| Company | Timeline | Status | |
| Crawford & Russell International Limited Director • Chemical Engineer | 3 Nov 1992←11 Months→4 Oct 1993 | Liquidation | |
| Eric Johnson,Stubbs(Scotland)Limited Director • Chemical Engineer | 31 Oct 1992←33 Years→Current | Active | |
| Worley Field Services Limited Director • Chemical Engineer | 31 Mar 1992←1 Year 6 Months→4 Oct 1993 | Active | |
