| Company | Timeline | Status | |
| Clive Ruggles Limited Secretary • Unreported | 30 Jun 2006←19 Years→Current | Active | |
| Clive Ruggles Limited Director • Unreported | 30 Jun 2006←19 Years→Current | Active | |
| The Prehistoric Society Director • University Professor | 24 May 2006←3 Years→8 May 2010 | Converted/Closed | |
| Ocarina Books Limited Director • Unreported | 4 Apr 1995←30 Years→Current | Active | |
