| Company | Timeline | Status | |
| Richard Wilkens, Architect Limited Director • School Teacher | 25 Feb 2000←25 Years→9 Dec 2025 | Dissolved | |
| Richard Wilkens, Architect Limited Secretary • Unreported | 13 Jun 1991←34 Years→9 Dec 2025 | Dissolved | |
| Richard Wilkens, Architect Limited Secretary • Unreported | 1 Jan 1970←55 Years→9 Dec 2025 | Dissolved | |
