| Company | Timeline | Status | |
| Quadrant PHS U.K. Limited Director • Cfo | 8 Nov 2010←11 Years→9 Nov 2021 | Dissolved | |
| Quadrant Epp UK Ltd Director • Cfo | 8 Nov 2010←11 Years→3 Jun 2022 | Dissolved | |
| Mitsubishi Chemical Advanced Materials UK Limited Director • Cfo | 8 Nov 2010←11 Years→1 Apr 2022 | Active | |
