6sigmastudy™ certified professionals help organizations with improved level of processes and quality outputs that lead to increased ROI. They have knowledge pertaining to and can anticipate issues related to the practical implementation of Six Sigma.
Though there is no mandatory prerequisite for some of the 6sigmastudy™ certifications, it is always better to understand the hierarchy structure. The diagram below shows you what is the preferred as well as optional certification to move to the next level.