| Company | Timeline | Status | |
| Millbank Residents Association Limited Director • Design Engineer | 7 Jun 2003←3 Years→5 Aug 2006 | Active | |
| Matt-Black Systems Limited Director • Engineer | 13 Nov 2002←23 Years→Current | Active | |
| James Wilson (Engravers) Limited Secretary • Unreported | 22 Aug 1995←30 Years→Current | Active | |
| James Wilson (Engravers) Limited Director • Unreported | 1 Jan 1970←55 Years→Current | Active | |
