• Modern house with black exterior walls on a hillside overlooking the ocean, with a cloudy sky above, and interior lights visible through the windows.

  • Modern multi-story house with large windows, wooden siding, and a staircase outside, set against a partly cloudy sky.

  • Modern living room with beige sectional sofa, two rattan armchairs, a round coffee table with books, and large window showing greenery outside.

  • Modern building with stairs and white fence, reflected in a swimming pool, during sunset.

  • Modern kitchen with wooden ceiling beams, white cabinetry, a large window view of the ocean, and a wooden island with bananas in a bowl.

Exceptional spaces for a sustainable future

SDC specialise in building award-winning homes that blend luxury, sustainability, and precision. From high-end custom builds to everyday family homes, we deliver exceptional results with environmentally conscious values at the core of everything we do.

Featured Projects

Craftsmanship

Led by master builder Sean Coddington, the SDC team brings outstanding craftsmanship to every project. Our iconic homes, constructed with innovative techniques, seamlessly blend with the surrounding landscape.

With over 30 years of experience and numerous major awards, we create homes that are both functional and inspiring.

A modern staircase with dark wooden steps, a curved white railing, and a white textured wall, with a potted plant against the wall and soft lighting.

The Rapid Build Process

From Bush Block to a New Home in just 20 Weeks!

Rapid Build is a precision, modular construction and architectural design process that SDC has developed over the past decade.

“SDC create living spaces of exceptional quality. We craft environments where families thrive, balancing style, comfort, and sustainability. With  expert execution”

Select Residential 

Iconic, Mosman

Iconic, Mosman

Horizon - Whale beach

Horizon - Whale beach

Whale Beach House

Whale Beach House

Light House - Paddington

Light House - Paddington

North Point - Palm Beach

North Point - Palm Beach

Shelly Beach House, Manly

Shelly Beach House, Manly

Harbourside, Neutral Bay

Harbourside, Neutral Bay

Vistas - Whale Beach

Vistas - Whale Beach

Select Hospitality 

Love.Fish Restaurant

Love.Fish Restaurant

Ester Restaurant

Ester Restaurant

Anason Restaurant

Anason Restaurant

Billy Kwong Restaurant

Billy Kwong Restaurant

Bathroom

Built with precision and designed for peace. It’s not about showy features, but about proportion and warmth. Our bathrooms are quiet spaces of calm and considered detail.

Modern bathroom with white flooring and red walls, featuring a bidet and toilet on the left, a double sink with bottles on the right, and a bathtub with indoor plants at the back.
Modern bathroom with a large glass window overlooking trees and water, featuring dark gray stone floors and benches with white towels, rain showerhead, and glass door with metal handle.
Modern bathroom with double marble vanity, large mirror, freestanding bathtub, and sliding glass door leading to outdoor garden.
Modern white bathroom with a rectangular soaking tub, a black faucet, a white dresser with a mirror above, and a potted white orchid plant.
A modern bathroom with marble walls and floor, wooden ceiling with exposed beams, a rectangular window, and minimal fixtures including a small sink, faucet, and towel rack.
Modern bathroom with white walls and fixtures, including a bathtub, floating sink, and toilet. Large mirror and a green plant in the foreground.

Location