SustainaCrete: Concrete Reinvented with Recycled Plastic
At SustainaCrete, we transform plastic waste by combining new technology with sustainable practices, to develop concrete that’s lighter, boasts improved thermal performance, and minimises environmental impact. Together, let’s create structures that are resilient, energy-efficient, and clean up our planet.




About Us
SustainaCrete was born out of a desire to make a meaningful impact on the environment by repurposing plastic waste into sustainable concrete solutions. Founded by Adaleen Griffith and her family, we combine over 130 years of concrete experience with cutting-edge sustainability practices. With our flagship product, SustainaCrete, we’re turning the construction industry greener, one project at a time.
Our vision started in the 1990s, inspired by the possibilities of integrating plastic waste into concrete. Decades later, with advancements in technology and global demand for eco-friendly solutions, our dream is now a reality. SustainaCrete offers a new category of high-performance concrete that is easy to use, certified, and cost-effective.
Innovative Concrete Solutions for a Sustainable Future
At SustainaCrete, we offer a growing portfolio of concrete products made from recycled plastic. Our products are designed to meet the needs of modern construction while reducing environmental impact.

SustainaBrick
Our flagship brick product with enhanced thermal performance.
Why Choose Us
SustainaCrete is more than just a sustainable building product; it’s a revolution in construction. Here’s why you should choose us:
Superior Performance
Lighter weight with improved thermal performance and flexural strength.
Easy to Use
Designed for seamless integration into any construction project.
Cost-Effective
Competitive pricing with better environmental outcomes.
Innovative
First in a new segment of recycled plastic concrete products.
Eco-friendly
Utilises plastic waste, reducing the need for quarried raw materials.
Certified & Reliable
Meets sustainability certifications for credible green building projects.
Ready to Build a Greener Future?
Join us in transforming the construction industry with sustainable, high-performance concrete solutions. Let’s reduce plastic waste and create better buildings together.