Properties Limited Director • Administrator Secretary  | 12 Apr 2001←20 Years→20 Apr 2021  | Dissolved  | |
Telecom Tower Investments Limited Secretary • Unreported  | 1 Jun 2000←14 Years→20 Jan 2015  | Dissolved  | |
| Telecom Tower Properties Limited Secretary • Unreported  | 25 May 2000←20 Years→20 Apr 2021  | Dissolved  | |
| Towerglen Limited Secretary • Unreported  | 14 Jun 1999←26 Years→Current  | Active  | |
Brookoak Limited Secretary • Unreported  | 19 Aug 1998←17 Years→7 Jun 2016  | Dissolved  | |
