| Company | Timeline | Status | |
| NDC Consulting Ltd Director • Company Director | 11 Oct 2022←3 Years→Current | Active | |
| Balfour Beatty Utility Solutions Limited Director • Commercial Director | 7 Nov 2019←3 Years→16 Dec 2022 | Active | |
| Balfour Beatty Engineering Limited Director • Commercial Director | 30 Sep 2016←6 Years→16 Dec 2022 | Active | |
| Birse Rail Limited Director • Commercial Director | 7 May 2013←8 Years→19 Jan 2022 | Dissolved | |
| Birse Metro Limited Director • Commercial Director | 7 May 2013←9 Years→16 Dec 2022 | Active | |
| Laser Rail Ltd Director • Commercial Director | 7 May 2013←9 Years→16 Dec 2022 | Active | |
| Balfour Beatty Rail Limited Director • Commercial Director | 7 May 2013←9 Years→16 Dec 2022 | Active | |
| Balfour Beatty Rail Projects Limited Director • Commercial Director | 7 May 2013←9 Years→16 Dec 2022 | Active | |
| Balfour Beatty Rail Infrastructure Services Limited Director • Commercial Director | 7 May 2013←9 Years→16 Dec 2022 | Active | |
| Balfour Beatty Rail Technologies Limited Director • Commercial Director | 7 May 2013←9 Years→16 Dec 2022 | Active | |
