| Company | Timeline | Status | |
| Alan Oxtoby Limited Director • Unreported | 7 May 2013←12 Years→Current | Active | |
| Langver Engineering Limited Director • Engineer | 20 Oct 2004←2 Months→14 Jan 2005 | Active | |
| Langver Limited Director • Production Engineer | 23 Sep 1994←31 Years→Current | Active | |
