Douglas Lumsden
Certified Passive House Consultant
Mr
Degree in Human Resources and Industrial Relations
Company Owner
Advisor | Manager,
Fabrication / Installation,
Heating & Ventilation,
Metalsmith
2607 Torrens
Australia
Phone: +61 0439924660
Mobile Phone: +61 0439924660
http://www.yourpassivhaus.com.au
Initial by Exam
Certificate valid until Feb. 5, 2026
Examined by Smart Plus Academy / Daniel Kress at Sydney, Australia