The massive size and scale of Stone Strong blocks makes them ideal for use in large scale retaining applications – from mine sites, motorways and railroads, to urban infrastructure, waterways and streetscapes. Stone Strong is redefining the retaining wall with versatile engineering technology, providing attractive, structurally sound and cost effective project solutions.

New Zealand

Stone Strong NZ Ltd has been active throughout New Zealand since mid 2007, providing retaining and vertical engineering solutions for a range of clients throughout the country. Based in Auckland, we have three subcontract casting operations in the upper North Island and a casting operation  set up in Christchurch as part of the Canterbury Earthquake Rebuild. Mobile casting facilities are available to cover the country on a project required basis with the plant currently working in Gisborne. We offer a range of standard and customised solutions that are simply unavailable with any other retaining wall system on the market. Please browse the website and contact us with any queries you may have on


Stone Strong production in Australia is based in Brisbane and operates as part of Concrib Ltd throughout southeast Queensland. Contact Grant Sigston on for Australian enquiries.

South Pacific

Projects in the Pacific Islands and PNG are serviced out of either NZ or Australia as required. We have a set of casting forms available for Island based and/or NZ/Australian based contractors to use in the Pacific and can offer site-specific design, fabrication and casting assistance as required. We offer fiberglass bar and steel fibre reinforcing alternatives for Pacific operations to allow for variable quality local concrete production as well as turnkey supply of geogrids and reinforcing products as required.

Contact the New Zealand office on for further assistance.