| Company | Timeline | Status | |
| Mak Chem International Ltd Director • Director | 22 Jan 2019←1 Month→12 Mar 2019 | Active | |
| Mak Lubes International Ltd Director • Director | 22 Jan 2019←1 Month→12 Mar 2019 | Active | |
| A & S International Limited Director • Unreported | 21 Dec 2018←6 Years→Current | Active | |
| Lubrication Engineers International Limited Director • Unreported | 14 Jan 2013←12 Years→Current | Active | |
