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Granny Flats in NSW

View our range of 1, 2 and 3 Bedroom Granny Flats to suit NSW Building conditions

Granny Flat Inclusions

Granny Flats in ACT

View our extensive range of 1, 2, and 3 Bedroom Granny Flats designed to suit building regulations in the Australian Capital Territory

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About the Cubitt's Team

An Experienced & Passionate Team

Cubitt's Granny Flats and Home Extensions (formerly Ian Cubitt’s Classic Home Improvements) is a business you can depend on. For more than 27 years, we’ve been perfecting the process of delivering the perfect design and build of Granny Flats and Home Extensions for thousands of Australians.

We deliver quality service and construction that’s why we have handpicked the best and most reliable consultants, designers and tradies across every part your journey. From our showroom consultants right through to specialist carpenters and our award-winning council planning team. We offer a clear and assured approach to building your dream Granny Flat or Home Extension. You’ll have a dedicated Site Supervisor from day one of construction, guiding every step of the way and keeping you updated.

Our passion for what we do means our projects are delivered on time and within budget, with no hidden fees.

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Have Confidence with Cubitt’s Experienced Designers and Planners

Our design consultants are not only some of the best in the industry, but are also trained extensively in council planning and construction. So from your first call, you’ll be speaking to someone who knows all aspects of a building project in your council area.

Cubitt’s are the only Granny Flat and Home Extension builder with our own council planning team, with combined experiences of over 20 years. There’s very few scenarios we have not encountered! Building a Granny Flat can be done most quickly through a Complying Development application (CDC) however sometimes a DA is required, and Cubitt’s have the team who can help with that path with minimum fuss and maximum results.

Experience a pain-free approval or certification with Cubitt’s.

High-Calibre Workmanship

Cubitt’s are true builder – from our Founder Ian Cubitt, right through to our construction team of on staff builders. All our site supervisors are qualified tradesmen. We are proud that our construction team are widely recognised as the most reliable, thorough and friendly tradies in the state.

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Feel at Ease with our Award-Winning Customer Service Team

We don't believe in automated messages and chat-bots at Cubitt's. Our award-winning customer service team will handle your questions and requests with the swift professionalism you expect. We invest in our staff so that you will have a qualified, friendly and experienced professionals to answer your questions every step of the way.


Discover The Cubitt’s Advantage and receive the best value, service and craftsmanship in the market. Experience the benefits of partnering with the most trusted Granny Flat builder in NSW and the ACT, and build with confidence when you build with Cubitt’s. Contact us to find out more.

Meet Paul - One of our happy clients

Please meet Paul, one of our Cubitt's Granny Flat Owners who's build has just been completed. When we recently visited Paul to take images of his Granny Flat, he happily offered to record a testimonial. We're so happy he did.

Want to read more from some of our happy customers? View some of our recent testimonials.

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Our handpicked team of design consultants can show you how your home’s potential can be fulfilled as soon as you wish.

Get in touch with Cubitt's

No Obligation, Free In-Home Consultation

Interested in finding out how to make a positive investment from a Cubitt's Granny Flat or Home Extension? Get in touch for a no-obligation site inspection today


Or call 1300 721 150



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