OPERATIONS
UNIVERSITY
Professional Certification Programs
Lean Six Sigma
Certifications
Operations University provides practical resources designed to help students and professionals succeed in operations management, supply chain, logistics, and continuous improvement.
What Lean Six Sigma is
Lean Six Sigma is a proven methodology focused on improving processes, reducing waste, and increasing efficiency. At Operations University, we help professionals and organizations apply practical strategies that lead to measurable results and smarter operations.
Who It Is For
Designed for professionals, teams, and organizations looking to improve efficiency, optimize workflows, and strengthen operational performance.
Benefits & Why Get Certified
Lean Six Sigma certification helps you build in-demand skills, improve business results, and advance your professional growth with confidence.
Lean Six Sigma Belt Certifications
Yellow Belt — $99
Build practical problem-solving skills and learn how to support process improvement projects within your team or organization.
Green Belt — $499
Develop advanced knowledge in data-driven improvement strategies and lead projects focused on efficiency, quality, and performance.
Black Belt — $899
Master Lean Six Sigma leadership tools and learn how to drive large-scale operational transformation and continuous improvement initiatives.
Build Practical Skills in Process Improvement & Operational Excellence
Operations University offers certifications designed for professionals who want to improve processes, reduce waste, strengthen quality, and drive better operational results. Our programs provide a practical path for building real-world improvement skills.
Our programs are built for professionals in operations, manufacturing, logistics, quality, service, distribution, and other process-driven environments.
For the project, you apply Lean Six Sigma tools to a real or sample process improvement and submit a short report demonstrating your results.
Certification requires both an exam and a project submission (Yellow, Green, Black).
The comprehensive toolkit is included in the purchase price.
Learners may attempt the certification exam up to three times.
White Belt Certification Exam
Best for beginners who want a simple introduction to Lean Six Sigma
The Lean Six Sigma White Belt certification is the starting point for learners who are new to process improvement. It introduces the core ideas, language, and purpose of Lean Six Sigma in a way that is easy to understand and apply.
White Belt is a strong fit for professionals who want to build foundational awareness before moving into more advanced belt levels. It is also useful for individuals who work in environments where continuous improvement, quality, and efficiency matter, but who may not yet be directly leading improvement efforts.
$
0
Yellow Belt Certification Exam & Project Report Out
Best for learners who want foundational process improvement knowledge
The Lean Six Sigma Yellow Belt certification is designed for learners who want to move beyond basic awareness and begin building practical process improvement knowledge. Yellow Belt helps professionals understand key Lean Six Sigma concepts and prepares them to contribute more effectively to improvement efforts in the workplace.
This certification is often a strong fit for frontline employees, coordinators, team members, early-career professionals, and supervisors who want to better understand waste reduction, process improvement, and structured problem solving.
To earn Yellow Belt certification, learners must pass the certification exam and submit a project. The toolkit is included in the purchase price, and learners may attempt the exam up to three times.
$
99
Green Belt Certification Exam & Project Report Out
Best for professionals who want to apply Lean Six Sigma more directly in operations
The Lean Six Sigma Green Belt certification is designed for professionals who want a more active role in process improvement and operational problem solving. Green Belt helps learners apply Lean Six Sigma tools more directly in projects, identify root causes, improve performance, and support measurable change.
Green Belt is often a strong fit for operations professionals, supervisors, quality personnel, analysts, team leaders, and continuous improvement practitioners who want to strengthen their practical improvement capability.
To earn Green Belt certification, learners must pass the certification exam and submit a project. The toolkit is included in the purchase price, and learners may attempt the exam up to three times.
$
499
Black Belt Certification Exam & Project Report Out
Best for advanced process improvement and operational leadership capability
The Lean Six Sigma Black Belt certification is designed for professionals who want advanced capability in process improvement, analysis, project leadership, and change execution. Black Belt supports learners who want to solve more complex operational challenges, lead larger improvement efforts, and increase their impact across teams and organizations.
This certification is typically best for experienced professionals, managers, continuous improvement leaders, quality leaders, and operations professionals who want a deeper level of Lean Six Sigma expertise.
To earn Black Belt certification, learners must pass the certification exam and submit a project. The toolkit is included in the purchase price, and learners may attempt the exam up to three times.
$
899
Why Choose Operations University
Designed for students and professionals who want to study smarter and achieve operational excellence.
Built by Industry Experts
Programs grounded in decades of real operations and supply chain leadership.
Fortune 100 Clients
Trusted by professionals from leading global organizations.
5,500+ Certifications Awarded
A proven track record of professional development.
