| Company | Timeline | Status | |
| Balfour Beatty Rail Infrastructure Services Limited Director • Director | 9 Oct 1992←1 Year 5 Months→31 Mar 1994 | Active | |
| Balfour Beatty Rail Projects Limited Director • Director | 9 Oct 1992←1 Year 5 Months→31 Mar 1994 | Active | |
| Haden Young Limited Director • Director | 9 Oct 1992←1 Year 5 Months→31 Mar 1994 | Active | |
| Lounsdale Electric Limited Director • Director | 9 Oct 1992←1 Year 5 Months→31 Mar 1994 | Active | |
| Balfour Kilpatrick Limited Director • General Manager | 10 Jul 1992←1 Year 8 Months→31 Mar 1994 | Active | |
| Balfour Beatty Kilpatrick Limited Director • Manager | 11 Jul 1990←3 Years→31 Mar 1994 | Active | |
