Abstract: In recent years six sigma being widely adopted by various industries to achieve the expected goals, makes it an important subject of debate for quality management. This paper is an attempt to review the industries which are benefited by successful implementation of six sigma and explore the sectors where six sigma implementation should be emphasised. The review unveils that six sigma is largely implemented in manufacturing industry and emphasis should be given in successful implementation of six sigma in power industry as well.

Keywords: Six sigma, DMAIC, DPMO, Power industry.