| Company | Timeline | Status | |
| Bell Group Holdings Limited Director • Director | 10 Jan 2007←4 Years→25 Oct 2011 | Active | |
| Bell Steel Fabrications Limited Director • Company Director | 15 Apr 1997←14 Years→25 Oct 2011 | Active | |
| Bell Silencer Manufacturing Company Limited Director • Director | 29 Jul 1992←19 Years→25 Oct 2011 | Dissolved | |
| Bell Silencer Services Limited Director • Engineer | 30 Apr 1991←20 Years→25 Oct 2011 | Active | |
