GroundCo Civil Supply Specialists
Building Better Infrastructure for a Sustainable Future
GroundCo is a proudly New Zealand–owned and operated company specialising in the supply of innovative civil construction products. Founded by a team of friends with over 30 years of hands-on experience in both construction and supply, GroundCo was created to fill a gap in the market for smart, durable, and sustainable infrastructure solutions.
With deep roots in the civil construction and building industries, our founders have spent decades working on the ground—literally—understanding the challenges contractors, engineers, and developers face on-site. That real-world insight drives our mission: to provide New Zealand’s infrastructure professionals with products that improve efficiency, enhance safety, and contribute to long-lasting, environmentally responsible outcomes.
Based in Tauranga, GroundCo takes pride in offering a personal approach to procurement. We believe that relationships matter, and we maintain open, direct lines of communication with our clients, suppliers, and partners to ensure every project receives the attention it deserves. Whether you’re working on stormwater management, road stabilization, or large-scale land development, GroundCo is your trusted partner for dependable civil construction materials.
Our Product Range
GroundCo represents some of the world’s most innovative and respected civil engineering brands, supplying products that are engineered for performance and sustainability.
1. StormCell Systems
A smart, engineered solution for stormwater detention and void filling, the StormCell system is designed to deliver maximum strength, minimal weight, and easy on-site assembly. With a safe working load of up to 50 tons per sqm, StormCell modules provide flexible configurations suitable for both light and heavy traffic areas.
2. GRAF EcoBloc
The EcoBloc modular system from GRAF offers high-capacity stormwater infiltration and retention. Its stackable design allows for efficient storage, rapid installation, and minimal transportation costs—making it ideal for deep installations and sustainable drainage systems.
3. GRAF Platin Rainwater Tanks
The GRAF Platin underground rainwater tank is a low-profile, space-saving solution for sustainable water storage. Engineered in Germany and trusted worldwide, the Platin system combines robust design with long-term performance for residential, commercial, and agricultural applications.
4. Geotextiles
GroundCo’s range of high-strength, UV-stabilised geotextiles provides exceptional separation, filtration, and reinforcement for civil and environmental engineering projects. Manufactured from high-tenacity polypropylene fibres, our geotextiles offer durability, permeability, and resistance to site damage—ensuring stability and performance across a wide variety of soil conditions.
Why Choose GroundCo?
✅ Experience You Can Trust – With over three decades in civil construction and procurement, our team brings practical expertise to every product and project.
✅ Proven Quality – We source from global leaders like GRAF, ensuring all solutions meet or exceed international standards.
✅ Sustainability Focused – GroundCo promotes environmentally responsible construction practices through products designed to conserve water, reduce waste, and protect natural resources.
✅ Reliable Support – From product advice to on-site assistance, we provide personalised service and technical guidance to help your project succeed.
✅ New Zealand Based – Proudly local, we understand the unique demands of our country’s terrain, weather conditions, and regulatory standards.
Our Commitment
At GroundCo, innovation and sustainability are at the core of what we do. We continually seek out and introduce new technologies that enhance the performance and longevity of civil infrastructure while minimising environmental impact. By focusing on long-term results rather than short-term fixes, we aim to contribute to a stronger, more resilient New Zealand infrastructure network.
Our partnership approach means we work alongside engineers, contractors, councils, and developers to identify the best-fit solutions for each project—balancing cost, performance, and sustainability. Whether you’re managing a large-scale urban drainage system or a regional infrastructure upgrade, GroundCo provides the technical resources, quality products, and dependable service you can rely on.
