Core team

James Cooper


Principal Designer, Director

Master of Design Science (Sustainable Design) - University of Sydney Dip. Build. Design MDIA, MBDA

James is an accomplished specialist in sustainable building design and the thermal performance of buildings. With 20 years experience in the residential design sector, he is an ardent practitioner of sustainable design principles and maintains a core philosophy of minimising the impacts of buildings on the natural environment.

From a background in landscape design, James furthered his education with a master of design science leading to the progression of his signature works - which equally respect and exploit the relationships between the built form and the external environment. As director of his Sydney based practice, Sanctum Design, James has received over 50 Design Awards and continues to promote climate conscious design through a broad portfolio of contemporary works and industry media.


Kate Cooper


Office manager

Bachelor of Science (Environmental Studies), Griffith University

With a strong background in office administration, Kate has been managing accounts and administrative process for Sanctum since 2004. With 'The Kids' now at school, Kate is providing office management, marketing and communications services for the business, and also providing our clients and the design team with her unyielding support across all facets of the practice.

Remodelling and Home Design
Renovation and Home Design
Renovation and Home Design
Renovation and Home Design
James Cooper in Neutral Bay, NSW, AU on Houzz