| Company | Timeline | Status | |
| Greystone Investment Ventures Ltd Director • Director | 28 Jun 2018←3 Years→8 Mar 2022 | Dissolved | |
| Greystone Rail Ltd Director • Director | 31 Oct 2017←5 Years→13 Dec 2022 | Dissolved | |
| Greystone O&G Ltd Director • Director | 31 Oct 2017←3 Years→8 Jun 2021 | Dissolved | |
| Greystone Power Ltd Director • Director | 31 Oct 2017←3 Years→8 Jun 2021 | Dissolved | |
| Greystone Water Ltd Director • Director | 31 Oct 2017←3 Years→8 Jun 2021 | Dissolved | |
| Greystone Renewables Ltd Director • Director | 31 Oct 2017←3 Years→8 Jun 2021 | Dissolved | |
| Greystone Nuclear Ltd Director • Director | 31 Oct 2017←3 Years→8 Jun 2021 | Dissolved | |
| Greystone Buildings Ltd Director • Director | 31 Oct 2017←8 Years→Current | Active | |
| Greystone Executive Ltd Director • Director | 31 Oct 2017←3 Years→8 Jun 2021 | Dissolved | |
| JHC Recruitment Ltd Director • Director | 31 Oct 2017←3 Years→13 Jan 2021 | Active | |
