Welcome to 4site Design & Build
Over the years, their journey through the building industry led them to work with some incredible people who shared the same values, pride in craftsmanship, quality communication, and a commitment to continually striving for innovative building practices. These relationships, and those values, are what 4site was built on.
Understanding your needs, wants, and lifestyle is at the heart of what we do because building or renovating your home shouldn’t just be a project; it should be a creative and enjoyable journey. We prioritise clear communication from the very first consultation — discussing ideas, budget, and vision — right through to the construction phase, where you’ll be kept up to date every step of the way. And finally, at handover, we make sure the project we’ve brought to life together truly feels like your dream home.
We’re also deeply aware of our responsibility to the land we build on. At 4site, that means creating homes that are not only built to last, but also designed to be more efficient, both economically and environmentally. From considered design to sustainable building practices, we’re committed to building smarter, with less waste and greater care for the future.
Whether it’s a renovation, an extension, or a new build, we approach every project with the same goal — to create a home that feels right, works well, and stands the test of time.
Have the foresight to choose 4site, and let’s create a space you’ll truly call home.
Sean O’Neill
Dylan O’Neill
Welcome to 4site Design & Build
4site Design and Build is a family-run company founded by brothers Dylan and Sean O’Neill two qualified carpenters who elevated themselves to become builders. One was drawn to the creative side of designing beautiful homes, while the other thrived on solving the challenges that come with bringing those unique designs to life. What brought them together was a shared passion for building premium, well-designed homes.
Over the years, their journey through the building industry led them to work with some incredible people who shared the same values pride in craftsmanship, quality communication, and a commitment to continually striving for innovative building practices. These relationships, and those values, are what 4site was built on.
Built with passion. Designed for you.
Understanding your needs, wants, and lifestyle is at the heart of what we do — because building or renovating your home shouldn’t just be a project, it should be a creative and enjoyable journey. We prioritise clear communication from the very first consultation discussing ideas, budget, and vision right through to the construction phase, where you’ll be kept up to date every step of the way. And finally, at handover, we make sure the project we’ve brought to life together truly feels like your dream home.
We’re also deeply aware of our responsibility to the land we build on. At 4site, that means creating homes that are not only built to last, but also designed to be more efficient both economically and environmentally. From considered design to sustainable building practices, we’re committed to building smarter, with less waste and greater care for the future.
Whether it’s a renovation, an extension, or a new build, we approach every project with the same goal to create a home that feels right, works well, and stands the test of time.
Have the foresight to choose 4site, and let’s create a space you’ll truly call home.
Sean O’Neill
Dylan O’Neill
Welcome to 4site Design & Build
4site Design and Build is a family-run company founded by brothers Dylan and Sean O’Neill two qualified carpenters who elevated themselves to become builders. One was drawn to the creative side of designing beautiful homes, while the other thrived on solving the challenges that come with bringing those unique designs to life. What brought them together was a shared passion for building premium, well-designed homes.
Over the years, their journey through the building industry led them to work with some incredible people who shared the same values pride in craftsmanship, quality communication, and a commitment to continually striving for innovative building practices. These relationships, and those values, are what 4site was built on.
Built with passion. Designed for you.
Understanding your needs, wants, and lifestyle is at the heart of what we do — because building or renovating your home shouldn’t just be a project, it should be a creative and enjoyable journey. We prioritise clear communication from the very first consultation — discussing ideas, budget, and vision — right through to the construction phase, where you’ll be kept up to date every step of the way. And finally, at handover, we make sure the project we’ve brought to life together truly feels like your dream home.
We’re also deeply aware of our responsibility to the land we build on. At 4site, that means creating homes that are not only built to last, but also designed to be more efficient — both economically and environmentally. From considered design to sustainable building practices, we’re committed to building smarter, with less waste and greater care for the future.
Whether it’s a renovation, an extension, or a new build, we approach every project with the same goal — to create a home that feels right, works well, and stands the test of time.
Have the foresight to choose 4site — and let’s create a space you’ll truly call home.
Sean O’Neill
Dylan O’Neill
Master Builder
Master Builders Victoria Member
Company Registration
CDB-U 10098
Registered Building Practitioner
Domestic Builder Unlimited License
NDIS
National Disability Insurance Scheme
Master Builder Member
Company Registration
CDB-U 10098
NDIS
Registered Building Practitioner
Master Builder Member
Company Registration
CDB-U 10098
NDIS
Registered Building
Practitioner