Course Overview

    Overview

    Course Highlights

    Eligibility Criteria

    Benefits

    Exam Format

    Certification Cost

    What Is the Lean Six Sigma Green Belt Certification?Your Route to Process Improvement Roles

    Lean Six Sigma Green Belt (LSSGB) certification training in the United Kingdom prepares you to lead data-driven process improvement projects and earn an independent, globally recognised credential. Awarded by the International Association for Six Sigma Certification (IASSC), the Green Belt validates your command of the DMAIC method across all five phases: Define, Measure, Analyse, Improve and Control. This programme suits quality analysts, operations professionals and project team members across UK manufacturing, healthcare, financial services and logistics who want to cut defects, reduce waste and improve efficiency. You learn core statistics, hypothesis testing, Lean tools and statistical process control, then apply them to real improvement scenarios. With no formal prerequisites and strong employer demand for certified problem solvers, now is a practical time to upskill. Build the capability employers value and start your Green Belt journey with Invensis Learning.

    Invensis Learning is an accredited IASSC (Peoplecert) training partner in United Kingdom (2778), approved to deliver official LSSGB training using IASSC-aligned courseware.

    What Is the Lean Six Sigma Green Belt Certification?Your Route to Process Improvement Roles

    Certification Badge

    Invensis Learning is an accredited IASSC (Peoplecert) training partner in United Kingdom (2778), approved to deliver official LSSGB training using IASSC-aligned courseware.

    Key HighlightsIASSC-Accredited Lean Six Sigma Green Belt Program

    LSSGB Certification Eligibility in United KingdomDo You Qualify for the LSSGB Exam?

    What You Gain from Earning Your Green BeltOutcomes for Professionals and Teams

    LSSGB Exam Format in United KingdomWhat to expect on exam day

    The Lean Six Sigma Green Belt exam validates your ability to lead process-improvement projects using the DMAIC methodology and core Lean Six Sigma tools. The exam focuses on the Define, Measure, Analyse, Improve, and Control phases; process mapping and value stream analysis; basic statistical analysis (descriptive statistics, hypothesis testing, control charts); and root-cause analysis techniques. Through a combination of multiple-choice questions, candidates are tested on their ability to apply Lean Six Sigma principles in real-world process-improvement environments.

    LSSGB Certification Cost in United Kingdom

    Note: Prices may vary depending on your location and delivery preferences. Reach out to our learning advisors for the exact pricing details.

    Where a Green Belt Takes You in the UKIn-Demand Roles and Real Pay

    A Lean Six Sigma Green Belt is a respected marker of process improvement capability across the UK, valued by manufacturers, NHS trusts, banks, logistics firms and consultancies that run high-volume, quality-critical operations. As employers tackle rising costs and tighter supply chains, certified problem solvers are increasingly sought after. Demand spans roles from Quality Engineer and Process Improvement Analyst to Continuous Improvement Manager, and here is what the market is telling us right now.

    What Is Fuelling Demand for Process Improvement Skills

    The Green Belt is more than a credential. It is a career accelerator for people who can solve problems with data. Join professionals who cut waste, raise quality and lead improvement across UK organisations. Start your journey today.

    Your UK Career Transformation

    From Where You Are to Where You Could Be

    The Green Belt Transformation

    The UK market increasingly rewards professionals who can prove they improve processes with data, and employers separate certified problem solvers from the rest. Here is which side of that line you want to be on.

    Sources: Salary.com, PayScale, Indeed, Glassdoor (UK) 2026.

    How to Get LSSGB Certified in United KingdomStep-by-Step Certification Process

    The path to online LSSGB certification follows a straightforward single-exam route. Complete accredited training, prepare using mock examinations and practical exercises, take the IASSC ICGB examination, and earn a lifetime-valid Lean Six Sigma yellow Belt credential.

    Step 1: Enrol in the 4-Day LSSGB Training

    Choose your preferred Invensis Learning LSSGB cohort (4-Day Live Online Bootcamp, E-Learning, or Corporate Group Training). The course covers the full DMAIC methodology at Green Belt depth.

    Step 2: Create Your IASSC Account

    Create your account on the IASSC web exam portal. Invensis Learning packages typically include the IASSC ICGB exam voucher.

