| Company | Timeline | Status | |
| British Society For Strain Measurement Limited Director • Unreported | 30 Oct 1998←3 Years→28 Aug 2002 | Active | |
| British Society For Strain Measurement Limited Director • Retired | 31 Oct 1992←1 Year 10 Months→31 Aug 1994 | Active | |
| British Society For Strain Measurement Limited Director • Unreported | 1 Jan 1970←24 Years→31 Aug 1994 | Active | |
