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more space to live
Expand your home without losing precious yard space
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KEYSTONE HOME ADDITIONS – YOUR SECOND STOREY ADDITION SPECIALISTS
We live and work here in the outer western suburbs of Sydney. With over 20+ years’ experience in Sydney’s north-west, we transform homes to complement our client’s lifestyles and budgets. Understanding the area, Keystone Building thrives on creating new spaces for our clients through second storey additions (aka first floor additions) that bring new views and new horizons.
WHAT WE DO
Gallery of
Our Work
Discover our before and after Second Storey Addition Projects that will inspire your own home improvement project.
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Second Storey
Additions
At Keystone, we eliminate the problem of losing precious yard space by designing and building practical and stylish second storey additions
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All About
our Process
Refined over 20 years, the Keystone process is focused on you and building an upper level extension that brings light and space into your home.
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