Resident enjoying tranquil ocean-view patio through expansive sliding glass doors, showcasing the seamless indoor-outdoor connection achieved in granny flats in Northbridge extensions

GRANNY FLATS

NORTHBRIDGE

Agathē builds quality granny flats in Northbridge, bringing expert craftsmanship and Lower North Shore knowledge to create spaces that add value and work for your lifestyle.

GRANNY FLATS IN NORTHBRIDGE

See how we turn backyard spaces into beautiful, self contained homes. Our granny flat gallery shows careful building, modern design, and how we blend new structures with your existing property, creating practical solutions for family living, guests, or rental income with quality finishes and clean design.

Sophisticated dining room with oval table and panoramic glass doors opening to coastal balcony, reflecting the elegant design approach of granny flats in Northbridge renovations
Sleek modern residence with black metal cladding and generous windows nestled within lush garden setting, exemplifying the architectural quality of granny flats in Northbridge
Homeowner taking in breathtaking ocean panorama from modern interior with expansive windows, illustrating the lifestyle transformation delivered by granny flats in Northbridge developments
Contemporary black home with private balcony where couple connects in conversation among leafy surroundings, demonstrating the social spaces designed for granny flats in Northbridge projects
Architecturally refined structure featuring metal-framed balcony and extensive glazing surrounded by native trees, representing the innovative design of granny flats in Northbridge
Contemporary black building with private outdoor patio and floor-to-ceiling windows in natural bushland, demonstrating the premium craftsmanship of granny flats in Northbridge builds

WONDERING WHERE TO START?

A peaceful suburb on Sydney's Lower North Shore, Northbridge sits on a peninsula surrounded by Middle Harbour with stunning water views, beaches, and bushland. This leafy, family friendly area features quiet streets and expansive parkland. Many properties in this desirable suburb have backyards ready for granny flat development. Whether you need a compact studio, a spacious two bedroom home, or a dedicated office space, we design and build granny flats that suit the area while creating independent living that adds comfort, function, and property value.

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DISCOVER OUR SERVICES

Open sliding glass door to dining area with wooden table and chairs, potted plants outside, white siding, and small porch with wooden steps.

HOME RENOVATIONS

From partial to full-scale renovations, our services are designed to transform your existing spaces into stunning, family living environments.

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Front view of a house with a blue front door and a small porch, surrounded by colorful flowering bushes and a well-maintained lawn.

CUSTOM EXTENSIONS

Expand your Northern Beaches Home with our bespoke extension solutions that seamlessly integrate with your home’s current design, enhancing both space and value.

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Man standing in front of a painted van, wearing a hoodie with the word 'AGOTHÉ' on the back, lifting both arms. The van displays a large whale logo and partially visible text.

PRE CONSTRUCTION

Start your build the right way with our PAC-certified pre-construction process – a collaborative approach that aligns your design, budget, and timeline.

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A man in a black jacket with the logo 'AGATHÉ BUILDERS' on the back walks towards a modern house with wood and stone exterior walls and large windows.

ALTERATIONS & ADDITIONS

Refresh your existing space with thoughtful alterations and additions that enhance flow, functionality, and the way your home supports your lifestyle.

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View through a window showing plants and bushes with pink and green foliage in a garden.

HEALTHY HOMES

Prioritise wellness and sustainability with our Healthy Homes approach – designed to improve air quality, light, and overall comfort in every corner.

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Interior of a modern living room and kitchen area at night with people preparing food and setting the table, large glass windows showing the dark night sky, and contemporary furniture and artwork.

ARCHITECTURAL CONSTRUCTION

Bring your architect’s vision to life with precision. Our expert team delivers complex builds with clarity, care, and exceptional craftsmanship.

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Two men in matching black t-shirts and shorts are standing in a bright, white kitchen, smiling and having a conversation.

PROJECT MANAGEMENT

From design to delivery, we manage every detail of your build to ensure a smooth, on-time, and on-budget build that reflects your vision.

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Modern house with large glass windows and black metal siding, overlooking a garden with rocks and trees, under an overcast sky.

GRANNY FLATS

Create flexible, modern living spaces with our custom-designed granny flats – ideal for multigenerational living, guests, or extra income.

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A man kneeling on the ground installing a verticale support beam between a brick and stone wall, with a power drill in his hand and construction tools around him.

CHALLENGING SITES

No site too steep or complex – we specialise in building on challenging terrain with smart solutions that maximise space, access, and design potential.

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