| Company | Timeline | Status | |
| AtkinsrÉalis Rail & Transit Holdings Limited Director • Accountant | 17 May 2020←3 Years→9 Apr 2024 | Dissolved | |
| AtkinsrÉalis Transport Advisory Limited Director • Accountant | 1 Aug 2019←4 Years→9 Apr 2024 | Active | |
| AtkinsrÉalis (GB) Holdings Limited Director • Accountant | 18 Jul 2018←7 Years→Current | Active | |
| AtkinsrÉalis (GBL) Limited Director • Unreported | 18 Jul 2018←7 Years→Current | Active | |
| AtkinsrÉalis Co. Ltd Director • Accountant | 18 Jul 2018←7 Years→Current | Active | |
| ATK Energy Eu Limited Director • Accountant | 7 Dec 2017←7 Years→Current | Active | |
| ATK Energy Eu Services Limited Director • Accountant | 7 Dec 2017←7 Years→10 Dec 2024 | Dissolved | |
| AtkinsrÉalis ATK Limited Director • Accountant | 14 Nov 2017←7 Years→Current | Active | |
| AtkinsrÉalis Consultancy Services Limited Director • Unreported | 14 Nov 2017←7 Years→Current | Active | |
| Atkins ULC Director • Accountant | 14 Nov 2017←3 Years→19 Jan 2021 | Dissolved | |
