We are so excited to annnounce that Lieve Helsen will be joining us as keynote speaker for theme Energy. Helsen is Professor in Mechanical Engineering (KU Leuven & EnergyVille), leading the Thermal Systems Simulation (The SySi) research group, focusing on modelling, optimal control and optimal design of thermal systems in the built environment. As chairwoman Lieve established the Flanders Heat Pump Platform in 2008 and organised multiple highly-attended local Heat Pump Symposia that stimulated interaction between researchers and practitioners. In 2021 she acted as Conference Chair of the 17th International Building Simulation Conference of IBPSA in Bruges. She is member of the Royal Flemish Academy of Belgium for Science and the Arts, ODE Board of Directors, IBPSA-NVL, ATIC, IEA-HPT, EHPA, the Steering Group of the Flanders Heat Pump Platform, the International Scientific Committee of the ZEN Center at NTNU and UCEEB at TUPrague, core-member of EnergyVille, spokesperson of Moonshot Energy Innovation Core Team and nominated as member of AcademiaNet, which is The Portal to Excellent Women Academics.
The subject of Helsen’s speech on Tuesday, May 24th will be: Towards net zero CO2 emission in the built environment – a system of systems approach.

From 22 until 25 May 2022, TVVL (Dutch Society for Building Services and Technology), and the Technical Universities of Delft and Eindhoven are organising the 14th REHVA HVAC World Congress CLIMA 2022 in Rotterdam. “Although times are still uncertain due to the Covid-19 pandemic, all the conditions have been met to make the congress a great success. We have put together a wonderful preliminary programme. In terms of content, we are working on a lineup of top speakers, innovative workshops and high-profile presentations. In addition, we will provide an unparalleled social and cultural programme.”
Tarja Takki-Halttunen graduated with Master’s degree in engineering in 1988 from the Helsinki University of Technology (currently Aalto Uni) majoring in HVAC and information technology. Her thesis focused on the air cleanliness and air distribution methods in operating theatres. She is the co-owner and Vice Chair of the Board in Halton Group. Tarja has been serving Halton Group in many executive roles: Managing Director of SBA Halton responsible for 60 million € business in 20 countries, Director of New Ventures Business Area, Director of Global Business Development Program, and Director of Logistics and Information Systems. She is currently based in Finland and has also worked in the USA for six years. Tarja founded Indoorium Oy in 2001 and was HVAC Consultant at EKONO Oy in 1980s. She serves on the boards of two technology start-up companies. She also serves on the board of Technology Industry Employers of Finland.