| Company | Timeline | Status | |
| Cyril Johnston Trading Limited Director • Director | 28 Aug 2018←7 Years→Current | Active | |
| Marathon Management Services Limited Director • Company Director | 30 Nov 2012←12 Years→Current | Active | |
| Cyril Johnston & Co., Limited Director • Director | 31 Dec 1999←25 Years→Current | Active | |
| Cyril Johnston & Co., Limited Secretary • Unreported | 31 Dec 1999←25 Years→Current | Active | |
| Cyril Johnston Hire Limited Director • Director | 11 Feb 1977←48 Years→Current | Active | |
| Cyril Johnston Hire Limited Secretary • Unreported | 11 Feb 1977←48 Years→Current | Active | |
