| Company | Timeline | Status | |
| Crest Healthcare Limited Director • Director | 1 Dec 2024←1 Year→Current | Active | |
| Wallace Cameron International Limited Director • Company Director | 20 Jun 2024←1 Year 5 Months→Current | Active | |
| Crest Innovations Limited Director • Company Director | 24 Oct 2022←3 Years→Current | Active | |
| Maxwell Investments Limited Director • Company Director | 9 Feb 2021←4 Years→Current | Active | |
| First Aid Holdings Limited Director • Managing Director | 18 Dec 2017←7 Years→Current | Active | |
| MMC Property Holdings Limited Director • Director | 22 Mar 2017←8 Years→Current | Active | |
| Crest Wci Limited Director • Managing Director | 21 Sep 2016←9 Years→Current | Active | |
| Fakitco No.2 Limited Director • Managing Director | 21 Sep 2016←9 Years→Current | Active | |
| McKinnon Medical Limited Director • Managing Director | 14 Apr 2016←9 Years→Current | Active | |
| MMC Consulting Limited Director • Director | 20 Oct 2014←9 Years→22 Jun 2024 | Dissolved | |
