| Company | Timeline | Status | |
| Source Certain Operations UK Limited Director • Company Director | 18 May 2015←10 Years→Current | Active | |
| Longhand Data Limited Director • Company Director | 1 Sep 2004←21 Years→Current | Active | |
| Linnaeus Limited Director • Manager | 16 Oct 2001←24 Years→Current | Active | |
| Linnaeus Limited Secretary • Manager | 16 Oct 2001←9 Months→16 Jul 2002 | Active | |
