| Company | Timeline | Status | |
| Whitehall Health & Safety Services Ltd Secretary • Unreported | 2 Feb 2009←14 Years→14 Feb 2023 | Dissolved | |
| Whitehall Building Services Ltd Secretary • Unreported | 3 Aug 2005←17 Years→14 Feb 2023 | Dissolved | |
| Whitehall Electrical Ltd Secretary • Unreported | 11 Aug 2003←15 Years→11 Sep 2018 | Active | |
