Sydney's Home Additions, Renovations
& Extensions Specialists

Trusted by Sydney home owners for designing & building quality additions, renovations & extensions for over 35 years – Over 1,500 homes completed to date.

We make home additions, renovations and extensions easy. From concept to completion, we do it all – with an expert team of designers, approvals specialists and builders, we’re Sydney’s experts in turning houses into dream homes.

Second Storey Home Additions


Total Makeover Home Renovations

Ground Floor Home Extensions

See us at the Sydney Home Show
Friday 18 — Sunday 20 October - Stand E40

“Our extension is fantastic, we are very happy with the final result. Thank you for all your hard work!”

- Isa Holmgren

Before & Afters

See our home transformations right before your eyes!
Simply click and drag the slider on the images below.

Before After
Before After


The Consumer Guide to Worry-Free Home Improvement – a 22-page guide to everything you need to know before starting home alterations.

Addbuild are proud members of the Housing Industry Association, Master Builders Association and Green Smart Professionals.