| Company | Timeline | Status | |
| Qualvis Litho Limited Director • Director | 12 May 1992←13 Years→31 Mar 2006 | Active | |
Swann Graphic Machinery Limited Director • Company Director | 31 Dec 1991←23 Years→5 May 2015 | Dissolved | |
| Qualvis Packaging Limited Director • Director | 13 Dec 1991←14 Years→31 Mar 2006 | Active | |
