| Company | Timeline | Status | |
| Glasgow Hutchesons' Aloysians Sports Club Limited Director • Unreported | 10 Jun 2021←4 Years→Current | Active | |
| JWF Metering Solutions Ltd Director • Unreported | 19 Dec 2016←8 Years→Current | Active | |
| JWF Measurement Solutions Limited Director • Unreported | 23 Dec 2014←10 Years→Current | Active | |
| JWF Instrumentation Limited Director • Unreported | 22 Dec 2014←10 Years→Current | Active | |
| JWF (Group) Limited Director • Unreported | 22 Dec 2014←10 Years→Current | Active | |
| JWF Process Solutions Ltd Director • Unreported | 1 Jan 1970←55 Years→Current | Active | |
