| Company | Timeline | Status | |
| Halma Australasia Holdings Limited Director • Director | 18 Dec 2020←2 Years 3 Months→31 Mar 2023 | Active | |
| Halma Ventures Limited Director • Company Director | 9 Aug 2019←3 Years→31 Mar 2023 | Active | |
| Eiffel Holdings Limited Director • Director | 4 Mar 2019←4 Years→31 Mar 2023 | Active | |
| RCS International Limited Director • Director | 22 Mar 2018←5 Years→31 Mar 2023 | Dissolved | |
| Capita Plc Director • Director | 1 Jan 2015←6 Years→11 May 2021 | Active | |
| Halma Euro Trading Limited Director • Company Director | 13 Aug 2009←13 Years→31 Mar 2023 | Active | |
| Halma Overseas Funding Limited Director • Chief Executive | 14 Feb 2008←15 Years→31 Mar 2023 | Active | |
| Halma Resistors Unlimited Director • Director | 9 Dec 2005←17 Years→31 Mar 2023 | Active | |
| Halma Investment Holdings Limited Director • Company Director | 28 Feb 2005←18 Years→31 Mar 2023 | Active | |
| Halma Financing Limited Director • Company Director | 28 Feb 2005←18 Years→31 Mar 2023 | Active | |
