| Company | Timeline | Status | |
| Chapman (Welwyn) Limited Director • Unreported | 24 Apr 2017←8 Years→Current | Active | |
| Chapman Ventures Limited Director • Director | 24 Apr 2017←5 Years→4 Apr 2023 | Dissolved | |
| Chapman Ventilation Group Limited Director • Unreported | 25 Jan 2017←8 Years→Current | Active | |
| Chapman Ventilation Limited Director • Unreported | 18 Jun 2007←18 Years→Current | Active | |
| Chapman Ventilation Limited Secretary • Director | 18 Jun 2007←18 Years→Current | Active | |
| Sherrardswood School Director • Chartered Surveyor | 9 Jun 2003←5 Years→21 Oct 2008 | Dissolved | |
