house extensions
extension builder melbourne


If you find you either can’t or don’t want to build your dream home from the ground up and prefer to remain in your present location, the answer is extensions or renovations for home improvement. The decision to add or alter parts of your home are perfect ways to provide more living space for your family.

Melbourne’s Extension Factory is a fully licensed home improvement renovating company with a reputation for quality and service employing highly trained and experienced builders and staff. They can provide you with a guest room or a family room, an extension to your kitchen or whatever your home improvement needs might be.

If you have rooms that are only used rarely, Extension Factory experts can transform them into areas of more practical use and open up the space to suit your home improvement needs if you live in Melbourne.

Throughout the greater Melbourne suburbs, the extension Factory has built a highly respected reputation as a quality home improvement renovator and house extension company operating since 1979 delivering high quality renovations on time and on budget


As Australia’s largest home improvement company, built upon a model of practical and creative design, you can expect the highest quality of customer service, product and speed of build from the Extension Factory in Melbourne. We design and build all types of home improvements, extensions and additions.

Whether your home is contemporary or federation, on the ground floor of an apartment block, or a two-storey mansion, our seamless home improvement work is managed by qualified and skilled building project managers.

This service is backed by an extended 10-year structural guarantee. You can discuss your dream home improvement extension or renovation with our talented design consultants at your Melbourne home or we can have a chat in our office.

We’ll talk about what you need and incorporate your home improvement plans in our design, and discuss a cost estimate according to your needs. Your Project Manager will meet you onsite to arrange the start of your home improvements

Exclusive 12 Months No Interest and No Repayments (conditions apply) – FREE No Obligation Design and Quote on Home Improvements –  Kitchen Renovation at Budget Prices – Premium Personal Service – Built On Time and On Budget

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Single storey ground floor additions

If you love your home but have outgrown it, a house extension is a great alternative to moving. Save time and money looking for a new home and resettling, plus save on moving costs and stamp duty.

Planning a ground floor extension? Is there enough available land, does your house layout need to be reconfigured, and what look, style and feel do you want to achieve?

Make sure you choose the right extension company. Someone who listens to your ideas, delivers what you want and honours your vision. Extension Factory have completed over 8,000 builds since 1979 and many of our team have worked here for more than 20 years, book a consultation to meet our talented team.


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Clients of the Extension Factory in the greater Melbourne metro area all benefit from our experience, professionalism and competitive pricing as a result of our buying power.

If your home improvement project is in the areas of Metro Melbourne or the Mornington Peninsula you can call us now to discuss your home improvement needs.

Whether you are looking to renovate, extend or improve your home, or if you want to create more value from your investment property, the Melbourne Extension Factory is the company to call for all your home improvements needs.

Call us now for a free no obligation consultation. Your dream Melbourne home improvements can be yours sooner than you might think.


We have completed thousands of home transformations throughout Melbourne.
You’ve probably seen our work in these areas and many more.

Glen Waverley
Mt Waverley
Wheelers Hill
Box Hill
Surrey Hills
Narre Warren