| Company | Timeline | Status | |
| Malax Investments Limited Director • Chartered Accountant | 19 Oct 1999←19 Years→31 Dec 2018 | Active | |
| Hepburn Sons Limited Secretary • Unreported | 30 Jun 1995←9 Years→27 Jan 2005 | Active | |
| Abacus Developments Limited Director • Chartered Accountant | 30 Apr 1995←8 Years→31 Mar 2004 | Active | |
| Sir Robert McAlpine Enterprises Limited Director • Chartered Accountant | 9 Feb 1995←1 Year 5 Months→22 Jul 1996 | Active | |
Abacus Property Holdings Limited Secretary • Unreported | 19 Aug 1994←1 Year 2 Months→20 Oct 1995 | Dissolved | |
Abacus Aviation Limited Secretary • Unreported | 19 Aug 1994←1 Year 2 Months→20 Oct 1995 | Dissolved | |
| Abacus Projects Limited Director • Chartered Accountant | 19 Aug 1994←4 Years→30 Apr 1999 | Active | |
| T And I Limited Secretary • Unreported | 19 Aug 1994←15 Years→24 Feb 2010 | Active | |
| Abacus Developments Limited Secretary • Unreported | 19 Aug 1994←1 Year 2 Months→20 Oct 1995 | Active | |
| Cherrymain Limited Secretary • Chartered Accountant | 20 Apr 1994←15 Years→24 Feb 2010 | Dissolved | |