    Step 3: Complete the Course and Practice Mocks

    Attend the full 4-day training, work through the statistical exercises, and complete at least one full-length 100-question mock exam.

    Step 4: Schedule the IASSC Green Belt Exam

    Book your exam: 100 multiple-choice and true/false questions, 3 hours, 70% pass mark. Online proctored or at an IASSC-approved test centre.

    Step 5: Take the IASSC LSSGB Exam

    Sit the exam. You receive your result via the IASSC portal.

    Step 6: Activate Your Credential

    IASSC issues your Lean Six Sigma Green Belt certificate and digital badge. Lifetime valid , no renewal required.

    Module 1: Define Phase

    • Voice of the Customer (VoC) and Critical to Quality (CTQ)
    • Project charter, SIPOC, and stakeholder analysis
    • Business case and benefits realisation
    • Defining problem statements and project scope

    Module 2: Measure Phase

    • Process mapping, value stream mapping, and 5S
    • Operational definitions and data collection planning
    • Measurement System Analysis (MSA) and Gauge R&R
    • Process capability and sigma level

    Module 3: Analyze Phase

    • Cause-and-effect (Ishikawa) analysis and 5 Whys
    • Hypothesis testing fundamentals
    • Regression and correlation
    • ANOVA and multi-variate analysis at Green Belt depth

    Module 4: Improve Phase

    • Solution generation techniques (brainstorming, SCAMPER, TRIZ basics)
    • Solution selection: pros/cons matrices and prioritisation
    • Pilot design and validation
    • Implementation planning

    Module 5: Control Phase

    • Control plans and standardisation
    • Control charts (variable and attribute)
    • Sustainment, audits, and continual improvement
    • Project closeout and handover

    Module 6: IASSC LSSGB Exam Preparation

    • IASSC Examination Content Outline walkthrough
    • Question patterns and open-book exam strategy
    • Time management for the 3-hour, 100-question paper
    • Full-length mock exam with debrief

    Course Curriculumof the Lean Six Sigma Green Belt Certification Training

    The LSSGB curriculum follows the official IASSC Lean Six Sigma Green Belt BOK and covers all tested domains across the syllabus.

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    Skills You Will Master in This ProgrammeHands-On DMAIC Capability

    The Green Belt programme builds practical capability across all five DMAIC phases. By the end, you can scope, measure, analyse, improve and control a real process and prepare for the IASSC Green Belt exam.

    Define Projects That Matter

    Learn to scope improvement projects, capture voice of the customer, build a project charter and identify critical-to-quality characteristics so you target the problems worth solving.

    Measure Processes with Data

    Apply process mapping, SIPOC, basic and descriptive statistics, and measurement system analysis to baseline performance and quantify defects, capability and variation accurately.

    Analyse Root Causes

    Use hypothesis testing, inferential statistics and analysis of variation to separate real causes from noise and pinpoint what is truly driving defects and delays.

    Improve and Optimise Processes

    Apply regression analysis and designed experiments to test and confirm solutions, then optimise the process to reduce waste, cycle time and cost.

    Control and Sustain Gains

    Build control plans and use statistical process control charts, 5S, Kanban and Poka-Yoke so improvements hold and processes stay stable over time.

    Apply Lean Tools End to End

    Integrate Lean waste elimination, value stream mapping and the DMAIC framework to lead a complete improvement project from problem to sustained result.

    Who Should TakeLean Six Sigma Green Belt Certification Training in United Kingdom?

    Process Improvement Lead

    Business Analyst

    Operations Manager

    Quality Analyst

    Project Manager (Improvement Projects)

    Process Engineer

    Continuous Improvement Specialist

    Manufacturing / Operations Supervisor

    Who Can Take This Certification Training

    Lean Six Sigma Green Belt Training Modesfor Professionals and Teams

    We offer flexible training formats designed to suit different learning preferences, schedules, and professional goals. Whether you prefer collaborative classroom learning, live online sessions, team-based training, or personalized guidance, choose the option that best supports your Lean Six Sigma learning and professional development journey.

