Services
What we can offer you
Drainage & Excavation
As registered experts in drainage and excavation, we provide innovative solutions for new installations, repairs, and ongoing maintenance. We handle projects of all sizes, delivering durable, high-functioning drainage systems. Every project is designed with sustainability in mind, ensuring effective water management while minimising environmental impact.


Earthworks & Roading
Our experienced earthworks and roading teams manage everything from site preparation to complex road construction. By leveraging cutting-edge technology and our collective expertise, we deliver projects that not only meet current infrastructure needs but also anticipate future growth and development.
Retaining Walls & Hard Landscaping
We offer comprehensive retaining wall and hardscaping services that enhance both the functionality and aesthetics of your property. Our innovative landscaping solutions focus on durability and environmental harmony, ensuring that your project looks great and lasts long.


Subdivisions & Large-Scale Projects
With extensive experience in managing subdivisions and large-scale civil infrastructure projects, IWC ensures precision and efficiency in every development. Our strong relationships with regulatory bodies and local authorities ensure that every project adheres to New Zealand’s highest compliance standards, from planning to execution.