| Company | Timeline | Status | |
| Tusk Corporation Limited Director • Director-treasury & Risk Manag | 15 Sep 2000←1 Year 2 Months→26 Nov 2001 | Active | |
M (DGP1) Limited Director • Director Treasury & Risk Manag | 14 Jun 1999←3 Years→21 Aug 2002 | Dissolved | |
| Camas Limited Director • Corporate Treasurer | 21 Feb 1994←2 Months→6 May 1994 | Dissolved | |
A I Overseas Investments Limited Director • Corporate Treasurer | 14 Dec 1993←5 Months→31 May 1994 | Dissolved | |
| Camas Holdings Limited Director • Corporate Treasurer | 13 Dec 1993←5 Months→31 May 1994 | Dissolved | |
| Aggregate Industries Pension Trustee Limited Director • Corporate Treasurer | 16 Jan 1993←1 Year 4 Months→31 May 1994 | Dissolved | |
| E.H. Bradley Building Products Limited Director • Corporate Treasurer | 16 Jan 1993←1 Year 4 Months→31 May 1994 | Dissolved | |
| Manorcrow Limited Director • Corporate Treasurer | 16 Jan 1993←1 Year 4 Months→31 May 1994 | Liquidation | |
