What Is the Lean Six Sigma Yellow Belt Credential?UntitledYour First Step into Process Excellence
The Lean Six Sigma Yellow Belt (LSSYB) is an entry-level, globally recognised certification that validates your foundational knowledge of the DMAIC method across Define, Measure, Analyse, Improve and Control. Governed by the International Association for Six Sigma Certification (IASSC), now part of PeopleCert, it is an independent, third-party proof that you can support process improvement teams with confidence. The Yellow Belt is the ideal first step for professionals in Portugal who are new to operational excellence. It suits quality and production staff, team members in shared services centres, supervisors and anyone who wants to contribute to waste-reduction and quality projects led by Green and Black Belts. No prior experience or prerequisites are required to begin. With Portugal's automotive plants, electronics suppliers and global business services hubs investing heavily in lean ways of working, a recognised Yellow Belt helps you stand out, speak the language of continuous improvement, and build a clear path toward Green Belt later. Start your journey with Invensis Learning.
Invensis Learning is an accredited IASSC (Peoplecert) training partner in Portugal (2778), approved to deliver official LSSYB training using IASSC-aligned courseware.










