| Company | Timeline | Status | |
| BTTG Holdings Limited Director • Laboratory Director | 12 Jun 2018←5 Months→1 Dec 2018 | Active | |
| Shirley Technologies Limited Director • Laboratory Director | 12 Jun 2018←7 Months→5 Feb 2019 | Active | |
| BTTG Limited Director • Laboratory Director | 12 Jun 2018←6 Months→31 Dec 2018 | Active | |
