| Company | Timeline | Status | |
| Bsria Limited Director • Engineer | 8 Mar 2000←1 Year 4 Months→6 Jul 2001 | Active | |
| Building Services Research And Intelligence Association (The) Director • Engineer | 15 Nov 1996←4 Years→6 Jul 2001 | Active | |
| B&Esa Limited Director • Engineer | 19 May 1993←2 Years 10 Months→25 Mar 1996 | Active | |
| Amec (MHL) Limited Director • Company Director | 1 Mar 1992←2 Years→1 Mar 1994 | Active | |
