| Company | Timeline | Status | |
| Yolund Limited Director • Unreported | 1 Jan 1970←55 Years→Current | Active | |
| Hamilton Brothers Limited Director • Unreported | 1 Jan 1970←55 Years→Current | Active | |
| Hamilton Bros. (Edinburgh) Limited Director • Unreported | 1 Jan 1970←55 Years→Current | Active | |
