| Company | Timeline | Status | |
| Westbrook Light Alloys Limited Director • Company Director | 1 Jan 2016←7 Years→27 Feb 2023 | Active | |
| Westbrook South Africa Limited Director • Director | 9 Oct 2008←14 Years→27 Feb 2023 | Active | |
| Westbrook Operations Limited Director • Director | 1 Oct 2008←14 Years→27 Feb 2023 | Active | |
| Westbrook Resources Limited Director • Director | 4 Nov 2002←20 Years→27 Feb 2023 | Active | |
| Tennant Metallurgical Group Limited Director • Director | 19 Oct 1999←4 Years→11 Aug 2004 | Active | |
| Watsons Alloys & Metals Limited Director • Ferro Alloy Tader | 1 Jun 1993←11 Years→31 Dec 2004 | Dissolved | |
