Thaleia Konstantinou studied Architecture at the National Technical University of Athens. Since 2006, she has been a certified architect as a member of the Technical Chamber of Greece. 
In 2008, she graduated with distinction from the Master of Science programme on Environmental Design and Engineering at The Bartlett School of Graduate Studies, University College London. During and after her studies, she has worked as an architect in greek and international practices. 
In September 2014 she concluded her PhD research at the Faculty of Architecture, Delft University of Technology, The Netherlands. Her research on the topic of façade refurbishment strategies was part of the research programme “Green Building Innovation”.
After working as a post-doc researcher in various research projects related to refurbishment and sustainability,  she is currently an Assistant Professor in the Department of Architectural Engineering and Technology of the Faculty of Architecture, Delft University of Technology. Her activities are related to research and education, focussing on energy efficiency,  façade and design of constructions. Some of the projects that she actively participates are the research project "2ndSkin", a national and European co-funded project aiming at the design, construction and monitoring of a refurbished apartment prototype and the project "Beyond the Current: user preference tested design solutions for energy efficient housing renovation".