Duplex Builders in Sydney
Townhouse and Duplex Builders Sydney
We build architecturally designed homes that reflect your lifestyle, values, and vision.
1
Quality Workmanship
We treat every home like it’s our own, using trusted trades, quality materials, and thorough internal quality control checks at each stage. Your home will meet all codes, match the approved plans, and be built to last.
2
Transparent Process, No Surprises
There are no hidden costs or unexpected surprises. We provide clear pricing, detailed proposals, and a step-by-step process, you’ll always know what to expect.
3
Post-Construction Guarantee
Our support doesn’t end at handover. We follow up at 3, 6, and 12 months to make sure everything is performing as it should. If it’s not, we’ll take care of it. That’s our commitment to long-term quality and peace of mind.



Duplexes Are Being Built for Modern Living In Sydney
From Practical to Luxury Living
In Sydney’s competitive property market, duplex and townhouse developments are a smart way to maximise the potential of your land. Whether you’re looking to create two luxury residences to sell, live in one and rent the other, or design a home that supports multi-generational living, Phase Projects delivers high-end builds that combine practicality with architectural appeal.
From complex narrow block builds to statement luxury inclusions, our duplex and townhouse projects are designed to stand out, inside and out.
Duplex & Townhouse Building Services We Deliver:
With Sydney land prices at a premium, homeowners and developers are turning to duplex builds for their ability to double returns from a single site. Benefits include:
A Custom Designed Townhouse Or Duplex
Working With Homeowners & Investors
We collaborate with both private homeowners and property investors to deliver the right outcome for each project. Whether the goal is a cost-effective build that maximises rental yield, or a luxury residence that commands a premium sale price, we tailor every design and construction decision to suit your objectives.
We also take care to design with privacy and comfort in mind, incorporating acoustic insulation, thoughtful floor plan layouts, and noise-buffering materials so each home feels peaceful and self-contained.
Why Sydney Duplex Builds Are on the Rise

Designed for Real Life
Duplex Living With Beautiful Finishes
We blend spatial logic with refined detailing — ensuring your home not only looks exceptional but lives effortlessly.
We Would Love To Be Your Sydney Duplex Build Partners
We’ve delivered duplex and townhouse projects that combine engineering precision with refined finishes, including:
- Arncliffe Duplexes: Custom-built with fully excavated basements, private garages, and car turntables for effortless parking in a tight urban setting. Each residence features a swimming pool, outdoor living area, and warm, textural finishes.
- Bexley Duplex Townhouses: A contemporary design with curved façade elements, resort-style pools, and private alfresco areas, striking the perfect balance between lifestyle and investment.
- Revesby Duplexes: Designed for lifestyle and rental return, with open-plan living, modern kitchens, and carefully selected finishes to create comfortable, low-maintenance homes.
We build duplexes or townhouses that maximise the potential of your land. Whether it’s creating investment opportunities, additional income or creating a multi generational family home.

Ready For A Quote & Consultation?
Begin your project with a complimentary quote and consultation that gives you clarity, confidence, and expert guidance. Whether you build with us or not, you’ll get a clear plan for your project. We will:
Your consult is with Mohamed, owner of Phase Projects, who brings over 20 years of experience delivering architecturally designed homes and renovations across Sydney’s Inner West, Eastern Suburbs and Southern Suburbs.
Get A Complimentary Quote
Receive a tailored, no-obligation quote from Mohamed within 24 hours. Prefer email? Contact us at info@phaseprojects.com.au.
What Sets Us Apart
It’s not fast-tracked. It’s not left to chance. It’s designed to remove doubt, elevate quality, and deliver an experience as considered as the home itself.
No Surprises, No Stress
Far too often, homeowners are surprised and disappointed when their finished home is missing the features they discussed with their builder. With Phase Projects, we ensure that every detail is captured and included.
Deal Directly with the Us
At Phase Projects, you deal directly with Mohamed, the business owner. You’ll have his personal mobile number, receive immediate responses to your questions, and always be kept informed about your Project.
Highly Qualified tradespeople
Mohamed and his team bring hands-on expertise to every project. This hands-on background means that every aspect of your build is overseen by someone who understands the craft and pays attention to every detail.
Experience You Can Trust
With over 20 years of experience, Phase Projects has earned a reputation for reliability and quality. Our proven process, combined with a team of skilled tradespeople, ensures that you receive a first-class custom home.
Get Answers You Need—100% Free
Navigating the world of custom homes can be overwhelming. The quickest way to get answers and clarity on your custom home journey is to contact us.
No-Obligation Session
This session will be with Mohamed, the owner of Phase Projects, who will share over 20 years of experience in building custom homes across Sydney.
Client Testimonials
What Our Clients Have To Say
Our Projects
Explore Our Latest Luxury Home Builds
Townhouse and Duplex Build FAQ’s
Got another question? Please reach out to us!
After 20 years of building homes in Sydney, we have built all sorts of homes and dealt with all planning, design and approval scenarios!




















