Quality Home Extensions Barnet Building
Barnet Building Quality Home Extensions


For over two decades, Perth property owners have been turning to the team at Barnet Building to create stunning, functional, innovative and value-adding extensions to their homes. Barnet Building has the experience, attention to detail and dedication to quality workmanship, to meet all your renovation needs.

Whether your intension is to transform your poky place into a spacious family home, make your home more energy efficient and/or live-able, or increase the value of your property, the Barnet Building team is well equipped to guide you through the process. The Builder, Paul Sumner, will manage your project personally and will work with you through the process of turning your house into your dream home.


Get your project off to the best start by discussing your needs in detail with a personalised consultation. We pride ourselves on our personal, client focused approach and this begins with a no-obligation consultation where you can expect the following:

  • Discuss exactly what you need.
  • Explore your budget and advise what you can expect from your money.
  • Get an idea of your timeline expectations and availability.
  • Discuss any ideas you have and how they fit with your budget.
  • Formulate a plan to move forward.

    Working only with our hand-picked team of experienced experts, we take pride in our work and thrive on creating results that deliver above and beyond your expectations.


    Our mission is to establish a lasting, rewarding relationship with you and exceed your expectations.


    Business owner, Paul Sumner, is personally involved in every project and oversees a close team to guarantee your project is delivered on time, to budget and well above quality standards.