| Company | Timeline | Status | |
| Lambda Rho Limited Secretary • Unreported | 20 Jan 2000←6 Years→3 Mar 2006 | Active | |
| Lambda Rho Limited Director • Publisher | 12 Apr 1999←6 Years→3 Mar 2006 | Active | |
Saturn Books Limited Director • Publisher | 15 Jul 1997←1 Year 3 Months→9 Nov 1998 | Dissolved | |
PRC Publishing Limited Director • Publisher | 15 Jul 1997←1 Year 3 Months→9 Nov 1998 | Dissolved | |
| Batsford Books Limited Director • Publisher | 1 May 1997←1 Year 6 Months→9 Nov 1998 | Active | |
| Anova Digital Limited Director • Publisher | 3 Jan 1997←1 Year 10 Months→9 Nov 1998 | Active | |
Parkgate Books Limited Director • Publisher | 19 Mar 1996←2 Years 7 Months→9 Nov 1998 | Dissolved | |
| Belitha Press Limited Director • Publisher | 10 Jul 1995←3 Years→9 Nov 1998 | Active | |
| Collins & Brown Limited Director • Publisher | 30 Mar 1991←7 Years→9 Nov 1998 | Active | |
