| Company | Timeline | Status | |
| Genesys Environmental Ltd Director • Engineering Consultant | 1 Apr 2024←1 Year 6 Months→Current | Active | |
| Cundall Fire Limited Director • Consulting Engineer | 1 Jan 2024←1 Year 9 Months→Current | Active | |
| Cundall Limited Director • Consulting Engineer | 1 Jan 2024←1 Year 9 Months→Current | Active | |
| Cundall International Limited Director • Consulting Engineer | 1 Jul 2022←3 Years→Current | Active | |
| Cundall Johnston & Partners LLP Designated LLP Member • Unreported | 1 Jan 2012←13 Years→Current | Active | |
