| Company | Timeline | Status | |
| Spectrum Builders Ltd Director • Director | 2 Jul 2007←13 Years→22 Feb 2021 | Active | |
| Spectrum Industrial Limited Director • Director | 31 Jul 1991←29 Years→1 Feb 2021 | Active | |
| Spectrum Industrial Limited Secretary • Unreported | 31 Jul 1991←29 Years→1 Feb 2021 | Active | |
