View a selection of our home extension projects:

Duncan Thompson Extensions staff are professional, knowledgeable and courteous. When something goes wrong they are willing and able to fix it. They listened to our questions and answered them, and they cleaned up after themselves.

Rhonda Lasky

House Extension Enquiries

Extension details

Getting started

Tim Millar Senior Design Consultant

Planning your home extension doesn't have to be daunting. Let us take some of the stress away. We offer a free, no obligation design consultation.

A senior member of our design team will be happy to talk to you and arrange a design consultation. We'll listen to your needs and discuss the best options for your family's lifestyle and budget.

Phone us on (03) 9836 8655 today to arrange your obligation-free Design Consultation across Melbourne's inner Eastern and bayside suburbs including Camberwell, Glen Iris, Brighton East, Surrey Hills, Balwyn, Hawthorn East, Brighton, Kew, Balwyn North, Caufield North and others!