Award-winning architecture + interior design. Designed with craft, integrity, and you in mind.
Ready to Get Started?
Fill in the form below, or call us at 02 8919 4724 / email info@sdaarchitects.com.au — we’ll get back to you within 48 hours to discuss your project goals, budget, and timeline.
Every detail matters. Every angle has purpose. Every space is designed to stand the test of time.
What we do
Architectural Drawings & Design
From initial concept to construction-ready documentation for new builds, extensions, additions.
Interior & Spatial Design
Custom joinery, kitchen/bathroom layouts, lighting & fixture planning, finish & palette specification — delivered with precision.
3D Modeling, Sketching & Rendering
Visualize your future space before construction begins — including hand-infused renders to capture mood and atmosphere.
Project & Construction Management
We coordinate trusted tradespeople + consultants, manage approvals, timelines, budgets — so you get ease + quality from start to finish.
Heritage Restoration & Consultations
Specialised expertise in heritage & stonework projects — ideal for clients seeking to restore, preserve or adapt older properties with care.
Residential Extension
Ruralscape Home
Ruralscape home demonstrates a clear separation in concept and style; from conventional to intentional design. This proposed residential entertainment space captures the rural landscape through an open plan living style which connects the existing house not only to the extension but also the surrounding environment.
Public Building
Ruralscape Home 2
Ruralscape home demonstrates a clear separation in concept and style; from conventional to intentional design. This proposed residential entertainment space captures the rural landscape through an open plan living style which connects the existing house not only to the extension but also the surrounding environment.
Community Centre
Ruralscape Home 3
Ruralscape home demonstrates a clear separation in concept and style; from conventional to intentional design. This proposed residential entertainment space captures the rural landscape through an open plan living style which connects the existing house not only to the extension but also the surrounding environment.
Heritage Building
Ruralscape Home 4
Ruralscape home demonstrates a clear separation in concept and style; from conventional to intentional design. This proposed residential entertainment space captures the rural landscape through an open plan living style which connects the existing house not only to the extension but also the surrounding environment.
Academic Building
Ruralscape Home 5
Ruralscape home demonstrates a clear separation in concept and style; from conventional to intentional design. This proposed residential entertainment space captures the rural landscape through an open plan living style which connects the existing house not only to the extension but also the surrounding environment.
A Simple, Transparent Process
Discover
Discover
We assess your site, vision, lifestyle and goals.
Design
Design
Concepts, 3D modelling and full documentation.
Deliver
Deliver
Approvals, builder coordination and project support.
Ready to build something remarkable?
About SDA architects
At SDA Architects, we create spaces that feel timeless, purposeful and deeply connected to the way people live.
For over a decade, our studio has delivered award-winning residential, heritage, community and public projects across Sydney, the Central Coast and Regional NSW.
We combine architectural precision with thoughtful interior design, ensuring every detail — from light and materiality to circulation and comfort — works together in harmony.
Our philosophy is simple: listen first, design with intent, and deliver with integrity.
Whether it’s a coastal retreat, an urban renovation or a community space built to serve generations, we shape environments that elevate daily life and stand the test of time.
Contact the SDA Architects team today
Why Now Is the Right Time
The market’s evolving; budgets & regulations are tighter than ever
Our full-service and sustainable approach ensures value, compliance and long-term comfort.
Heritage homes and custom builds are increasing in demand
Don’t settle for templated solutions; work with a team that brings craftsmanship, care and individuality.
Doing things right from the start
Good design means lower maintenance costs, better energy efficiency, and enduring quality.
See what our clients have to say about partnering with us on custom architectural projects
We let our meticulously crafted work speak for itself, but also value our clients’ candid experiences collaborating with us.
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THE TEAM DELIVERED FAR BEYOND WHAT WE EXPECTED…
“We had a limited budget and a rough idea of what we wanted. Daniel and Katie came back with a design and colour scheme we could never have imagined. The entire process was seamless, and the final renovation looks incredible. SDA was worth every cent! highly recommend for any renovation or home design.”
- Deanne Johnson, Homeowner
Living Space Renovation
Newcastle, NSW
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INTRICATE, HIGH-QUALITY DESIGN WORK FOR YEARS…
“SDA Architects have been specifying our Australian sandstone for more than five years. Their team consistently produces some of the most intricate designs across commercial, high-end residential, heritage and civil projects. A highly professional studio with a strong design eye.”
- Gosford Quarries, Industry Partner
Stonework + Heritage Collaboration
NSW
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OUR DREAM HOME TURNED OUT BETTER THAN WE EVER HOPED…
“SDA did a wonderful job designing our dream home. The final result is better than we could have hoped for. They are professional, responsive and always on top of things. Highly recommend.”
- Raymond, Homeowner
New Home Design
NSW
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PROFESSIONAL, RELIABLE AND EASY TO WORK WITH…
“I’ve worked with Anthony and the SDA team on several building and land development projects. They’ve always been professional, responsive and easy to deal with.”
- Jeremy MacCue, Developer
Land Development + Building Projects
NSW
