| Company | Timeline | Status | |
| Bristol Mansions (Brighton) Limited Director • Retired | 6 Jun 2025←4 Months→Current | Active | |
| Bristol Mansions (Brighton) Limited Director • Retired | 20 Aug 2017←5 Years→15 Jun 2023 | Active | |
| 32 Birnam Road Limited Secretary • Literary Agent | 1 May 2007←7 Years→1 Jan 2015 | Active | |
| 21 Richborne Terrace Residents Company Limited Director • Book Publisher | 3 May 2003←9 Months→4 Feb 2004 | Active | |
| 32 Birnam Road Limited Director • Retired | 30 May 1997←28 Years→Current | Active | |
| 32 Birnam Road Limited Secretary • Publishing | 30 May 1997←6 Years→3 Mar 2004 | Active | |
| 32 Birnam Road Limited Director • Retired | 30 May 1997←27 Years→28 Feb 2025 | Active | |
