When selecting a contractor for roof leak repair, always verify their BCA registration and check for bizSAFE certifications. A reputable company should provide a transparent, itemized quote and, most importantly, a workmanship warranty (typically 1 to 5 years). In 2026, the best firms also offer a final water-ponding test after the repair is complete to prove the area is 100% watertig... https://shakuraconstruction.sg/services/water-leakage-wall-repair/