| Company | Timeline | Status | |
| Pulse Bidco Limited Director • Chief Executive Officer | 1 Aug 2024←1 Year 4 Months→Current | Active | |
| Castle Construction Products Limited Director • Chief Executive Officer | 1 Aug 2024←1 Year 4 Months→Current | Active | |
| Castle Environmental Management Limited Director • Chief Executive Officer | 1 Aug 2024←1 Year 4 Months→Current | Active | |
| Castle Environmental Limited Director • Chief Executive Officer | 1 Aug 2024←1 Year 4 Months→Current | Active | |
| Castle Oils Limited Director • Chief Executive Officer | 1 Aug 2024←1 Year 4 Months→Current | Active | |
| Castle Waste Services Limited Director • Chief Executive Officer | 1 Aug 2024←1 Year 4 Months→Current | Active | |
| Castle Construction Products Limited Director • Technical Director | 22 May 2015←7 Years→24 Feb 2023 | Active | |
| Castle Oils Limited Director • Technical Director | 22 May 2015←7 Years→24 Feb 2023 | Active | |
| Castle Waste Services Limited Director • Technical Director | 22 May 2015←1 Day→22 May 2015 | Active | |
