| Company | Timeline | Status | |
| Systems Building Services Ltd Director • Company Director | 14 Sep 1999←19 Years→29 Mar 2019 | Dissolved | |
| System Hydraulics (Maesteg) Limited Director • Engineer | 21 May 1993←25 Years→29 Mar 2019 | Dissolved | |
| Systems Pipework Limited Director • Engineer | 1 Dec 1991←27 Years→29 Mar 2019 | Active | |
