4.8
300+
Homes Built or Renovated
HIA
Industry Member
6-year
Structural Warranty
+25 years
Experience
Custom Homes, Renovations and Extensions in Melbourne
Our website is currently being updated. We are currently refining our new website while continuing to deliver custom homes, renovations, and extensions across Melbourne.
For project enquiries or consultations, please send us your enquiry or contact our team directly.
From custom homes and knockdown rebuilds to complex renovations and extensions, we deliver residential building solutions tailored to modern Melbourne living.
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Complex structural renovations and extensions
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Builder takeover and defect rectification projects
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Practical building guidance and technically informed planning
Engineering-informed planning that supports smarter building decisions.
Expertise in Complex Residential Construction
From initial site measurements to final handover, we guide each decision with practical building knowledge and technical experience. By assessing your space, goals and budget, we help you make informed decisions before construction begins.
Solution Oriented Planning
With a practical and detail-focused approach, we build and renovate homes with clear communication, high-quality workmanship and long-lasting results.
Why choose DEMK Constructions
We take the time to understand how you want to live, your priorities, and your budget, then help guide the building decisions that bring it to life.
Planning every project with practical building knowledge and long-term thinking.
Free Consultation and Building Guidance
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Registered and fully insured Melbourne builders.
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Responsive updates and client communication.
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Building in line with Australian building standards.
Helping homeowners make informed decisions before construction begins.
Registered and Fully Insured for Your Protection
From planning guidance and design documentation to permits and construction, DEMK Constructions helps homeowners move through the renovation or custom build process with clarity and confidence.
Turnkey Project Support
What We Build
Custom Home Building
Build new without leaving the area you love
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Custom Home Building
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Knockdown Rebuilds
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Multi-Unit Developments
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Sloping Blocks and Basements
Home Extensions
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Second Storey Extensions
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Ground Floor Extensions
Heritage Homes
We help adapt heritage properties for modern living without compromising their original identity.
Home Renovations
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Bathroom Renovations
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Kitchen Renovations
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Full Home Renovations
Let's Discuss your Project
Tell us about your project and our team will contact you to arrange a consultation and site assessment.