Reimagine what your home could be.
Let our industry-leading knock-down rebuild specialists guide the way. Let’s Talk About Your VisionDownload our BrochureYour home: Magically transformed
Begin the transformation of your beloved space with Cobalt’s Knock-Down Rebuild service. It’s where your cherished memories meet our custom designs to create a home that reflects your evolving lifestyle and grows alongside you.
Start fresh, stay put
Opt for a knock-down rebuild and reinvent your living space without leaving the neighbourhood you love.
Cobalt Constructions offers a fresh start, building a custom home that aligns perfectly with your current needs and future aspirations.
Precision in every detail
Our team, composed of Yarra Valley’s finest artisans, approaches each project with a meticulous eye, ensuring that every element, from the foundational structures to the finishing touches, exemplifies perfection.
It’s this precision that transforms your space into a home that’s both captivating and functionally superior.
Complete freedom.
Knocking down and rebuilding on your existing property means you can design a completely custom home unbound by an existing structure. Whether you’re looking to build a modern open-plan home, or a classic Victorian-style residence, a knock-down rebuild allows you the freedom to run wild with your custom home design choices.
Our design and build process.
- Shaping your dream: We begin by deeply understanding your vision. Bring your sketches, mood boards, and ideas; we’re here to translate them into a tangible, luxurious reality.
- Crafting design plans: Once we grasp your vision, we get to work on developing design options and detailed house plans. This step involves creating a range of possibilities that match your requirements.
- Refining the details: We collaborate with trusted suppliers to help you choose the perfect colour palettes, fixtures, and finishes, focusing on the details that make your home unique.
- Securing permits: We manage the essential groundwork of obtaining permits and organising reports. This sets your project up for success, keeping it compliant with all local regulations.
- Building with precision: We bring your design to life. During construction, we conduct walkthroughs with you to refine details, ensuring every aspect of your home meets your expectations and our standards of perfection.
- Custom home care: Even after completion, our relationship doesn’t end. We offer dedicated aftercare support to ensure your home continues to meet your needs and expectations.
Why Families Choose Cobalt
Tailored, detail driven, design guidance — Every project starts with your vision, shaped with expert guidance.
Fixed Price Confidence — Know where your money is going and why, upfront.
Difficult Builds Made Easy: BAL-rated, sloping blocks, off grid and septic builds are all in a day’s work for us.
More Than 20 Years Experience We’ve been building bespoke homes in the Yarra Valley for more than two decades. When it comes to building your dream home, Cobalt are your go-to building experts.
Energy Smart & Future Ready — Sustainable, Off-Grid Ready with passive design principles, and smart tech, security and bespoke lifestyle options.
Focused Communication – We concentrate on building the best homes for our clients over trying to churn out as many houses as we can. This ensures that our focus is always where it needs to be; on your home!
Total Trust – Referral-based growth, our clients are our best advocates. We build more homes because our clients recommend us.
Meet the People Behind the Homes
A glimpse into a few of our recent builds — where warmth, sustainability, and lasting quality come together.
Frequently Asked Questions
Why choose a knockdown rebuild instead of renovating?
In many cases, a knockdown rebuild offers greater flexibility than renovating. We can design your new home from the ground up, without the limitations of the existing structure, allowing you to achieve a more functional layout, modern features and improved energy efficiency.
Can we stay in our current location with a knockdown rebuild?
Yes, one of the biggest advantages of a knockdown rebuild is that you can remain on your current block. We help you transform your property while allowing you to stay in the area you already know and enjoy.
Do you help with permits and council approvals?
Yes, we guide you through the planning process and assist with the necessary permits and approvals. Our team partners with local authorities to ensure that your knockdown rebuild project is fully compliant with council requirements and building regulations.
Can you fully customise the design of our new home?
Absolutely. With a knockdown rebuild, we design your new home without being restricted by the layout of the existing building. This gives you complete freedom to create a home that reflects your style, lifestyle and long-term needs.
What happens during the demolition stage?
Once the required approvals are in place, we organise the safe demolition of your existing home and prepare the site for construction. Our team carefully manages this stage to ensure the block is ready for building your new custom home.

