| Company | Timeline | Status | |
| NPNP Ltd Director • Director | 26 Mar 2021←4 Years→Current | Active | |
| Greystone FM Ltd Director • Director | 12 Nov 2019←3 Years→13 Dec 2022 | Dissolved | |
| Greystone Technology Limited Director • Director | 5 Mar 2019←2 Years 3 Months→8 Jun 2021 | Dissolved | |
| Greystone Investment Ventures Ltd Director • Director | 28 Jun 2018←3 Years→8 Mar 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 | |
