| Company | Timeline | Status | |
| Quest Diagnostics Subsidiary Holdings Ltd Director • Director | 27 Apr 2015←2 Months→8 Jul 2015 | Dissolved | |
| Quest Diagnostics Holdings Ltd Director • Director | 3 Dec 2014←7 Months→8 Jul 2015 | Active | |
| Q Squared Solutions (Quest) Limited Director • Scientific Affairs Director | 2 Jul 2013←5 Years→24 Oct 2018 | Dissolved | |
