| Company | Timeline | Status | |
| Gravel Hill Holdings Ltd Director • Unreported | 23 Nov 2022←2 Years 11 Months→Current | Active | |
| Southern Calibration Laboratories Limited Secretary • Engineer | 1 Feb 2000←4 Years→31 Aug 2004 | Active | |
| Southern Calibration Laboratories Limited Director • Calibration Engineer | 20 Apr 1991←34 Years→Current | Active | |
