
Lean Six Sigma Green Belt
CSSC Certified Lean Six Sigma Green Belt
Invest in the CSSC Certified Lean Six Sigma Green Belt programme to empower your workforce to drive continuous process improvement, reduce waste, and enhance customer value across your organisation.
This intermediate-level certification equips your professionals with a thorough understanding of the core-to-advanced elements of the Lean Six Sigma Methodology, focusing on the globally recognised DMAIC (Define, Measure, Analyse, Improve, Control) framework. By attaining this certification, your team gains the necessary expertise to lead improvement projects within their functional groups and effectively support Black Belts in more complex, cross-functional initiatives.
This structured programme focuses on the five critical phases of the Lean Six Sigma methodology, ensuring a systematic and data-driven approach to process improvement:
- Define Phase: Employees learn the fundamentals of Six Sigma, how to select Lean Six Sigma projects, and the principles of the Lean Enterprise.
- Measure Phase: Professionals gain skills in structured data collection and information gathering for Six Sigma projects.
- Analyse Phase: Employees are trained to establish the leading, root cause of problems by utilising data and statistical tools.
- Improve Phase: Learners focus on generating and implementing practical solutions to eliminate root causes.
- Control Phase: This section focuses on sustaining the improvements and standardising the new process.
- Introduction to Lean Six Sigma
- Define Phase
- Measure Phase
- Analyse Phase
- Improve Phase
- Control Phase
- Lean Enterprise Principles
This foundational certification is essential for any employee seeking a strong grounding in process improvement methodologies and a clear understanding of how to contribute to organisational efficiency.
It is ideal for:
- Operational Staff & Team Members: Those needing to effectively interpret, request, and contribute to continuous improvement projects within their daily roles.
- Aspiring Process Professionals: Individuals taking their first step toward roles like Lean Practitioner, Process Analyst, or Green Belt.
- Technical Teams (Non-Process Specialists): Developers or IT professionals who support process and business initiatives, ensuring they use the correct terminology and apply efficiency principles.
- Managers: Leaders who need to make informed strategic decisions regarding quality and efficiency investments and infrastructure.
The course ensures your employees can navigate and contribute effectively to any process improvement project your organisation undertakes.
Delivery Model
- 5 full days of tuition aligned to the CSSC Green Belt Syllabus
- Practice Tests/Quizzes
- Courseware
- Real-world Case Studies and Process Simulation Exercises
- One 1:1 with a Certified Lean Six Sigma Black Belt Tutor
Add-on
- CSSC Lean Six Sigma Green Belt Examination – £180 inclusive of VAT
The Lean Six Sigma Green Belt certification serves as the essential starting point for progression into higher-level process excellence roles.
Upon completion, your employees will possess the necessary foundational and practical knowledge to seamlessly transition into specialised, advanced certifications. This includes:
- Lean Six Sigma Black Belt: For those focusing on leading large, complex, and strategic process improvement projects across the entire organisation.
- Master Black Belt: For employees who will coach, mentor, and train Green Belts and Black Belts while also driving the overall Six Sigma strategic deployment.
The CSSC Lean Six Sigma Green Belt is £1,295 inclusive of VAT. This includes one full day tuition, access to practice papers, Courseware, and one tutor 1:1s.
Examination fees are £180 inclusive of VAT. Examinations can be taken at our Authorised Pearson Vue Test Centre in Cardiff or by remote invigilation.
Funding may be available through PLA and ReAct Plus for eligible applicants. Please note, the contents of the course package may vary depending on the funding stream so please check before applying. See funding for further information.
Upcoming Courses
Looking to upskill your team? We can deliver training at your site for cohorts of any size to minimise disruption and maximise your training budget.
By delivering training onsite, we can tailor the learning experience to meet the needs of your organisation, facilitate an environment for your team to learn and grow together, whilst providing you with the visibility to tack and evaluate learning and progression.
Tell us about your training needs and we will provide you with a tailored quote to achieve them.
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Start your application below and we’ll contact you within three working days to discuss your suitability and explore any available funding options.

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