Home Extensions & Additions on the Gold Coast

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Extend Your Home Today


Extensions are another great way to add value and additional space to a home. From converting garages into man caves, building extra bedrooms and adding additional stories, Coast Construct Co has the equipment and expertise to handle both small and large-scale home extensions on the Gold Coast.


Our team of builders will work with you to understand your vision before collaborating with an architect and engineer to bring it all to life. We’ll handle all the relevant certifications and approvals to make the entire process as easy as possible for you. To talk to our team about
renovations, extensions or new builds, contact us on 0401 774 088.

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Ground-Floor Extensions

Expand your living space with a seamless ground-floor extension. Perfect for larger kitchens, open-plan living, or adding extra rooms while keeping everything on one level.

Second-Storey Additions

Create more room without sacrificing your backyard. A second-storey addition is ideal for growing families needing extra bedrooms, bathrooms, or a private parents’ retreat.

Outdoor Living Extensions

Enhance your lifestyle with an alfresco extension. Add a covered patio, outdoor kitchen, or dining area designed for year-round entertaining and relaxed indoor–outdoor living.

Garage & Carport Conversions

Transform unused garage space into a functional room. Ideal for home offices, studios, guest rooms, or extra storage, adding value without altering your home’s footprint.

Different Types Of Home Extensions

The Benefits of Home Extensions


As your family grows so does the need for additional space. Whether a single room with bunk beds is no longer cutting it or the garage is overflowing with gear, home extensions can often provide the solution without having to move or build a new home. Choosing Coast Construct Co to extend your home means:


  • Increased Living Space
  • Improved Comfort & Functionality
  • Addition of New Rooms or Features
  • Increased Property Value
  • Improve Resale Value
  • Customisation
  • Increased Storage 
  • Integration of Modern Technology


From the initial phone call to the final hand over, you’ll enjoy peace of mind knowing your home is in good hands. As well as extensions, we also build
granny flats, decks and luxury homes.

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Our Gold Coast Home Extension Process

  • Initial Consultation

    We start with a detailed consultation to understand your ideas, lifestyle needs, and budget, helping you explore extension options that suit your home and future plans.

  • Site Inspection & Measurements

    Our team visits your property to assess the space, take measurements, and identify structural or design considerations to ensure your extension is practical, safe, and achievable.

  • Design & Planning

    We create tailored designs and floor plans, refining every detail with you. This stage includes approvals, engineering, and ensuring your extension meets all building requirements.

  • Construction Phase

    Once approved, our builders begin construction with clear communication and minimal disruption. We manage trades, timelines, and quality to ensure a smooth and efficient build.

  • Final Handover

    Your new extension is professionally finished, cleaned, and inspected. We walk you through every feature, ensuring you’re completely satisfied before officially handing everything over.

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