INTERNATIONAL LEVEL
- External Expert Committee – Mineral and Aggregates Guidelines (GDG) and Sustainable Environment Committee of Land Department, Development Ministry, Brunei Darussalam (2019 – 2021)
- Reviewer – 7th International Graduate Conference on Engineering, Science and
Humanities (2018) - Secreteriat and Reviewer – World Bank: Land Proverty 2019 Conference (2018)
- Secreteriat – International Conference On Asset And Facility Management And The 3rd Sustainability Initiatives : Case Studies In Malaysia, Philippines And Indonesia(SIMPI) (2018)
- Reviewer – International Journal Of Integrated Engineering (2018)
- Secreteriat – International Conference On Asset And Facility Management And The 3rd Sustainability Initiatives : Case Studies In Malaysia, Philippines And Indonesia(SIMPI) (2017)
- Secreteriat – International Conference Asset Integration International Conference 2016 (2016)
- Treasurer – International USR UTM – Kemboja 2021 (2021)
- Treasurer – International USR UTM – Kemboja 2020 (2020)
- Treasurer – International USR UTM – Kemboja 2019 (2019)
- Treasurer – International USR UTM – Kemboja 2018 (2018)
- Visiting Lecturer – Kent Business School, University of Kent, Canterbury, Kent England (2008)