    Lean Six Sigma Green Belt Live Virtual Training

    • Live online instructor-led sessions

    • Interactive discussions and virtual activities

    • Expert guidance from experienced trainers

    • Practice assessments and revision support

    • Dedicated Q&A sessions for concept clarification

    • Fixed schedules for accountability and momentum

    • Small batch sizes for personalized attention

    • Access from any location with internet connectivity

    GBP 1700

    Attend fully interactive online sessions from anywhere while benefiting from real-time instructor guidance and collaborative learning experiences. This virtual LSSGB training option enables professionals to participate from any location.

    Official IASSC-aligned Course Material

    Best For: Professionals seeking the flexibility of online learning without compromising on live instructor interaction.

    Lean Six Sigma Green Belt Classroom Training

    • Instructor-led classroom sessions

    • Interactive discussions and group activities

    • Real-world examples and practical exercises

    • Structured learning with fixed schedules

    • Opportunities for peer networking and collaboration

    • Practice assessments and knowledge checks

    • Dedicated Q&A and concept clarification

    • Immediate trainer feedback and support

    Learn through face-to-face sessions led by experienced instructors in a collaborative classroom environment. This classroom LSSGB training in United Kingdom format combines expert guidance, peer interaction, and hands-on activities to create an engaging learning experience.

    Official IASSC-aligned Course Material

    Best For: Learners who prefer in-person interaction, structured schedules, and collaborative learning experiences.

    Lean Six Sigma Green Belt Corporate Group Training

    • Customized training aligned to organizational goals

    • Flexible delivery: onsite, virtual, hybrid, or blended

    • Scheduling tailored to business availability

    • Role-based examples and industry-relevant discussions

    • Progress tracking and learner assessments where applicable

    • Dedicated coordination and administrative support

    • Consistent learning experiences across teams

    • Scalable delivery for local, regional, or global workforces

    Designed for organizations that want to improve process performance, standardize quality practices, and build continuous improvement capabilities across teams. This format is ideal for LSSGB training for companies in United Kingdom seeking to strengthen operational excellence and problem-solving skills.

    Official IASSC-aligned Course Material

    Best For: Organizations looking to upskill employees, address capability gaps, and deliver consistent learning experiences across teams.

    Lean Six Sigma Green Belt Focused 1-to-1 Training

    • One-to-one instructor attention

    • Customized learning plans and objectives

    • Flexible scheduling based on availability

    • Personalized feedback and coaching

    • Additional focus on challenging topics

    • Targeted practice and revision support

    • Faster clarification of questions and concepts

    • Learning pace adapted to individual needs

    Receive personalized instruction tailored to your goals, pace, and learning requirements through dedicated sessions with an expert trainer. This format provides LSSGB coaching for professionals seeking individualized support and focused guidance on Lean Six Sigma concepts and applications.

    Official IASSC-aligned Course Material

    Best For: Professionals seeking personalized guidance, accelerated learning, or focused support to achieve specific outcomes.

    Lean Six Sigma Green Belt Live Virtual Training

    Lean Six Sigma Green Belt Live Virtual Training

    Live online instructor-led sessions

    Interactive discussions and virtual activities

    Expert guidance from experienced trainers

    Practice assessments and revision support

    Dedicated Q&A sessions for concept clarification

    Fixed schedules for accountability and momentum

    Small batch sizes for personalized attention

    Access from any location with internet connectivity

    Starts from

    GBP 1700

    Please Note: Attend fully interactive online sessions from anywhere while benefiting from real-time instructor guidance and collaborative learning experiences. This virtual LSSGB training option enables professionals to participate from any location.

    Official IASSC-aligned Course Material

    Best For: Professionals seeking the flexibility of online learning without compromising on live instructor interaction.

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    Why Choose Invensis Learning for LSSGB TrainingYour Trusted UK Partner

    As a trusted LSSGB training company, Invensis Learning delivers structured Lean Six Sigma Green Belt training for individuals and organisations across the UK that want to build genuine process improvement capability and prepare for the IASSC exam. Our programmes combine experienced trainers, DMAIC-aligned courseware, flexible delivery and learner-focused support. Whether you enrol as an individual or plan corporate training for your team, we provide a professional learning experience built around practical understanding, real-world application and measurable outcomes.

