Building Diagnosis Centre is a leading building consultancy firm in Sydney, specializing in building diagnosis, waterproofing solutions, and defective construction expertise. With over 45 years of experience, we provide expert advice to our clients, evaluating their building design, construction work, or existing non-compliant or damaged buildings. Our team of experts investigates and solves building and waterproofing construction issues, ensuring compliance with national standards and sound building practice. We offer a range of services, including waterproofing advice, chemical waterproofing performance solution reports, and construction inspections, to ensure our clients' buildings are safe, free of water penetration, and damage. Our clients include residential and commercial property owners, contractors, and developers seeking expertise in building diagnosis, waterproofing, and construction issues.