| Company | Timeline | Status | |
| Devol Cast Nylon Limited Director • Company Director | 3 Mar 2014←5 Years→26 Sep 2019 | Active | |
| Devol Moulding Services Limited Director • Company Director | 3 Mar 2014←5 Years→26 Sep 2019 | Active | |
| Devol Fabrications Limited Director • Company Director | 3 Mar 2014←5 Years→26 Sep 2019 | Active | |
| Devol Bushing Limited Director • Company Director | 3 Mar 2014←5 Years→26 Sep 2019 | Active | |
| Devol Engineering Limited Director • Company Director | 3 Mar 2014←5 Years→26 Sep 2019 | Active | |
| Kea-Flex Mouldings Limited Director • Company Director | 3 Mar 2014←9 Years→31 Mar 2023 | Active | |
| James Walker Moorflex Limited Director • Company Director | 3 Mar 2014←3 Years→14 Apr 2017 | Active | |
| James Walker Seals Limited Director • Company Director | 3 Mar 2014←5 Years→26 Sep 2019 | Active | |
| James Walker UK Limited Director • Company Director | 1 Apr 2012←3 Years→30 Oct 2015 | Active | |
| James Walker Townson Limited Director • Director | 18 Mar 2010←13 Years→31 Mar 2023 | Active | |
