Blackburn Project

House Extensions In Blackburn

Blackburn is a beautiful gentrified area, with many families renovating 50s weatherboard houses and taking pride in how their home looks. The people are friendly, and the streets are quiet, offering tranquillity and stability for a place you can truly call home. This is what makes house extensions in Blackburn such a popular choice.

Why Choose Extensions Unlimited For House Extensions In Blackburn?

Since 1994, we’ve been giving a better experience of home extensions to residents of Blackburn and other areas of Melbourne. We take your dreams and work them out on paper, with a talented group of extension builders who can design and construct home extensions to transform your present dwelling into your optimal living space.

Services We Offer

We join forces with you to create the ultimate team – you with the vision, us with the know-how – to get your ground floor extensions or even second storey extensions well under way. We can help you stay in Blackburn – a perfect spot to raise a family and live a comfortable life while still getting the house of your dreams.


During the planning stage, we make design choices to adjust your current home to your living preferences so your home in Blackburn will suit your lifestyle down to the ground.

Working Drawings

We find qualified specialists to work on the design of your home extensions to create working drawings that the builder can use to build your ground floor extensions or second storey extensions.

Permits And Engineering

We make sure we have all the necessary permits from your council, working directly with them so you don’t have to worry about a thing.


We only use HIC6 Master Builder Home Improvement contracts. We offer single fixed price arrangements and cover you with all the relevant insurance, just in case.


We offer a 2-stage contract process to cover you if it turns out preliminary site investigations aren’t in favour of home extensions.


We ensure the safety of you and your family by asking all our tradespeople to complete an OH&S course. Independent surveyors issue reports on the progress of the construction. Your project manager is always available to answer questions about home extensions.

Book A Consult For House Extensions In Blackburn Today

Extensions Unlimited has been designing and constructing high-calibre and budget-friendly house extensions in Blackburn since 1994. We have the necessary expertise to guide you through the process of ground floor extensions or second storey extensions. Call us today to get a free quote.


Get All Your Questions Answered When You Contact Extensions Unlimited for a No Obligation Free Consultation.


We would like to express our gratitude to you & your team for your recently completed Project of a second storey addition to our existing weatherboard home. From our first meeting with the Designer, we were confident in his enthusiasm for the business & his passion to design an extension...

Steve & Sophie – Ringwood Nth

It was a great experience and was handled with great care. It could have been a stressful time with a toddler, newborn, two dogs & a home extension. But it was really good & we really love our new space and home.

Ryan & Lisa – Viewbank

We purchased in an area we loved & that was a major factor in making the decision to extend...we loved the idea of being able to create something that suited our needs.

Alex & Sam – Knoxfield

Right from the first phone call we found the whole team at Extensions Unlimited to be very attentive and professional. The Design Consultant listened to our requests, and came up with a design that suited our needs and existing construction. Once the work commenced, we had fairly tight deadlines due...

Brenda – Glen Waverley

Our initial contact with the company was great. The Design Consultant met us for our first appointment and listened to our ideas and came up with a design which was exactly what we were looking for. The process was very easy and construction started after only a few months of...

Michael & Natalie – Nunawading

Very happy with our upstairs extension. The company stood out from the very beginning in terms of customer service as well as promptness and clarity of communication.Our project was finished on time and within budget. Have to especially acknowledge our Project Manager and our Designer. Our Designer was very patient...

Harish – Essendon

We opted for Extensions Unlimited purely based on our experience with our Designer. We were impressed by his professionalism & conscientiousness in finding the best design for our needs. Moreover, we felt he was someone we could trust. In fact, all Extensions Unlimited staff members were professional & friendly, so...

Stephen & Kim – Glen Waverley

Excellent Project Management! Communication was always clear, precise, timely & trustworthy. The whole extension / renovation process was well handled and we enjoyed the journey.

Huei & Chin-Wei – Mount Waverley


To start the exciting journey towards your extension dreams, or for just a general enquiry, please contact us using this form.