Society for Indoor Environment (SIE)" a non-government-organization registered under Society Registration Act XXI of 1860 on 3rd February 2017. SIE has all the representations from the pioneer and reputed research, engineering, medical, and educational institutes in India, including IITs, NITs, CSIR-NEERI, EMC, IPCA, ICMR and the University of Delhi. The core group of SIE formed this organization to address the issues of indoor environment as people spend more than 90% of their daily times in indoor environments. As per latest Global Burden of a Disease report, indoor air pollution has been ranked as the second largest killer in India.