| Company | Timeline | Status | |
| Grade 1 Holdings Limited Director • Salesman | 18 Aug 2004←21 Years→Current | Active | |
| Grade 1 Holdings Limited Secretary • Salesman | 18 Aug 2004←3 Years→14 Mar 2008 | Active | |
| Grade 1 Hire & Sales Limited Director • Salesman | 19 Feb 2002←23 Years→Current | Active | |
| Grade 1 Hire & Sales Limited Secretary • Salesman | 19 Feb 2002←6 Years→14 Mar 2008 | Active | |
