Turn your vision home and building design ideas into a reality with BT Constructions.

Our in-house design team can provide you with a custom design that will incorporate functional spaces and innovative solutions for your specific family requirements, to ensure you get everything you want in your home, whilst keeping within your budget requirements.


Collating talent with cutting edge house design ideas for building, we specialise in:

1. Custom Home Designs
2. Knock Down & Rebuild

3. Dual Occupancy Homes
4. Granny Flat


Custom Home Designs


Dual Occupancy Homes


Knock Down & Rebuild


Granny Flat


BT CONSTRUCTIONS with a reputation for consistent innovation at the highest level of design.

New Home Builders Near Smithfield - Our Professional Duplex Builders

Nothing beats the proud feeling of accomplishment when you build a house of your own. You can purchase a pre-built home and move in with your family. That’s one option. But it won’t give you the kind of satisfaction that comes with building a house from scratch. You have all the control of this construction, and you can pretty much make the house of your dreams. That’s something you cannot experience while living in a pre-built home. So why not hire our new home builders for your construction needs?

Be it a duplex home or a single home unit. You can always turn to BT Constructions for the job. Our duplex builders are fully licensed and ready to build a home for you and your family. Now is the best time to custom design and build a house in Smithfield, Sydney. BT Constructions has the best new home builders for such a project!

Custom Home Designs
Dual Occupancy Homes

BT Constructions - Qualified Builders In Smithfield

People have all sorts of ideas when it comes to new home construction. Some are looking for duplex builders to build dual occupancy and duplex homes on their recently purchased properties. Others want a modest home addition like building a granny flat next to their house. Then some people want to knock their old homes down and rebuild from the ground up. There are so many possibilities with residential family units in Smithfield. And our new home builders are ever-so-ready to take on your project!

So, hire BT Constructions today as we are highly qualified to work on any home construction project. We just need your approval, and our duplex builders will take care of the rest!

Our Area Of Expertise - Building Custom Homes For You

Like we said earlier, everyone has their ideas and needs when it comes to home construction. So, what kind of construction projects can we handle at BT Constructions? Do you have the same question regarding our services? Then let us paint a clear picture for you!

  • Single Storey Home
  • Double Storey Home
  • Granny Flat
  • Dual Occupancy Home/Duplex Home
  • Custom Designed House
  • Knockdown & Rebuild

As you can see, BT Constructions has a wide range of expertise that allows us to fulfil our client’s expectations to the full extent. Our duplex builders will love to sit and have a friendly chat with you. There’s nothing to suggest that we cannot match your expectations, so bring it on!

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Custom Home Designs

Everything’s Planned & Executed To Perfection

Designing a layout for a home and then executing it per the details is pretty tough. You need expert builders working on your construction project, like the ones at BT Constructions. Our new home builders can work on any custom design. That’s one of our specialities!


The first thing our builders would do is have a long discussion with you. In this discussion, we will ask you a few questions to better understand your needs and requirements, along with the budget. It won’t take us long to arrange this discussion. We can sort the details out on the phone as well.


Next comes the part where our architects construct a design or two for your new home. However, you can come to us with your unique home designs. Either way, we are fine working with your designs or showing you a few of our own.


Once we have your approval for the designs, our new home builders will start working on your project. BT Constructions gets a supply of premium-quality building materials. So, rest assured that our quality of work will be as per the Australian standards from start to finish.

  • Quotation Request
  • Acceptance Of The Quotation
  • Plan Preparation
  • Building Approval Application
  • Colour Selections
  • Contracts
  • Construction
  • Inspection & Completion

Bring us in. Our duplex home builders will be more than happy to work with you!