Certified as an an Accredited Training Organization with the International Association of Six SigmaSix Sigma Definition: Six Sigma is a set of techniques and t... Learn More... Certification (IASSC) “The IASSC Accredited Training Organization (ATO) designation validates Six Sigma Development Solutions, Inc. has demonstrated adequate management systems, courseware with a high degree of correlationCorrelation is a statistical measure that describes the stre... Learn More... to the subject matter contained in the IASSC Bodies of Knowledge, delivery schema consistent with such content and highly qualified instructors.”