| Company | Timeline | Status | |
| Harpercollins Publishers Pension Trustee Company Limited Director • Publisher | 24 Jun 1993←2 Years 8 Months→15 Mar 1996 | Active | |
| William Collins International Limited Director • Publisher | 1 Sep 1992←3 Years→15 Mar 1996 | Active | |
| Harpercollins Investments (UK) Limited Director • Publisher | 8 May 1992←3 Years→15 Mar 1996 | Active | |
| Harpercollins (UK) Director • Publisher | 5 May 1992←3 Years→15 Mar 1996 | Active | |
| Thorsons Publishing Group Limited Director • Company Director | 24 Apr 1992←3 Years→15 Mar 1996 | Active | |
| William Collins Holdings Limited Director • Publisher | 31 Jan 1992←4 Years→15 Mar 1996 | Active | |
| Harpercollins Publishers Limited Director • Director | 23 Jun 1989←6 Years→15 Mar 1996 | Active | |
| William Collins Sons & Company Limited Director • Director | 2 Jun 1989←6 Years→15 Mar 1996 | Active | |
