- Sonia began modelling before she was 14, having been discovered by P'Jim, her manager to do a 7up commercial. She then went to boarding school in England and later signed with the 'Storm' agency.
- Some years later, she moved to Singapore to take a job as a VJ for MTV Asia.
- She played a role in the movie 'Kon Puan Sai Fah' (Destiny Upside Down).
- She hosted the Next Top Model 2005 search in Thailand.
- Sonia has her own shop called 'Limited Edition' which sells modern lifestyle accessories.
- Her nickname is Pim.