| Company | Timeline | Status | |
| JHK Devonshire Ltd Director • Company Director | 27 Oct 1994←31 Years→Current | Active | |
| John H King & Co Limited Director • Company Director | 5 Apr 1993←10 Years→6 Jun 2003 | Active | |
| John H King Holding Co Ltd Director • Company Director | 3 Jul 1992←33 Years→Current | Active | |
