| Company | Timeline | Status | |
| Banana Split Productions Limited Director • Director | 1 Jul 2002←8 Months→7 Mar 2003 | Active | |
Disc Distribution Limited Director • Accountant | 31 May 2002←9 Months→7 Mar 2003 | Liquidation | |
| Fullflight Limited Director • Accountant | 24 Mar 1999←4 Years→18 May 2003 | Active | |
| Allen Lane The Penguin Press Limited Director • Accountant | 30 Jan 1998←1 Year→31 Jan 1999 | Active | |
| Pelham Books Limited Director • Accountant | 30 Jan 1998←1 Year→31 Jan 1999 | Active | |
| Michael Joseph Limited Director • Accountant | 30 Jan 1998←1 Year→31 Jan 1999 | Active | |
| Rough Guides Limited(The) Director • Accountant | 1 Jan 1998←1 Year 1 Month→31 Jan 1999 | Active | |
| Penguin Random House Limited Director • Accountant | 18 Jan 1996←3 Years→31 Jan 1999 | Active | |
| Penguin Books Limited Director • Accountant | 29 Nov 1993←5 Years→31 Jan 1999 | Active | |
| General Mills Berwick Limited Director • Accountant | 9 Aug 1991←1 Year 6 Months→19 Feb 1993 | Dissolved | |
