| Company | Timeline | Status | |
| D.J. Profile & Grinding Co. Limited Director • Director | 23 Mar 2010←15 Years→Current | Liquidation | |
| D.J. Properties Limited Director • None | 23 Mar 2010←15 Years→Current | Active | |
| David Jackson (Engineering) Limited Director • None | 23 Mar 2010←15 Years→Current | Active | |
