Extensions & Renovations
Melbourne home extensions and renovations are designed for how you want to live.
From multi-storey additions to complete internal transformations - we manage the complex builds that require architect collaboration, structural engineering, and exceptional craftsmanship.
✓ Multi-storey additions and open-plan transformations
✓ Comprehensive whole-home renovations with structural modifications
✓ Director-led coordination from design through to final handover
Our Approach
PROBLEM/SOLUTION INTRO
Extensions and renovations that actually transform your home
Most builders treat extensions as add-ons - a few extra rooms tacked onto the existing structure without considering flow, design cohesion, or how the spaces will actually work together.
We approach extensions and renovations as opportunities to fundamentally improve how you live in your home.
Architect collaboration from day one
Your extension should feel like it's always been part of the house. We work closely with architects to ensure design integration, structural integrity, and spaces that genuinely enhance your lifestyle.
Comprehensive project management
From initial council approvals and engineering solutions through to colour selection and final styling, you have a single point of accountability managing every phase.
Built for complexity
Multi-storey additions, heritage overlays, challenging sites, significant structural changes - these are the projects we're set up to handle.
What We Deliver
Our Extension & Renovation Services
Multi-Storey Additions
Second-storey extensions that add bedrooms, en-suites, studies, or retreat spaces while maximising your existing land footprint. We manage structural engineering, council approvals, and integration with existing rooflines and character.
Whole-Home Renovations
Complete internal transformations that might include layout reconfiguration, new kitchens and bathrooms, updated services, and contemporary finishes throughout - while respecting the home's existing character.
Open-Plan Transformations
Removing walls, reconfiguring layouts, and creating flowing spaces between kitchen, living, and outdoor areas. These projects require structural engineering, beam design, and careful planning to maintain the home's integrity.
Heritage & Period Home Extensions
Extending character homes within heritage overlays requires understanding both preservation and modernisation. We navigate council requirements while delivering extensions that respect the original architecture.
How We Work
From consultation to handover
The Difference
Between a good extension and a great one
A good extension adds square metres.
A great extension transforms how you live - improving flow, enhancing natural light, creating spaces that genuinely suit your lifestyle, and feeling like it's always been part of the home.
This is why we limit the number of projects we take on - transformational extensions demand focus, not volume.
The difference comes down to
Design integration from the outset
Understanding structural implications before construction begins
Coordination between the architect, engineer, and builder throughout the process
Attention to detail in how new spaces connect with existing rooms
Quality of finish that matches or exceeds the original home
Is This Right For You?
WHO THIS SERVICE IS FOR
RAW Building Group's extension and renovation service works best for Melbourne homeowners who
Have outgrown their home but love their location
Are planning multi-storey additions or significant structural changes
Want their extension to feel like part of the original home
Are working with architects or need design partner recommendations
Understand that quality takes time and careful coordination
Need a builder who can navigate heritage overlays and complex approvals
Clear Timelines, Transparent Process
8–16 months, no surprises.
Extension and renovation projects typically span 8-16 months depending on scope and complexity. During your consultation, we'll provide realistic timeframes for
Phase 01
Design and documentation
Phase 02
Permit
approvals
Phase 03
Construction
phases
Phase 04
Final finishes and handover
No surprises. No vague "it'll be done when it's done" timelines.
Your Questions, Answered
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Extension costs vary significantly based on scale, finishes, and complexity. Most of our projects range from $350K-$1.2M+. We provide detailed quotes after the design phase.
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We work with both - if you have existing plans, we'll review them for buildability. If you need design support, we can recommend trusted architects who understand complex residential projects.
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Yes - we regularly work within heritage overlays and understand council requirements for character homes. These projects require sensitivity to original architecture while delivering contemporary functionality.
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Many clients remain in their homes during extensions. We discuss staging, access, and minimising disruption during the planning phase.
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We conduct thorough assessments before construction begins to identify potential issues. If unexpected challenges arise, we communicate immediately and provide solution options.
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Yes - we manage both planning permits (if required) and building permits, coordinating with surveyors, engineers, and consultants as needed.