| Company | Timeline | Status | |
| Roberts & Williams Limited Secretary • Director | 12 Nov 2002←5 Years→1 Oct 2008 | Dissolved | |
| Roberts & Williams Limited Director • Builder | 5 May 1999←23 Years→24 Aug 2022 | Dissolved | |
| Roberts & Williams Limited Director • Builder | 31 Dec 1991←1 Year 10 Months→28 Oct 1993 | Dissolved | |
