| Company | Timeline | Status | |
| Alderton Homes Limited Director • Unreported | 24 Apr 2025←6 Months→Current | Active | |
| Mark Alderton Holdings Limited Director • It Officer | 1 Oct 1997←28 Years→Current | Active | |
| Mark Alderton Construction Limited Director • It Officer | 1 Oct 1997←26 Years→5 Mar 2024 | Dissolved | |
