| Company | Timeline | Status | |
| Walton On The Naze Community Forum Director • Director | 1 Feb 2009←10 Years→5 Mar 2019 | Active | |
| Robertsons & Co. Limited Director • Engineer | 4 Feb 2006←17 Years→16 May 2023 | Dissolved | |
| J Robertson & Co Limited Director • Engineer | 6 May 1991←31 Years→7 Feb 2023 | Dissolved | |
| J Robertson & Co Limited Secretary • Engineer | 6 May 1991←17 Years→1 Nov 2008 | Dissolved | |
