| Company | Timeline | Status | |
| M Plus Recycling Limited Director • Director | 24 Feb 2023←8 Months→7 Nov 2023 | Dissolved | |
| Pulse Bidco Limited Director • Director | 24 Feb 2023←1 Year 3 Months→31 May 2024 | Active | |
| Castle Environmental Limited Director • Director | 24 Feb 2023←1 Year 3 Months→31 May 2024 | Active | |
| Castle Construction Products Limited Director • Certified Chartered Accountant | 29 Sep 2015←8 Years→31 May 2024 | Active | |
| Castle Environmental Management Limited Director • Certified Chartered Accountant | 29 Sep 2015←8 Years→31 May 2024 | Active | |
| Castle Oils Limited Director • Certified Chartered Accountant | 29 Sep 2015←8 Years→31 May 2024 | Active | |
| Castle Waste Services Limited Director • Certified Chartered Accountant | 29 Sep 2015←8 Years→31 May 2024 | Active | |
| Manthorpe Limited Director • Chartered Certified Accountant | 19 Dec 2012←2 Years 8 Months→11 Sep 2015 | Active | |
| Manthorpe Building Products Limited Director • Chartered Certified Accountant | 19 Dec 2012←2 Years 8 Months→11 Sep 2015 | Active | |
| Manthorpe Engineering Limited Director • Chartered Certified Accountant | 19 Dec 2012←2 Years 8 Months→11 Sep 2015 | Active | |
