| Company | Timeline | Status | |
| Emerald DS UK Bidco Limited Director • Chief Executive Officer | 22 Oct 2025←1 Month→Current | Active | |
| Emerald DS UK Topco Limited Director • Chief Executive Officer | 22 Oct 2025←1 Month→Current | Active | |
| McAvoy Holdings Limited Director • Chief Operating Officer | 28 Jul 2021←4 Years→Current | Active | |
| McAvoy Modular Offsite Limited Director • Chief Operating Officer | 15 Mar 2021←4 Years→Current | Active | |
| Nor Consulting Limited Director • Director | 28 Jun 2019←6 Years→Current | Active | |
| John Graham Construction (Healthcare) Limited Director • Executive Director | 15 Aug 2016←2 Years 8 Months→30 Apr 2019 | Active | |
| Kier Graham Defence Limited Director • Executive Director | 11 Dec 2013←5 Years→1 May 2019 | Active | |
| John Graham Construction Limited Director • Quantity Surveyor | 26 Jun 2007←11 Years→30 Apr 2019 | Active | |
