Gregers Reimann is the managing director of IEN Consultants Sdn Bhd, a pioneering green building consultancy in Malaysia, which specializes in building designs that have good daylighting, are highly energy efficient, healthy and connects with Nature for people to thrive. Key projects include the energy efficient, biophilic and multi-award winning ‘Paramit – factory in the forest’ (2018 "Best New Building in the World" nominee), the GreenTech Malaysia building, which was the first office in Malaysia designed to be a zero energy building, the energy efficient ST Diamond office building (2012 ASEAN Energy Award winner), the Pertamina Energy Tower – the first skyscraper designed to be ZERO energy, and the energy efficient EECCHI office retrofit measuring 53% energy savings.

Gregers is the Chairman of the “Green Buildings and Sustainable Communities” committee under the EU-Malaysian Chambers of Commerce and Industries (EUMCCI) and regularly contributes to green building articles and frequently lectures at universities. He has a keen interest to pursue innovative and integrated design solutions bridging the gap between architects and engineers. Gregers is also ‘walking the talk’ with respect to green living habits, which includes commuting to work by a bicycle.