| Company | Timeline | Status | |
| Rhino Barriers Limited Director • Marketing Director | 5 Oct 2010←8 Years→1 Jun 2019 | Dissolved | |
| Polyjohn (UK) Limited Director • Director | 1 Jun 2004←15 Years→1 Jun 2019 | Dissolved | |
| Polyjohn International Limited Director • Marketing Director | 5 Jan 1993←26 Years→1 Jan 2019 | Active | |
| Polyjohn International Limited Secretary • International Sales Representative | 5 Jan 1993←14 Years→29 Oct 2007 | Active | |
Serviscare Cleaning Company Limited Secretary • Unreported | 30 Jun 1991←12 Years→11 Mar 2004 | Dissolved | |
Serviscare Cleaning Company Limited Director • Company Director | 30 Jun 1991←12 Years→11 Mar 2004 | Dissolved | |
