| Company | Timeline | Status | |
| Digital Science & Research Solutions INC Director • Company Director | 1 Jul 2018←4 Years→31 Oct 2022 | Active | |
| Digital Science & Research Solutions Limited Director • Business Administrator | 1 Jul 2018←4 Years→31 Oct 2022 | Active | |
| Holtzbrinck Science & Technology Limited Director • Business Administrator | 1 Jul 2018←4 Years→31 Oct 2022 | Active | |
| Holtzbrinck Publishing Investments Limited Director • Business Administrator | 1 Feb 2017←5 Years→31 Oct 2022 | Active | |
| Holtzbrinck Investment Holdings Limited Director • Business Administrator | 24 Jul 2015←7 Years→31 Oct 2022 | Active | |
