| Company | Timeline | Status | |
| Key Employment Agency Limited Director • Company Director | 21 Dec 1993←27 Years→21 Sep 2021 | Dissolved | |
| Key Employment Agency Limited Secretary • Company Director | 21 Dec 1993←23 Years→8 Dec 2017 | Dissolved | |
Digimation Control Company Limited Director • Director | 7 Feb 1991←27 Years→28 Aug 2018 | Dissolved | |
Digimation Control Company Limited Secretary • Unreported | 7 Feb 1991←27 Years→28 Aug 2018 | Dissolved | |
| Christopher Associates Limited Secretary • Unreported | 7 Feb 1991←26 Years→8 Dec 2017 | Active | |
| Christopher Associates Limited Director • Unreported | 1 Jan 1970←55 Years→Current | Active | |
