ABOUT US
COSTELLO GRAHAM DESIGN
CGD are an architectural practice specialising in residential dwellings, dual occupancies, terraces and apartment designs. Our office is located on Sydney’s Northern Beaches in Manly. We’ve been creating architectural solutions since 2004.
WE WORK WITH YOU
CGD believe that the best project outcome can only be achieved through a collaborative design process where ideas are discussed, responded to and continuously improved until the right solution is found.
We work with you to translate your requirements and your ideas into carefully considered, functional, inspiring and sometimes just fun spaces that are perfectly suited to your lifestyle.
SUSTAINABLE DESIGN
CGD provide environmentally responsible sustainable design solutions for you.
HOUSING SOLUTIONS
CGD are designing responsible solutions
for generous infill housing.
IT TAKES A TEAM
Design & building can be a complex process and CGD have been building strong relationships with expert consultants, quality suppliers and skilled builders for over 20 years.
We put together a specialist team of design supply and building professionals specifically selected for your project requirements.
TESTIMONIALS
We create great spaces for our clients by working collaboratively with them throughout the whole process. Here are some of the testimonials we have received.