Custom home extension in Roseville by AGATHĒ Builders
Custom Extensions

Roseville

AGATHĒ creates beautiful extensions in Roseville that bring together quality craftsmanship and North Shore experience for elegant and enduring results.

Custom Extensions in Roseville

From a new living room or master suite to a second storey, alfresco, or garage conversion, we design and build additions that blend seamlessly with your existing home — adding space, light, and value while reflecting the way you live.

We Know Roseville

With heritage streets and leafy outlooks, Roseville offers family friendly living and village convenience. Many homes including Federation cottages, interwar bungalows, and modern family residences are ready for thoughtful enhancement. From rear family additions to full home transformations or refined kitchen and bathroom extensions, we design and build custom extensions that respect character while building comfort, style, and long term value.

How We Build in Roseville

Home Renovations

Partial to full-scale renovations that transform your existing spaces into healthy, beautiful family living environments.

Custom Extensions

Custom extensions that integrate seamlessly with your home's design, enhancing space, comfort and value.

Pre-Construction

Start the right way with our PAC-certified process — aligning design, budget and timeline before you build.

Scandi Homes

Scandinavian-inspired homes and cabins built to a healthy, high-performance standard.

Construction

Builder-led delivery of custom homes and certified Passive House builds, managed end to end.

Project Management

From design to delivery, we manage every detail for a smooth, on-time, on-budget build.

Let's Talk About
Your Project

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.

Area North Shore · Northern Beaches · Hills District · Central Coast · Newcastle

Building Science,
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Practical guidance on ventilation, materials, mould prevention and homes that look after the people living in them — written by the team who build them. Unsubscribe anytime.