Duplex Building Design in Wollongong

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Pendlebury Way

Mount Ousley

Project MASON

Project BLACK SWAN

Tecoma

Chenhalls

Colgong House

Spinks House

Parker Road Dual Occ

Edward Additions

Thirroul First Floor Addition

Nardoo House

Sturdee St Dual Occ

Burraneer House

Coledale House

Ocean St Additions

May House

Port Kembla

Elevate Your Property Potential

Looking to maximise your property’s value and functionality? At DeBu Studios, we specialise in duplex building design, delivering innovative and space-efficient solutions across Illawarra, Wollongong, Southern Sydney, the Southern Highlands and Greater NSW.


Our designs combine creativity, professionalism, and meticulous attention to detail, ensuring your project exceeds expectations.


Alongside duplex designs, we also provide home building design, home design extensions and renovations, and dual occupancy home designs.


Call us today on 0416 411 094 to turn your vision into reality.

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Crafting Elegant Efficiency

At DeBu Studios, we blend elegance and efficiency in our duplex building design services, creating homes that thrive in their environment:


  • Expert designs: Backed by years of experience, ensuring outstanding form and function.
  • Efficient use of space: Maximising every square metre for comfort and practicality.
  • Modern living standards: Designed to inspire and adapt to contemporary lifestyles.


Our duplexes reflect quality, innovation, and integrity, tailored to meet the needs of property developers and investors across Wollongong and surrounding areas.


Trust DeBu Studios to deliver duplex building designs that transform your vision into an exceptional reality.

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A Couple Of White Houses With Balconies And Garages — DeBu Studios In Russell Vale, NSW
A white house with a vaulted roof — DeBu Studios In Southern Sydney, NSW

Turn to us for tailored home designs, high-quality renovations, smart extensions, and stylish duplex builds throughout Wollongong.

A Couple Of White Houses Are Sitting Next To Each Other On A Lush Green Lawn. — DeBu Studios In Illawarra, NSW

In Illawarra, we provide comprehensive services, including drafting, bespoke designs, extensions, duplexes, renovations, and bushfire-resilient solutions.

A Living Room With a Chair and a Stack of Records — DeBu Studios In Southern Sydney, NSW

We are building specialists throughout Greater NSW, delivering custom-built homes, residential extensions, modern renovations, and duplex design solutions.

A Living Room With a Television , Chairs — DeBu Studios In Southern Sydney, NSW

Choose us for personalised home designs, home extensions, property renovations, and stylish duplex construction throughout the Southern Highlands.

A White House With a Swimming Pool in the Backyard — DeBu Studios In Southern Sydney, NSW

We provide custom home designs, extensions, renovations, and duplex designs in Southern Sydney.