| Company | Timeline | Status | |
| Kier National Limited Director • Unreported | 16 Jan 2024←1 Year 10 Months→30 Nov 2025 | Active | |
| Kier Infrastructure And Overseas Limited Director • Director | 1 Jul 2023←2 Years 6 Months→Current | Active | |
| Kier Integrated Services (Holdings) Limited Director • Director | 6 Jun 2022←3 Years→Current | Active | |
| Kier Integrated Services Group Limited Director • Director | 6 Jun 2022←3 Years→Current | Active | |
| Kier Integrated Services (Estates) Limited Director • Director | 6 Jun 2022←3 Years→Current | Active | |
| McNicholas Construction Services Limited Director • Director | 1 Jan 2022←3 Years→Current | Active | |
| McNicholas Construction (Holdings) Limited Director • Director | 1 Jan 2022←3 Years→Current | Active | |
| Kier Integrated Services Limited Director • Director | 30 Sep 2019←6 Years→Current | Active | |
| Kier Transportation Limited Director • Director | 3 Sep 2019←2 Years 3 Months→1 Dec 2021 | Active | |
| Civil Engineering Contractors Association Director • Director | 13 Mar 2018←3 Years→10 May 2021 | Active | |
