| Company | Timeline | Status | |
| 58 New Close Ltd Director • Developer | 5 Nov 2021←10 Months→13 Sep 2022 | Active | |
| Kostopoulos Consulting Ltd Director • Developer | 23 Jul 2021←1 Month→25 Aug 2021 | Active | |
| Kostopoulos Consulting Ltd Director • Director | 2 Sep 2020←10 Months→23 Jul 2021 | Active | |
| Ca Enterprises Ltd Director • Chartered Accountant | 2 Feb 2016←9 Years→7 Oct 2025 | Dissolved | |
