Jayathunga Withanage Charith Siriwardana
Certified Passive House Designer

Master of Architecture
Bachelor Of Architecture,
Master Of Architecture
26, Murray Street
3250 Colac
Australia
Phone: +61352314787
Mobile Phone: +61423302343
chari@gdarchitecture.com.au
http://gdarchitecture.com.au/
Initial by Exam
Certificate valid until Jan. 21, 2026
Examined by Smart Plus Academy / Daniel Kress online