WS Remedial Group

WS Remedial Group is a specialist remedial building contractor based in Brisbane and Sydney, delivering solutions across Australia. We are trusted specialists in remedial waterproofing, leak sealing, concrete repair and ground improvement, servicing commercial, civil, residential, industrial and heritage assets across Australia. Established in 2009 as Waterstop Solutions, we began by supporting Brisbane’s Clem 7 tunnel project and have since completed thousands of successful remediation projects, including Parliament House, Sydney Harbour Bridge, Legacy Way Tunnel, Taronga Zoo and The Toaster. Our Directors, Chris Anderson and Harold Du Toit, along with CEO Sharn Piper and our specialist technicians, offer more than 120 years of combined expertise in concrete durability and structural remediation. Together, we deliver practical solutions with technical accuracy and deep industry knowledge. We resolve issues such as: • Leaking rooftops, balconies, and podiums • Basement and retaining wall leaks • Failed tiled areas • Cracked or spalling concrete • Expansion/construction joint failures • Bund area degradation • Voids beneath slabs • Asbestos/fibro surfaces • Rising damp or wall moisture ingress Examples of solutions include: • Waterproof membranes • Leak sealing and crack injection • Concrete repair and protective coatings • Subsoil drainage • Asbestos encapsulation • Slab jacking and ground stabilisation • Joint sealing and edge repair We invest in global training and proven systems, backed by strong partnerships and a commitment to safety, reliability and long-term performance. WS Remedial Group delivers more than remediation—we provide certainty. Phone: 1800 005 000 Email: enquiries@wsrg.au