| Company | Timeline | Status | |
| Marble APP Solutions Limited Director • Finance Director | 17 Jan 2024←1 Year 9 Months→Current | Active | |
| DSF Trustees Limited Director • Chartered Accountant | 18 Dec 2023←1 Year 10 Months→Current | Active | |
| DSF High Performance Materials Limited Director • Chartered Accountant | 14 Nov 2023←1 Year 11 Months→Current | Active | |
| DSF Refractories & Minerals Limited Secretary • Accountant | 7 Apr 2009←16 Years→Current | Active | |
| Heat Containment Industries Limited Director • Chartered Accountant | 1 Jun 2005←18 Years→2 Jan 2024 | Dissolved | |
| DSF Holdings Limited Director • Chartered Accountant | 1 Jun 2005←20 Years→Current | Active | |
| DSF (2003) Limited Director • Chartered Accountant | 1 Jun 2005←20 Years→Current | Active | |
| DSF Refractories & Minerals Limited Director • Chartered Accountant | 1 Jun 2005←20 Years→Current | Active | |
