| Company | Timeline | Status | |
| Classic Rock Oil Company Limited Director • Unreported | 12 Aug 2009←16 Years→Current | Active | |
| United Kingdom Lubricants Association Ltd Director • Company Director | 5 Apr 2001←4 Years→5 May 2005 | Active | |
| Rock Oil Marketing Limited Director • Unreported | 1 Jan 1970←55 Years→Current | Active | |
| Rock Distributors Limited Director • Unreported | 1 Jan 1970←55 Years→Current | Active | |
| Rock Chemicals Limited Director • Unreported | 1 Jan 1970←55 Years→Current | Active | |
