With more than 50 years of experience, Lam Wong Roofing Specialist has been highly regarded as a premier waterproofing specialist in Singapore. Our hands-on approach and established record of satisfied customers have contributed greatly to the rapid growth of our company over the years, as our best reference is reflected in their length of service held for each contract. We do waterproofing & leakage, re-roofing, PU pressure grouting, sealant works and A&A works.