IEN Consultants Sdn. Bhd. is a leading green building consultancy in Malaysia and has more than 10 years of experience and expertise in energy efficiency and sustainable building design, sustainable master planning and green building certification (LEED, GBI, Green Mark and BREEAM). We have offices in Malaysia (HQ), Singapore and China. Our project portfolio has 3.2 million square meters of green building space in Asia and the USA. Our key completed project references include KLIA2 airport terminal, the ST Diamond Building (2012 ASEAN Energy Award winner), the GEO Building (designed to be a zero energy office building), and the Setia City Mall (first green certified shopping mall in Malaysia). Other green projects include the KL Eco City, energy efficiency building retrofit works, and the Pertamina Energy Tower – the first skyscraper designed to be ZERO energy. We make the world greener!