| Company | Timeline | Status | |
| Opalfine Limited Director • Restauranteur | 31 Dec 1991←4 Months→8 May 1992 | Active | |
| Kamtao Holdings Limited Director • Restauranteur | 31 Dec 1991←4 Months→8 May 1992 | Active | |
| Kamtao Properties Limited Director • Restauranteur | 31 Dec 1991←4 Months→8 May 1992 | Active | |
| Kamtao (Restaurants) Limited Director • Restauranteur | 31 Dec 1991←4 Months→8 May 1992 | Active | |
