| Company | Timeline | Status | |
| CH2M Hill One Limited Director • Director | 15 Dec 2022←2 Years→31 Dec 2024 | Dissolved | |
| Gibb Holdings Ltd Director • Director | 15 Dec 2022←9 Months→26 Sep 2023 | Dissolved | |
| CH2M Hill Holdings Limited Director • Director | 15 Dec 2022←2 Years 7 Months→29 Jul 2025 | Active | |
| Jacobs Two Limited Director • Director | 15 Dec 2022←2 Years 7 Months→29 Jul 2025 | Active | |
| Jacobs Europe Holdco Limited Director • Director | 15 Dec 2022←2 Years 7 Months→29 Jul 2025 | Active | |
| CH2M Hill Europe Limited Director • Director | 15 Dec 2022←2 Years 7 Months→29 Jul 2025 | Active | |
| Jacobs UK Holdings Limited Director • Director | 15 Dec 2022←2 Years 7 Months→29 Jul 2025 | Active | |
| CH2M Hill United Kingdom Director • Director | 15 Dec 2022←2 Years 7 Months→29 Jul 2025 | Active | |
| Halcrow International Limited Director • Director | 15 Dec 2022←2 Years 7 Months→29 Jul 2025 | Active | |
| Halcrow Holdings Limited Director • Director | 15 Dec 2022←2 Years 7 Months→29 Jul 2025 | Dissolved | |