Practical and Applicable
Skills you can apply on the job, not just theory.
Lean Six Sigma certification is a professional credential that demonstrates knowledge of process improvement, waste reduction, quality improvement, and structured problem solving. These certifications are widely used by professionals who want to improve performance, reduce inefficiency, strengthen quality, and solve operational challenges in a more disciplined way. Lean Six Sigma combines two proven approaches. “Lean” focuses on improving flow and reducing waste, while “Six Sigma” focuses on reducing variation and improving consistency. Together, they create a practical framework for improving processes and business results.
Operations University offers Lean Six Sigma White Belt, Yellow Belt, Green Belt, and Black Belt certifications. These certifications are designed to help learners build knowledge and practical skill at increasing levels of depth and responsibility. Each belt level is intended for a different type of learner. Some are ideal for beginners who want a strong introduction to Lean Six Sigma, while others are designed for professionals who want to lead improvement projects, apply advanced tools, and drive operational results.
The difference between Lean Six Sigma belt levels comes down to the depth of knowledge, expected application, and level of responsibility.
**White Belt** is the starting point. It introduces basic Lean Six Sigma concepts, terminology, and the overall purpose of process improvement.
**Yellow Belt** builds on that foundation and is designed for learners who want practical knowledge of key tools and concepts. It is often a good fit for people who want to participate in improvement efforts and better understand how Lean Six Sigma applies to day-to-day work.
**Green Belt** is a more advanced level for professionals who want to apply Lean Six Sigma more directly in projects and operations. It is often suited for those who want to take an active role in solving problems, improving processes, and supporting measurable change.
**Black Belt** is the most advanced Lean Six Sigma certification offered by Operations University. It is designed for professionals who want deeper expertise in analysis, project leadership, and continuous improvement execution across larger or more complex operational challenges.
Lean Six Sigma White Belt certification is the most beginner-friendly certification level. It is designed to introduce learners to the core language, mindset, and purpose of Lean Six Sigma. White Belt is a strong entry point for individuals who are new to process improvement and want to understand the basics before moving into more advanced certification levels. It can also be helpful for professionals who work in operations, manufacturing, logistics, service, or business environments where process improvement is important.
Yes. The Lean Six Sigma White Belt certification is free. This makes it an excellent starting point for learners who want to explore Lean Six Sigma, build foundational knowledge, and understand whether they want to continue into Yellow Belt, Green Belt, or Black Belt certification later.
Lean Six Sigma Yellow Belt certification is designed for learners who want foundational process improvement knowledge and a practical introduction to Lean Six Sigma tools and methods. Yellow Belt is often the right next step for people who want more than basic awareness. It helps learners understand how Lean Six Sigma works in real operational environments and prepares them to begin thinking more systematically about waste reduction, problem solving, and process improvement.
Yellow Belt is often a strong fit for frontline employees, coordinators, team members, early-career professionals, supervisors, and other learners who want to build process improvement knowledge they can use on the job. It is especially useful for people who want to understand how Lean Six Sigma supports better performance in manufacturing, logistics, service operations, distribution, quality, and other process-driven environments.
Lean Six Sigma Green Belt certification is designed for professionals who want to move beyond foundational knowledge and apply Lean Six Sigma more directly in projects and operational improvement efforts. Green Belt supports learners who want to take a more active role in identifying problems, analyzing root causes, improving processes, and contributing to measurable operational results. It is a practical certification for professionals who want to increase their effectiveness and add more value in improvement-focused roles.
Green Belt is often the best fit for operations professionals, supervisors, quality personnel, analysts, technical staff, team leaders, and continuous improvement practitioners who want to lead or support improvement initiatives more directly. It is well suited for professionals who want stronger problem-solving capability, more confidence with Lean Six Sigma tools, and a more hands-on role in process improvement.
Lean Six Sigma Black Belt certification is an advanced certification for professionals who want deeper expertise in process improvement, analysis, project leadership, and operational change. Black Belt is intended for learners who want to lead more complex improvement efforts, influence broader business results, and strengthen their ability to guide teams through structured problem solving and performance improvement.
Black Belt is typically the right fit for experienced professionals, managers, continuous improvement leaders, quality leaders, operations leaders, and others who want advanced capability in process improvement and change execution. It is especially valuable for professionals who want to lead larger initiatives, solve more complex operational problems, and increase their impact across a team, department, or organization.
Current Lean Six Sigma certification pricing is:
White Belt: Free
Yellow Belt: $99
Green Belt: $499
Black Belt: $899
These certification options are designed to offer an accessible path from introductory knowledge to advanced operational improvement capability.
