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
Starts from
GBP 1250
Course Overview
Overview
What's Included
Course Highlights
Eligibility Criteria
Benefits
Exam Format
Certification Cost
Who Can Take
An IASSC Practitioner Credential
Invensis Learning is an accredited IASSC (Peoplecert) training partner in Cardiff (2778), approved to deliver official LSSGB training using IASSC-aligned courseware.
4 days / 32 hours of IASSC-accredited training
30 PDUs on completion of the training
Official IASSC-aligned digital courseware and DMAIC reference materials
100-question mock exams and applied statistical exercises
Lean Six Sigma Green Belt Exam Voucher
Dedicated learner support before, during and after training
Green Belt certificate and digital badge on passing
Retake the training within 2 months at no additional cost
Recordings of all training sessions.
of the Lean Six Sigma Green Belt Training Course
Do You Qualify for the LSSGB Exam?
Skills, Recognition and Career Growth
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.
Process Improvement Lead
Business Analyst
Operations Manager
Quality Analyst
Project Manager (Improvement Projects)
Process Engineer
Continuous Improvement Specialist
Manufacturing / Operations Supervisor
Roles, Pay and Hiring Demand
Lean Six Sigma Green Belt is a sought-after improvement credential across Cardiff, where financial services, the public sector, NHS Wales and manufacturing all run efficiency and quality programmes. Certified Green Belts move into roles from Process Improvement Analyst to Continuous Improvement Manager and Quality Manager, and demand sits with employers that need data-driven problem solvers. Here is what the Cardiff market is telling us right now.
Designation
Lean Six Sigma Green Belt Certified Professionals in Cardiff: Salary Insights and Trends
Hiring Companies in Cardiff
Glassdoor · SalaryExpert (UK) 2026
Source: Admiral Group · Principality · NHS Wales · Legal & General
A Green Belt is more than a certificate. It is a practical, data-driven skill that Cardiff employers value. Join professionals who cut waste, reduce defects and deliver measurable results. Start your journey today.
Cardiff's service-led economy keeps raising the bar on efficiency and quality, and employers increasingly separate certified improvers from the rest. Here is which side of that line you want to be on.
Sources: PayScale, Glassdoor, Check-a-Salary (UK and Cardiff) 2026.
Step-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 valid for three years Lean Six Sigma Green Belt credential.
of 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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VoC to CTQ translation questions are a common early hurdle for candidates moving up from Yellow Belt.
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Across the Five DMAIC Phases
This Green Belt programme builds practical, job-ready process improvement skills mapped to the IASSC Body of Knowledge. By the end, you can run a full DMAIC project, apply Lean and statistical tools, and sustain measurable improvements at work.
Learn how to scope improvement projects that deliver value. You will build a business case and project charter, capture the Voice of the Customer, identify Critical to Quality characteristics, and set the metrics that prove success.
Map processes with SIPOC and value stream maps, establish baseline metrics such as DPMO, FTY and RTY, run measurement system analysis, and assess process capability so you know where a process stands today.
Use descriptive and inferential statistics, graphical analysis and hypothesis testing to separate real causes from noise, so improvement decisions rest on evidence rather than opinion.
Apply regression and Lean tools such as 5S, Kanban and value stream mapping to remove waste, reduce variation and deliver measurable gains in cost, quality and speed.
Hold improvements in place with statistical process control charts, Poka-Yoke mistake-proofing and control plans, so the savings you deliver do not slip back over time.
Bring the full Define, Measure, Analyse, Improve and Control framework together on a real or simulated workplace problem, and build the exam readiness you need to pass the Green Belt certification.
for 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.
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.
Customised training aligned to organisational 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 organisations that want to improve process performance, standardise quality practices, and build continuous improvement capabilities across teams. This format is ideal for LSSGB training for companies in Cardiff seeking to strengthen operational excellence and problem-solving skills.
Official IASSC-aligned Course Material
Best For: Organisations looking to upskill employees, address capability gaps, and deliver consistent learning experiences across teams.
One-to-one instructor attention
Customised 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.

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 1250
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.
Expert-Led and Globally Trusted
As a trusted LSSGB training company in Cardiff, Invensis Learning delivers structured Lean Six Sigma Green Belt training for professionals and organisations looking to build process improvement capability and prepare for the Green Belt exam. Our programmes combine experienced trainers, flexible delivery formats, organised courseware and learner-focused support. Whether you are enrolling as an individual or planning corporate training for your team, Invensis Learning provides a professional learning experience built around practical understanding, real-world application and measurable outcomes. As an ISO 9001:2015 and ISO 27001:2022 certified provider, we hold our own training to high quality and security standards.
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Instructor-led in-person Classroom training is available for group batches. All other public cohorts are delivered as Instructor-led Live Virtual. See available cohorts.
Lean Six Sigma Green Belt Training Location in Cardiff
Park Plaza, Greyfriars Road, Crockherbtown, Canal Quarter, Castle, Cardiff, Cymru / Wales, CF10 3AL, United Kingdom
Lean Six Sigma Green Belt Training Location in Cardiff
Clayton Hotel, Saint Mary Street, Brewery Quarter, Castle, Cardiff, Cymru / Wales, CF10 1GD, United Kingdom
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"good experince with this training, and make make new knowledge about solving problem"
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"My instructor Amol was great! I appreciated the real life examples he was able to share that made the framework and tools relevant."

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Here's everything you may ask...
The Lean Six Sigma Green Belt is an intermediate process improvement credential, independently validated by IASSC, that proves you can lead data-driven DMAIC projects to reduce waste, defects and cost. It is recognised by employers worldwide and sits between Yellow Belt and Black Belt.