| Company | Timeline | Status | |
| JWCL Ltd Director • Unreported | 18 Nov 2024←1 Year 2 Months→Current | Active | |
| Clark Aggregates Ltd Director • Director | 22 May 2012←13 Years→Current | Active | |
| J W Clark Limited Director • Unreported | 18 Dec 2002←23 Years→Current | Active | |