For all paid Lean Six Sigma certifications, the toolkit is included in the purchase price. This gives learners practical resources to support preparation, application, and understanding as they work through the certification process. Including the toolkit helps reinforce the hands-on, real-world focus of the program.
Yes. The Yellow Belt, Green Belt, and Black Belt certifications each require passing a certification exam. The exam is part of the certification process and is intended to confirm that the learner understands the concepts, tools, and methods associated with that belt level.
Yes. In addition to passing the exam, the Yellow Belt, Green Belt, and Black Belt certifications also require submission of a project. This is an important part of the certification path because it demonstrates practical application, not just academic understanding. It shows that the learner can take the concepts and apply them in a meaningful operational context.
Yes. To earn Yellow Belt, Green Belt, or Black Belt certification, learners must complete both requirements:
1. Pass the certification exam
2. Submit the required project
This combined approach helps ensure that certification reflects both knowledge and practical capability.
Learners may attempt the Lean Six Sigma certification exam up to three times. This provides multiple opportunities to successfully complete the exam and move forward in the certification process.
Operations University requires a project because real value comes from application, not just theory. A project helps confirm that learners can use Lean Six Sigma concepts in practice to identify issues, improve processes, and think more effectively about operations. This practical requirement supports stronger learning outcomes and gives the certification more meaning for professionals who want to demonstrate useful capability in the workplace.
Students should expect a practical learning process that includes reviewing key Lean Six Sigma concepts, studying the tools and methods relevant to the certification level, preparing for the exam, and, for Yellow Belt, Green Belt, and Black Belt, completing a project. Learners should expect a certification experience that combines knowledge development with real-world application. This is especially important for professionals who want a certification that reflects practical usefulness, not just test-taking ability.
The right certification depends on your current experience, responsibilities, and goals. If you are new to Lean Six Sigma or process improvement, White Belt or Yellow Belt is usually the best place to start. If you want to apply Lean Six Sigma more directly in projects and operations, Green Belt may be the better fit. If you want advanced capability in process improvement, project leadership, and operational change, Black Belt is often the strongest choice. Choosing the right belt level starts with being honest about where you are now and where you want to go professionally.
Operations University is built around practical, real-world education for professionals who want to improve operations and lead more effectively. Rather than focusing only on theory, the programs are designed to connect learning to real operational environments and practical business results. The combination of Lean Six Sigma certifications and a broader operations leadership credential gives learners multiple pathways depending on whether they want to strengthen process improvement skills, leadership capability, or both. For professionals who want training that feels relevant to the realities of operations, Operations University provides a practical and focused approach.
For most beginners, Lean Six Sigma White Belt is the easiest place to start because it introduces the basic concepts and language of Lean Six Sigma. For learners who want a more practical next step, Yellow Belt is often the best beginner-friendly paid certification because it builds foundational process improvement knowledge and introduces more applied thinking.
That depends on the skills they want to build. For managers and supervisors who want stronger process improvement and problem-solving skills, Lean Six Sigma Green Belt is often a strong fit. For managers and supervisors who want a broader understanding of leadership, daily management, performance systems, planning, people management, and operational execution, CPOL may be the better fit. In some cases, both can be valuable over time.
A certification that includes a project demonstrates more than test knowledge. It shows that the learner can apply concepts in a practical setting. That matters because employers and professionals alike often place more value on certifications that reflect real capability, not just familiarity with terms. Requiring a project helps make the certification more credible, more practical, and more aligned with how improvement work happens in the real world.
Yes. Many professionals benefit from completing more than one certification over time. For example, a learner may start with White Belt or Yellow Belt, move into Green Belt, and later pursue Black Belt. Others may combine Lean Six Sigma certification with CPOL to build both improvement capability and broader operations leadership knowledge. A layered approach can be especially valuable for professionals who want to grow into larger roles over time.
Operations University is designed around practical operations education, not generic training. Its certification path supports both specialized process improvement and broader operations leadership development. That combination is important because many professionals do not just need to improve a process. They need to lead people, manage performance, align operations with goals, solve problems, and drive results across a larger operating environment. By offering both Lean Six Sigma certifications and CPOL, Operations University helps fill that real-world need.
Getting started is simple. Review the available certifications, compare the options based on your experience and goals, and choose the path that best matches your next step. If you are new to Lean Six Sigma, White Belt or Yellow Belt may be a strong place to begin. If you want to build more advanced improvement capability, Green Belt or Black Belt may be the better fit. If you want broader development as an operations leader, CPOL may be the right choice. The most important step is to start with the certification that aligns with where you are today and where you want to grow next.
