Lenny has provided community service as follows:-
- HK Marrow Match Foundation – Volunteer
- UNICEF – Volunteer/Donator
- Agency for Volunteer Service – Volunteer (Eg, accompanying blind people to walk through gardens to sense the smells and fresh air)
- Volunteer Space – Lifetime Member/Donator
- Medecins Sans Frontieres – Donator
- HK Federation of Handicapped Youth – Volunteer