| Company | Timeline | Status | |
| Arthur H. King (Builders) Limited Secretary • Director | 19 Feb 1994←10 Years→17 Sep 2004 | Active | |
| Arthur H. King (Builders) Limited Director • Chartered Engineer | 28 Aug 1991←34 Years→Current | Active | |
| Clear-A-Drain Limited Director • Company Director | 19 Jul 1991←34 Years→Current | Active | |
| Roland Whatmore Limited Director • Chartered Engineer | 23 Mar 1991←34 Years→Current | Active | |
| Clear-A-Drain Limited Director • Unreported | 1 Jan 1970←56 Years→Current | Active | |
| Arthur H. King (Builders) Limited Director • Unreported | 1 Jan 1970←56 Years→Current | Active | |
