| Company | Timeline | Status | |
| Umist Ventures Limited Director • Director | 24 Jan 2002←2 Years 8 Months→30 Sep 2004 | Dissolved | |
| Nimtech Director • Technical Director | 29 Oct 1992←2 Years 1 Month→28 Nov 1994 | Active | |
| Pilkington Residential Properties Limited Director • Engineer | 5 Sep 1992←4 Years→18 Apr 1997 | Active | |
| Pilkington Industrial Estates Limited Director • Engineer | 5 Sep 1992←4 Years→18 Apr 1997 | Active | |
| Maenporth Commercial Property Limited Director • Engineer | 5 Sep 1992←4 Years→18 Apr 1997 | Active | |
| Pilkington Property Developments Limited Director • Engineer | 5 Sep 1992←4 Years→18 Apr 1997 | Active | |
| The Engineering Equipment And Materials Users Association Director • Chief Engineer | 14 Dec 1991←2 Years 6 Months→30 Jun 1994 | Active | |
| Pilkington Properties Limited Director • Engineer | 5 Sep 1991←5 Years→18 Apr 1997 | Active | |
| Pilkington Services Limited Director • Engineer | 14 Aug 1991←2 Months→1 Nov 1991 | Active | |
| Pilkington Brothers Superannuation Trustee Limited Director • Retired | 24 May 1991←8 Years→17 Nov 1999 | Active | |
