| Company | Timeline | Status | |
| Sewing Machine Trade Association Limited Director • Sewing Machine Dealer | 23 May 1999←2 Years 11 Months→12 May 2002 | Active | |
| Sovereign Sewing Machines (Rental) Limited Director • Engineer | 16 Jul 1991←34 Years→Current | Active | |
| Sovereign Sewing Machines Limited Director • Engineer | 15 Jul 1991←34 Years→Current | Active | |
