About Us

Here at KiwiKrete, we’re a passionate bunch working to make a positive difference for our moana and whenua. We’re developing innovative concrete solutions that aim to be kinder to Papatūānuku while supporting the restoration of our precious marine ecosystems.

Our Mahi

Sustainable Concrete

We're exploring ways to reduce the environmental impact of concrete production, which currently contributes significantly to global carbon emissions. Our approach involves using locally sourced materials, including shells from kina (sea urchins), to create concrete mixes that perform well while treading more lightly on our planet.

Ocean Restoration

Parts of our coastline are facing challenges from kina barrens—areas where sea urchins have overgrazed kelp forests. We're working on ways our concrete production can help address this issue, potentially supporting the restoration of these important marine habitats.

Key Features and Benefits

Environmental Consideration

Our mixes aim to preserve natural landscapes by using renewable resources instead of finite minerals.

Performance-Focused

We’re working to ensure our concrete meets industry standards for strength and durability, making it suitable for a wide range of applications.

Versatility

We’re developing mixes suitable for various applications and project types, from residential buildings to commercial infrastructure.

Dual Impact

By choosing KiwiKrete, organizations contribute to both sustainable construction and marine ecosystem restoration.

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https://kiwikrete.com/

Alex Radley

Alex Radley

Chief Executive Officer
Enrique del Rey Castillo

Enrique del Rey Castillo

Chief Technical Officer (PhD)
Lucy Cossar

Lucy Cossar

Sustainable Product Lead