Lean Six Sigma Yellow Belt

Course Code:



ONLINE live courses are now available. Thornley Group certification is included as part of the course fee. Once candidates have attended either our online or in-person courses, they will be eligible for the optional IASSC Yellow Belt certification exam. NOTE: The IASSC certification exam is closed-book and requires significant personal study. Recertification is required every 3 years (fees apply).

Course duration:

2 days of classroom training; or 3 x 2.5 hours of online instruction, plus 10 hours of personal study.


The Yellow Belt course equips attendees to get started with delivering improvement activities straight away. The certification provides candidates with the knowledge they will need to take part in improvement projects in a structured and measurable way. The online course requires a further 10 hours of personal study that consists of video reviews, problem worksheets and quizzes.


From $420 plus GST

All major credit cards accepted

IASSC Accredited Training Organization badge | Thornley Group

TGLSAU006 lean six sigma yellow belt training

Lean and Six Sigma principles allow a business to better deliver on its goals and objectives through the application of proven improvement tools. Lean Six Sigma promotes a customer-centric model that delivers benefits quickly by improving both process quality and profitability. 

The Yellow Belt certificate equips attendees to make a start on delivering improvement activities right away. Candidates receive all the knowledge they will need to take part in improvement teams and have a structured and measurable impact.

Thornley Group Yellow Belt training is carried out by professional trainers. Thornley Group trainers are experienced senior practitioners of both Lean and Six Sigma. Once the course has been completed, all candidates will have a detailed understanding of the principles and applications of Lean Six Sigma methodologies.

Lean & Six Sigma training at your office

Thornley Group Yellow Belt training is designed to suit professionals at all levels of seniority. We provide an enjoyable and effective learning experience that delivers measurable results, increasing awareness and organisational effectiveness. Content can be designed for your organisation and delivered with your branding where required.

Training can either be carried out online or at one of our approved venues. 

Improving business performance is a process of many steps.

The first step is to make a commitment to changing the way you do business. Organisations that adopt Lean Six Sigma see marked improvements across their activities, increasing effectiveness and efficiency while reducing organisational waste. Lean Six Sigma training can help organisations achieve measurable cost, quality and product improvements that go on to impact customer satisfaction and make your organisation a more effective competitor.

Contact us to find out more about Thornley Group training and consulting.

How can we help?

Thornley Group provides training and consultancy solutions that enable organisations to map out more effective strategies and deliver process improvement projects in a sustainable way. Candidates will be equipped with all the information they need to deploy Lean Six Sigma sustainably and ensure their organisations see the long-term benefits of Yellow Belt training.

Certifying the key people in an organisation to carry out process improvement is a practical step towards increasing organisational performance and reducing unnecessary waste. Thornley Group provides all the support candidates need to set and deploy strategies effectively.

Speak to a Thornley Group training consultant today.

  • Course manual
  • Thornley Group certification exam included
  • Online practice exam
  • 6 months email support for project work
  • Access to our supplementary online Lean training
  • Online resources and templates

Thornley Group’s Lean Six Sigma Yellow Belt training delivers training on Lean Six Sigma tools, methodologies and benefits. The course prepares attendees to operate in Lean Six Sigma teams and to implement process improvement. Attendees receive detailed instruction on the Six Sigma DMAIC improvement tools to become fluent in the language of Lean and Six Sigma. Yellow Belt training is aimed at organisational members who spend time involved in process improvement teams, either as team members or process owners.

Our trainers deliver course content, using their practical experience and simulation exercises to take candidates through the process of applying the Lean Six Sigma tools and techniques they learn.


Introduction to Lean Six Sigma

  • Why variation and waste undermine organisational effectiveness
  • The focus on customers as a means of maximising performance
  • The cost of poor quality and the business case for Lean Six Sigma

Harnessing the power of teams

  • Developing the Project Team Charter
  • Best practice methods for driving team performance

The Define Phase – Correctly defining business issues and problems

  • Defining scope, detailing project objectives and relating to the ‘Voice of the Customer’
  • Six Sigma project alignment to strategic objectives
  • Building a picture of business processes through process mapping

The Measure Phase – Managing by the fact

  • Understanding different data types and appropriate measurement methods
  • Brainstorming
  • Affinity Diagrams
  • Value Stream Mapping
  • Integrated Flow Charting
  • Prioritising potential process issues using cause and effect and FMEA
  • Using statistical concepts to collect and analyse business information
  • Calculating the process sigma

The Analyse Phase – Identifying root causes through analytical methods

  • Using the 5-Whys
  • Focusing the problem through Pareto

The Improve Phase – Making improvements and delivering the benefits

  • Using data and creativity in a structured way to identify solutions
  • Selecting the right solutions and managing change
  • Implementing 5S
  • Reducing Lead Times and Cycle Times
  • Increasing Performance and Customer Satisfaction

The Control Phase – Controlling the process and sustaining the benefits

  • Mistake proofing using ‘Poka Yoke’ methods
  • Understanding the construction and use of control charts
  • Sustaining improvements

There are no prerequisites for this course.

Upgrade to Green Belt

After this course with just a further 3-days training. See below for more details.

Find Out How
Request a fitting
  • This field is for validation purposes and should be left unchanged.