Agathē delivers healthy, high-performance homes in Avalon Beach, combining building science, low-tox craftsmanship, and Northern Beaches expertise to create homes that support your family's wellbeing in one of Sydney's most beloved coastal communities.
Discover what it means to live in a home that actively works for your health — thoughtful material choices, ventilation design, and considered finishes where indoor air quality, thermal comfort, and low-tox living come together seamlessly with beautiful, functional design.
Nestled between the golden sands of Avalon Beach and the lush bushland of Ku-ring-gai Chase National Park, Avalon Beach is one of the Northern Beaches' most cherished and characterful suburbs. Many of the homes here carry distinctive mid-century bones — and while that character is worth preserving, it often comes with real health performance challenges. Homes built close to bushland face elevated humidity, spore loads, and moisture ingress that can quietly compromise indoor air quality over time. Combined with the salt air and coastal conditions that affect all Northern Beaches properties, Avalon homes benefit enormously from a whole-home Healthy Homes approach — one that protects what makes these homes special while fundamentally improving how they perform for the families living inside them.
Partial to full-scale renovations that transform your existing spaces into healthy, beautiful family living environments.
Custom extensions that integrate seamlessly with your home's design, enhancing space, comfort and value.
Start the right way with our PAC-certified process — aligning design, budget and timeline before you build.
Scandinavian-inspired homes and cabins built to a healthy, high-performance standard.
Builder-led delivery of custom homes and certified Passive House builds, managed end to end.
From design to delivery, we manage every detail for a smooth, on-time, on-budget build.
Whether you are at the early thinking stage or ready to move, we are happy to have an honest conversation. No obligation. We will tell you if we are not the right fit.