Total Quality management (TQM) is a management philosophy which has been widely implemented in manufacturing and other services industries, and it shows how significant it can improve the quality in these fields. The objective of this paper is to point out the latest studies which focused on increase the business quality through implementation of TQM in construction industry and its suitable application in different phases of project construction and it also describes the basic theory of Six sigma, principles, methodology, and various tools used for reducing defects. A case study of residential building is taken in which 7 QC tools used by applying DMAIC principle. The six sigma methodologies have been adopted to improve the quality. The findings suggest that proper training and management support and minor changes in current work procedure can help improve the quality and ultimately customer satisfaction which is of prime importance.