    • Accredited training partner working with PeopleCert, the body behind IASSC
    • Experienced trainers with real process improvement and quality experience
    • Flexible live online, classroom and corporate delivery formats
    • 32 hours of structured, DMAIC-aligned training
    • Practice questions and mock exams aligned to the 100-question IASSC format
    • Dedicated learner support before, during and after training
    • ISO 9001:2015 and ISO 27001:2022 certified operations
    • Weekday and weekend schedules to suit working professionals

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    Certification Courses

    50,000+

    Professionals Trained

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    Hours of Expert Training Delivered

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    ISO 27001:2022 Certified

    ISO 27001:2022 Certified

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    Leaders in Training industry for 12+ years

    Leaders in Training industry for 12+ years

    Over 5000 five star reviews

    Over 5000 five star reviews

    Level AA conformance, W3C WCAG 2.2

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    Lean Six Sigma Green Belt Training Locations in United KingdomAll our classroom training is now available online at your convenience

    Lean Six Sigma Green Belt in United Kingdom

    Le Manoir aux Quat’Saisons, A Belmond Hotel, Oxfordshire Church Rd, Great Milton, Oxford OX44 7PD, United Kingdom

    Lean Six Sigma Green Belt in United Kingdom

    The Gleneagles Hotel, Auchterarder PH3 1NF, United Kingdom

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    Corporate Green Belt Training for UK TeamsFor Your Workforce

    • Suitable for small, medium and large teams
    • Customised schedules based on team availability
    • Flexible delivery through onsite, live virtual or hybrid formats
    • Trainers with relevant process improvement and industry expertise
    • Role-based, industry-relevant examples for stronger workplace application
    • Dedicated coordination and learner support for group programmes
    • Scalable delivery for teams across the UK and global locations

    Leading Organisations

    Jaguar Land RoverBAE SystemsGSKUnileverHSBCRoyal Mail

    What Our Learners Say

    Passed the Green Belt Exam First Time

    "The DMAIC structure finally clicked for me here. The hypothesis testing and control chart sessions were practical, and I passed the IASSC Green Belt exam first time. I now lead small improvement projects on the line with real confidence."

    Daniel Carter

    Quality Engineer, Manufacturing

    0/0

    Helped Me Switch into Continuous Improvement

    "I moved from an operations role into continuous improvement within months of certifying. The trainer used real examples from logistics that mapped straight onto my job, and the mock exams made the real one feel familiar."

    Priya Sharma

    Continuous Improvement Analyst

    0/0

    Practical and Easy to Apply

    "Clear, well-paced and genuinely practical. The Lean tools and process mapping content was easy to apply at work the very next week. The weekend schedule made it manageable around a full-time job."

    Emily Robertson

    Process Analyst, Financial Services

    0/0

    Standardised Improvement Across Our Sites

    "We trained a cohort of our operations staff and now share a common improvement language across sites. Project quality and consistency have noticeably improved, and the delivery flexed around our shift patterns."

    Mark Hughes

    Operations Director, Logistics

    0/0

    A Reliable Corporate Training Partner

    "As an L&D lead I needed a provider that could upskill a healthcare improvement team to a recognised standard. The corporate programme was well structured, the trainers were credible, and the outcomes were measurable."

    Sarah Bennett

    L&D Manager, Healthcare

    0/0



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    Frequently Asked QuestionsHere's everything you may ask...

    The Lean Six Sigma Green Belt is an intermediate process improvement credential awarded by IASSC that validates your command of the DMAIC method. It suits quality analysts, operations professionals and project team members who want to solve problems with data and lead scoped improvement projects.

    General

    What is the Lean Six Sigma Green Belt certification and who is it for?

    The Lean Six Sigma Green Belt is an intermediate process improvement credential awarded by IASSC that validates your command of the DMAIC method. It suits quality analysts, operations professionals and project team members who want to solve problems with data and lead scoped improvement projects.

    Is the Green Belt certification worth it in the UK?

    Yes. Certified Green Belts in the UK average around £56,000 a year, and demand spans manufacturing, healthcare, financial services and logistics. The credential proves a recognised improvement method, which helps you stand out for quality and continuous improvement roles.

    Do I need any prior experience or qualifications?

    No. There are no formal prerequisites for the Green Belt. Training and real-world experience are recommended but not mandatory, so beginners and experienced professionals can both enrol and work towards certification.

    Is the Green Belt recognised by UK employers?

