| Company | Timeline | Status | |
| Correx Limited Director • Certified Corrosion Specialist | 28 Nov 2024←1 Year→Current | Active | |
| Institute Of Corrosion Director • Certified Corrosion Specialist | 9 Nov 2022←3 Years→Current | Active | |
| Gao Materials And Corrosion Consultancy Ltd Director • Director | 8 Jun 2020←5 Years→Current | Active | |
