Sydney’s most experienced Home Renovations company

With over 7,600 second storey home additions completed throughout Sydney, and Award-winning client service, we're one company you can truly rely on.

Designers & Builders of first floor home extensions for over 50 years

Cape Cod is the most experienced builder of first floor home additions and extensions across all suburbs: from the Northern beaches to the Sutherland shire, from the Eastern suburbs to greater Western Sydney. You can be assured of outstanding functional design, fine workmanship and our attention to every building detail of your home addition.

With 50+ years of experience as designers and builders of 2nd storey additions, our commitment is to complete your project on time and within the agreed price. We strive to give you a stress-free renovation from beginning to end, taking care of all major aspects of the extension or addition to your home – including managing the designs, plans, and council approvals.

Begin with a Free Consultation

Second storey home addition projects

Projects $150-350k


Projects $350-550k


Federation Home Addition Sydney

Projects $550-750k


Hampton Style Home Renovation North Shore

Projects over $750k









North Bondi

What do our Clients say about us?

Testimonial One

David was our Supervisor and he was outstanding. He always took my call, provided excellent advice and communicated all upcoming construction. He was the reason our renovation was stress free. Thanks David!

Lisa & Ron, RANDWICK

How can we help you?

Contact Us

Interested in a free consultation with a designer? Start here.

News & Events

View home additions featured on Open Homes Australia.


Useful information when planning a home addition.

Looking for ideas and inspiration for second storey home additions?

Want to talk with an expert?

As Sydney’s most experienced designer and builder of home extensions and renovations, we are equipped to help you get a better idea of design options and costs for your refreshed home.
Request a designer visit or Contact us if you would like to know more.