| Company | Timeline | Status | |
| Drain Inspect UK Ltd Director • Director | 9 Mar 2023←2 Years 9 Months→Current | Active | |
| Hydro Drain (Nottm) Ltd Director • Director | 15 Jul 2021←1 Year 5 Months→3 Jan 2023 | Dissolved | |
| Drainage Reports Ltd Director • Director | 6 Oct 2017←6 Years→16 Apr 2024 | Dissolved | |
| Keith Simpson Associates Ltd Director • Structural Engineer | 4 Feb 2008←17 Years→Current | Active | |
