| Company | Timeline | Status | |
| William Birch (Machinery) Ltd Director • Unreported | 25 Nov 2025←1 Month→Current | Active | |
| Callow Process Systems Limited Director • Unreported | 14 Nov 2025←2 Months→Current | Active | |
| Fletcher Engineering Group Limited Director • Unreported | 14 Nov 2025←2 Months→Current | Active | |
| Parex Mather Limited Director • Unreported | 14 Nov 2025←2 Months→Current | Active | |
| Sir James Farmer Norton (UK) Limited Director • Unreported | 14 Nov 2025←2 Months→Current | Active | |
| Callow Engineering Limited Director • Unreported | 14 Nov 2025←2 Months→Current | Active | |
| J. Fletchers (Engineers) Holdings Limited Director • Unreported | 12 Sep 2025←4 Months→Current | Active | |
| Hammer Propco Limited Director • Unreported | 12 Sep 2025←4 Months→Current | Active | |
| Nasmyth Management Company Limited Director • Unreported | 18 Sep 2020←5 Years→Current | Active | |
| Fletchers Propco Limited Director • Unreported | 16 Mar 2016←9 Years→Current | Active | |
