Six Sigma approach was first of all developed by Motorola. It was introduced by an American Engineer named Bill Smith who works for the company Motorola in the year 1986. Further in the year 1995, the concept of Six Sigma was implemented as a central business strategy by Jack Welch in his company General Electric. Recommended Reads Top 11 six sigma certifications in Delhi Top 10 Six Sigma Certification in Bangalore Top 10 six sigma certifications in Mumbai Top 11 Six Sigma Certification in Chennai Top 25 Best Six Sigma Certifications in India Top 12 Lean Six Sigma Certification in UK Top 10 Six Sigma Certification Courses In USA