| Company | Timeline | Status | |
| Barrier Group Limited Secretary • Unreported | 25 Nov 1998←16 Years→24 Jul 2015 | Active | |
Barrier Wind Energy Limited Secretary • Unreported | 24 Nov 1998←16 Years→30 Mar 2015 | Dissolved | |
| Barrier Fire Protection Limited Secretary • Unreported | 24 Nov 1998←7 Years→8 Jun 2006 | Active | |
| Innvotech Limited Secretary • Unreported | 31 Jul 1991←29 Years→26 Jan 2021 | Dissolved | |
