| Company | Timeline | Status | |
| Analytical & Environmental Services Limited Director • Assistant Company Se | 1 Jul 2001←12 Months→30 Jun 2002 | Active | |
| Northumbrian Water Mexico Limited Secretary • Unreported | 30 Jun 2000←2 Years→30 Jun 2002 | Active | |
| Northumbrian Water Pension Trustees Limited Secretary • Unreported | 6 Dec 1999←2 Years 6 Months→30 Jun 2002 | Active | |
| United Infrastructure Water Limited Secretary • Unreported | 20 Mar 1998←4 Years→30 Jun 2002 | Active | |
| Northumbrian Water Mexico Limited Director • Assistant Company Se | 23 Oct 1997←4 Years→30 Jun 2002 | Active | |
| Wallace Whittle Limited Director • Assistant Co Secreta | 1 Apr 1995←1 Year 7 Months→1 Nov 1996 | Active | |
| 37 Cavendish Road Management Limited Director • Senior Lecturer | 24 Feb 1995←10 Years→4 Jul 2005 | Active | |
| Northumbrian Water Share Scheme Trustees Limited Secretary • Unreported | 16 Sep 1992←9 Years→30 Jun 2002 | Active | |
| Northumbrian Water Projects Limited Director • Assistant Company Se | 7 Aug 1992←3 Years→21 May 1996 | Active | |
| Nsi Industrial O&M Solutions Ltd Director • Assistant Company Se | 7 Aug 1992←6 Years→14 Aug 1998 | Active | |
