What Is the Lean Six Sigma Green Belt Credential?Your DMAIC Career Foundation
The Lean Six Sigma Green Belt (LSSGB) is an intermediate process improvement credential that validates your ability to apply the DMAIC method, Define, Measure, Analyse, Improve and Control, to reduce defects, cycle time and waste. It is governed by the International Association for Six Sigma Certification (IASSC), giving you an independent, globally recognised mark of practitioner-level competence. This training suits quality engineers, operations professionals, analysts and team leaders across Leeds who want to lead scoped improvement projects with confidence. You build the statistical and Lean tools, from hypothesis testing and process mapping to 5S, SPC and Poka-Yoke, that employers in manufacturing, food and drink, banking and the NHS actively look for. As the UK's third largest manufacturing centre and a leading financial hub, Leeds rewards professionals who can connect process data to measurable results. Start your Green Belt journey with Invensis Learning and turn improvement know-how into career growth.
Invensis Learning is an accredited IASSC (Peoplecert) training partner in Leeds (2778), approved to deliver official LSSGB training using IASSC-aligned courseware.









