| Company | Timeline | Status | |
Enviroquest UK Limited Secretary • Unreported | 5 Nov 1998←1 Year→30 Nov 1999 | Dissolved | |
| Enviroquest Research Limited Secretary • Unreported | 5 Nov 1998←10 Months→27 Sep 1999 | Active | |
Wsteq Limited Secretary • Unreported | 5 Nov 1998←1 Year→30 Nov 1999 | Dissolved | |
| Enviroquest GPT Limited Secretary • Unreported | 5 Nov 1998←1 Year→30 Nov 1999 | Active | |
