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professional-certificate

Supported by the following organizations

This is to certify that Salvador Sayas Valero successfully completed all courses and received passing grades for a Professional Certificate in Lean Six Sigma Yellow Belt: Quantitative Tools for Quality and Productivity a program offered by TUMx, in collaboration with edX.

Noted by

Martin Grunow

Martin Grunow

Professor of Production and Supply Chain Management Technische Universität München

Holly Ott

Holly Ott

Professor of Operations Management, Hochschule der Bayerischen Wirtschaft Senior Lecturer, Production and Supply Chain Management Technische Universität München

  • Professional Certificate Issued March 2025
  • Valid Certificate ID 73d7b82d3e3b45c686f11d62438c80b5

For tips and tricks on printing your certificate, view the Web Certificates help documentation.

About edX

edX offers interactive online classes and MOOCs from the world’s best universities, including MIT, Harvard, Berkeley, University of Texas, and many others. edX is an online initiative created by founding partners Harvard and MIT.

About the edX Professional Certificate

An edX Professional Certificate signifies that the learner has completed a group of courses that add up to a rich understanding of an area of study. Completion of Professional Certificate Programs requires that learners earn Verified Certificates from each of the courses included in the Program.