The world needed a structured approach that would not only focus on one aspect of the business that is eliminating people, but make the complete business process truly efficient. during these times, quality revolution had already begun in manufacturing industries, and most of the companies such as Motorola, Texas instrument, Asia brown Bovary, Allied signal which is now known as Honeywell, Nokia, Bombardier, Lockheed Martin, Sony, among others had started embracing six sigma. These organizations used Six Sigma as a business strategy to create robust business processes. Six Sigma is multi structured approach, help them to improve processes Lower defects, reduce process variability, reduce cost, increase customer satisfaction, and profits. But this methodology was confined to only a few organizations, unclear jack welch from General Electric, replicated its usage into various other industries. From then on, the Six Sigma methodology became a necessity in every organization.

From the status of being a good to have technique, it became a must to have methodological