    Yes. It is a globally recognised, independent credential valued by UK employers across manufacturing, the NHS, banking, logistics and consulting, as well as multinational organisations that run quality-critical operations.

    How long is the Green Belt certification valid?

    The certification holds Current status for three years from the date you certify. To maintain it, you pass a recertification exam before the status elapses, as set out by the governing body.

    Pricing

    How much does Green Belt training cost in the UK?

    Training fees depend on the format and schedule you choose, so the price is available on request. The exam voucher is billed separately by the governing body in USD under regional pricing. Request a quote for current UK options.

    What is included in the course fee?

    The training fee typically includes DMAIC-aligned courseware, practice questions, mock exams, downloadable templates, learner support and a course completion certificate. The exam voucher is purchased separately. Talk to a learning advisor for full details.

    Is the exam fee included in the training price?

    No. The exam voucher is billed separately by the governing body in USD under regional pricing and varies by location. Confirm the current voucher fee when you book, and ask us about bundled options.

    Do you offer group or corporate discounts?

    Yes. We offer corporate group training with customised schedules and volume-based pricing for operations, quality and transformation teams. Contact us for a tailored quote for your organisation.

    What payment methods and instalment options are available?

    We accept major credit and debit cards and bank transfers, with instalment options on selected plans. Speak with a learning advisor to choose the option that suits you.

    Exam

    What is the format of the Green Belt exam?

    The exam is closed book with multiple-choice and true or false questions based on the IASSC Green Belt Body of Knowledge across the five DMAIC phases. It can be taken online with proctoring or at a Pearson VUE test centre.

    How many questions are on the exam and how long is it?

    The exam has 100 questions, with up to 10 additional unscored questions on some forms, and an allotted time of three hours. You sit it in a single session.

    What is the passing score for the Green Belt exam?

    You need a minimum of 385 points out of 550 to pass. Questions are spread roughly evenly across the Define, Measure, Analyse, Improve and Control phases, so aim for broad mastery.

    How do I schedule and take the exam?

    After buying your exam voucher, you schedule the exam through the on-demand online proctored system, available 24/7, or at a Pearson VUE test centre. We help you prepare so you sit it with confidence.

    What is the exam application process?

    There is no lengthy application or experience review for the Green Belt. You simply purchase the exam voucher, choose your delivery mode, then schedule and sit the proctored exam within the eligibility window provided.

    Course Content

    What topics are covered in the training?

    The training covers all five DMAIC phases: Define, Measure, Analyse, Improve and Control. You learn process mapping, statistics, measurement system analysis, hypothesis testing, regression, Lean tools and statistical process control.

    Can a beginner take this course?

    Yes. The Green Belt has no prerequisites and the training builds concepts step by step, from basic statistics to control charts. Beginners get hands-on practice and support, so prior experience is helpful but not required.

    How long is the training?

    The programme runs for 32 hours of structured training, delivered across flexible formats such as full-day or extended part-day schedules to suit working professionals.

    Are practice tests and mock exams included?

    Yes. The programme includes practice questions and full-length mock exams aligned to the 100-question, closed-book format, plus topic-wise quizzes to help you find and fix weak areas before the real exam.

    Is the courseware aligned to the current syllabus?

    Yes. The courseware is aligned to the IASSC Lean Six Sigma Green Belt Body of Knowledge, which is structured around the five DMAIC phases and the universal minimum competencies the exam tests.

    Enrollment

    How do I enrol in the Green Belt course?

    You can enrol through the Invensis Learning website. Choose your preferred format, complete payment, and you will receive access to schedules, courseware and learning resources. See upcoming batches to get started.

    What training formats are available?

    We offer live online (instructor-led virtual) training, classroom training and customised corporate group training, with weekday and weekend schedules so you can pick the format that fits your routine.

    How soon can I start?

    New cohorts run regularly across live online and classroom formats in the UK. Check the upcoming schedules for the next available batch, or talk to a learning advisor to find the start date that suits you.

    Can I reschedule or transfer my enrolment?

    Yes. Flexible options let you reschedule or transfer to another batch on selected plans. Contact our support team to arrange a change that works for you.

    What is the refund or cancellation policy?

    Refunds and cancellations follow our published policy, and selected plans include a money-back option. Reach out to our team for the details that apply to your enrolment.