Home Extensions – Phillip Island & Bass Coast
Seamlessly expand your living space. Jarrah Building Co specialise in home extensions that blend
with your existing home and lifestyle.
Whether you’re adding extra bedrooms, extending living areas, or creating a new alfresco space, we handle the entire process — ensuring your extension is functional, beautiful, and built to last.
Start-to-Finish Home Extension Solutions
We manage your project from concept to completion, with licensed builders and full compliance with Victorian regulations.
Our services include:
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Custom design and drafting
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Single and double-storey extensions
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Additional bedrooms, bathrooms, and living spaces
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Open-plan conversions
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Kitchen and bathroom integration
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Outdoor living and alfresco additions
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Structural engineering and permits
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Plumbing, electrical, and finishing touches
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Custom-built tiny homes for extra living space or rental income
Why Homeowners Choose Our Home Extensions
We specialise in creating extensions that look and
feel like they were always part of your home.
✔ Registered Builder (DB-U 100032)
✔ 12+ Years Carpentry & Building Experience
✔ Local knowledge of council approvals
✔ Honest communication & precision workmanship
✔ Detailed quotes with no hidden costs