| Company | Timeline | Status | |
| Catto Limited Director • None  | 25 Oct 2017←7 Months→20 Jun 2018  | Active  | |
| Tay Brothers Limited Director • Pharmacist  | 11 Oct 1991←23 Years→19 Jan 2015  | Active  | |
| Plutoland Limited Director • Unreported  | 1 Jan 1970←55 Years→Current  | Active  | |
| Catto Trading Limited Director • Unreported  | 1 Jan 1970←55 Years→Current  | Active  | |
| Bluebell Vineyard Estates Limited Director • Unreported  | 1 Jan 1970←55 Years→Current  | Active  | |
