Extensions & Granny Flats · Sydney

House Extensions Sydney
Granny Flats & Second Storeys

Granny flat builders and house extension specialists for rear additions, second storeys, and dual occupancy, designed to blend with your home across Inner West Sydney.

Extend Your Sydney Home: Seamless, Stylish & Built to Last

Expert House Extensions & Granny Flat Builders in Inner West Sydney

Need more living space without moving? Our house extension builders deliver home extensions, granny flats, and second storey additions across Inner West Sydney, from design and CDC/DA approvals through to a seamless build that matches your existing home.

House Extensions & Granny Flats in Sydney

Expert extension solutions for Inner West Sydney properties, designed to blend seamlessly with your home

Modern granny flat design Sydney, Resco Group.

Granny Flats & Granny Apartments Sydney

Granny flat builders for compliant secondary dwellings, ideal for family, guests, or rental income on Sydney blocks within NSW size and setback rules.

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Ground floor house extension Inner West Sydney by Resco Group.

Ground Floor Extensions

Ground floor house extensions that open up living, dining, and kitchen zones, with more space without losing your backyard connection.

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Second storey house addition Inner West Sydney.

Second-Storey Additions Sydney

Second storey house extensions Sydney, adding bedrooms or a master suite while keeping your ground floor garden and street appeal.

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Kitchen and bathroom extension Sydney by Resco Group.

Kitchen & Bathroom Extensions

Upgrade your lifestyle with tailored extensions to your kitchen and bathroom. Create spacious, modern areas that enhance your daily living and add lasting value.

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Rear and side return house extension Inner West Sydney.

Rear & Side Return Extensions

Maximize your property's footprint with rear and side return extensions. Transform unused outdoor space into valuable indoor living with open-plan flow and natural light.

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Dual occupancy home build Sydney, Resco Group.

Dual Occupancy Homes

Create two separate dwellings on one block with dual occupancy homes. Ideal for multi-generational living or investment, each with its own address and full independence.

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Why Sydney Homeowners Choose Resco Group for Extensions

Local extension builders who understand Inner West blocks, council rules, and heritage streetscapes

Seamless Integration

Our extensions blend perfectly with your existing home, matching architectural style and quality

Increased Value

Well-designed extensions significantly increase your property's market value

Expert Planning

We handle all design, permits, and approvals, ensuring compliance with local regulations

Local Expertise

Deep knowledge of Inner West Sydney council rules, Complying Development requirements, and local architectural styles for fast approvals and fewer delays

Our House Extension Process in Sydney

From design consultation to handover, extending Inner West Sydney homes with care and precision

01

Design Consultation

We visit your Sydney property, assess your needs, and create an extension or granny flat design that integrates seamlessly with your existing home.

02

Planning & Approvals

Our team manages all permits, approvals, and compliance requirements with local Inner West Sydney regulations.

03

Construction

Expert builders execute the extension with precision, ensuring minimal disruption to your daily life.

04

Handover

We ensure every detail is perfect, delivering a seamless extension that feels like it was always part of your home.

Our Latest House Extensions in Sydney

See the quality and craftsmanship we bring to every extension and granny flat across Inner West Sydney

House extension project Inner West Sydney, Resco Group.

75 Bayview Street

Inner West Sydney

Ground floor extension and granny flat Sydney.

326 Catherine Street

Bexley NSW 2207

Modern family house extension Inner West Sydney.

Modern Family Extension

Inner West Sydney

Home Builders & Renovators Across Sydney

Custom home builders, renovation builders, and extension specialists serving Inner West Sydney and selected surrounding areas.

Primary location

Inner West Sydney

Our home base. Custom home builds, house renovations, and extensions in Leichhardt, Marrickville, Newtown, Balmain, Annandale, Rozelle, Glebe, Petersham, and the wider Inner West.

Secondary locations

Extended service areas

  • Bayside
  • Georges River
  • North Sydney
  • Sutherland Shire

What Sydney Homeowners Say About Their Extensions

Sydney clients share their experience with our house extensions, granny flats, and second storey additions

Kayla Bei

1 year ago

Resco Group did a wonderful job with the kitchen renovation for my house. I was very impressed with how clean they left everything. I highly recommend...

Walter

1 year ago

Billy and the team helped me create the perfect kitchen space, truly went above and beyond to bring my vision to life! I can definitely recommend Resc...

Ali Hamka

3 years ago

Amazing group of boys to work with, work is very professional without a steep price, highly recommended 👋

hass elgohary

4 years ago

Had a speedy and reliable service by Billy, who went above and beyond to hardwire and install our bathroom mirror. Started on time so we were off to a...

Kire Solakovski

4 years ago

Billy installed led down lights, new board, power points and switches. Quality work, job was done with care and in a timely manner. Nothing was too di...

Alexis Jeffery

4 years ago

Very reliable and on time. Provided great feedback and professional advice. Would highly recommend!!

Mj 985

4 years ago

These guys are easy to deal with. Resco group are very knowledgeable and professional when they were at my house for some electrical work i needed don...

5.0
(21 reviews)
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House Extension FAQs: Granny Flats & Second Storey Sydney

Extension costs, granny flat approval, timelines, and second storey builds explained for Sydney homeowners