How to choose best waterproofing company in Singapore..?
How long the company is on field?
Is the company BCA Registered / BCA approved / licensed?
Is that waterproofing company certified for basement waterproofing works in Singapore?
Is the company approved to work in your HDB flats?
Is the company has the proper infrastructure to co-ordinate the employees well?
How the public reviews about the company (Especially Google reviews..)