GJK Waterproofing Services

We are your local waterproofing contractor, which is why we are committed to providing Sydney's highest quality waterproofing services. We have provided our services to commercial buildings, high-rise story complexes, and residential structures for over 25 years. When it comes to water penetration problems, we will satisfy you with the most exemplary waterproofing service you need. The value of your time, money, and energy matters to us, Which means we arrive on time and investigate what should be done before diving blindly into the situation. We believe an efficient, friendly relationship with our customers on time and the budget will promote our business.