TurComDat is life cycle assessment database for Turkish construction materials. The data sets follow the international standards and norms and formatted to be used in building environmental performance assessment. It is developed to address the need for measurability of environmental performance of buildings. Every data set includes 24 environmental impacts from carbon to energy at each life cycle stage of the product. Majority of the data sets are independently third party verified by international experts and the rest is by the Academic Committee of SÜRATAM.