| Company | Timeline | Status | |
| Castle Composites Limited Director • Engineer | 9 Feb 2018←7 Years→Current | Active | |
| Castle Equity Holdings Limited Director • Engineer | 2 Feb 2018←7 Years→Current | Active | |
Castle CL Holdings Limited Director • Engineer | 5 Sep 2017←1 Year 5 Months→12 Feb 2019 | Dissolved | |
