| Company | Timeline | Status | |
| Halcrow Canada Limited Director • Director, Treasury | 2 Nov 2012←8 Months→15 Jul 2013 | Dissolved | |
| Halcrow Rail Approvals Limited Director • Director, Treasury | 2 Nov 2012←8 Months→15 Jul 2013 | Dissolved | |
| Halcrow Group Limited Director • Director, Treasury | 2 Nov 2012←6 Months→15 May 2013 | Active | |
Halcrow Waterman Limited Director • Director, Treasury | 2 Nov 2012←1 Year 8 Months→14 Jul 2014 | Dissolved | |
| Halcrow Water Services Limited Director • Director, Treasury | 2 Nov 2012←8 Months→15 Jul 2013 | Dissolved | |
| Transmark Asia Limited Director • Director, Treasury | 2 Nov 2012←8 Months→15 Jul 2013 | Active | |
| Halcrow International Partnership Director • Director, Treasury | 2 Nov 2012←8 Months→15 Jul 2013 | Active | |
| Halcrow Management Sciences Limited Director • Director, Treasury | 2 Nov 2012←8 Months→15 Jul 2013 | Dissolved | |
| Halcrow Asia Partnership Limited Director • Director, Treasury | 2 Nov 2012←9 Months→31 Jul 2013 | Active | |
| Burderop Investments Limited Director • Director, Treasury | 2 Nov 2012←8 Months→15 Jul 2013 | Dissolved | |
