| Company | Timeline | Status | |
| Industrial Heritage Stronghold Limited Director • Company Director | 12 May 2008←17 Years→Current | Active | |
| Solid Stampings Limited Director • Unreported | 1 Jan 1970←55 Years→Current | Active | |
| Solid Engineering Limited Director • Unreported | 1 Jan 1970←55 Years→Current | Active | |
| Solid Swivel Company Limited(The) Director • Unreported | 1 Jan 1970←55 Years→Current | Active | |
