Beachside living with ocean-facing balcony and modern interiors for granny flats in Dee Why

GRANNY FLATS

DEE WHY

AGATHĒ builds quality granny flats in Dee Why, bringing expert craftsmanship and Northern Beaches knowledge to create spaces that add value and work for your lifestyle.

GRANNY FLATS IN DEE WHY

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.

Bright dining area with ocean-view balcony and designer lighting for granny flats in Dee Why
Sleek black granny flat in Dee Why featuring large windows and lush landscaped gardens
Spacious kitchen with panoramic coastal views through glass doors for granny flats in Dee Why
Black contemporary granny flat in Dee Why with terrace seating and established tree-lined surrounds
Elevated granny flat in Dee Why with steel-framed patio and scenic hillside outlook
Modern metal-detailed granny flat in Dee Why with outdoor living space and natural backdrop

WONDERING WHERE TO START?

Located in the heart of the Northern Beaches, Dee Why offers vibrant beachside living with easy access to the beach, lagoon, town centre, and excellent transport links. Many homes, from original beach houses to modern family residences, 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's coastal lifestyle while creating independent living that adds comfort, function, and property value.

DISCOVER OUR SERVICES

HOME RENOVATIONS

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

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.

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.

ALTERATIONS & ADDITIONS

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

HEALTHY HOMES

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

ARCHITECTURAL CONSTRUCTION

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

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.

GRANNY FLATS

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

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.