Certified Lean Six Sigma
Become a Certified Lean Six Sigma – Yellow Belt™ (CLSS-YB™)
Strengthen Execution. Improve Processes. Deliver Measurable Results.
The Certified Lean Six Sigma – Yellow Belt™ (CLSS-YB™) from the Institute of Business Advisors (IBA) is a structured program designed for professionals who want to improve operational performance using proven Lean and Six Sigma methodologies.
This certification equips advisors and operators with the tools to reduce inefficiency, strengthen processes, and drive measurable business impact.
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Why Choose the CLSS-YB™ Certification?
In today’s business environment, strategy without disciplined execution leads to stalled growth and operational drag. The CLSS-YB™ Certification empowers you to:
- Master Process Improvement Fundamentals: Learn Lean principles, waste reduction techniques, and structured problem-solving frameworks that improve performance.
- Increase Operational Discipline: Develop the ability to measure what matters, analyze processes, and drive continuous improvement.
- Stand Out with Structured Execution Expertise: Differentiate yourself with a recognized credential demonstrating operational improvement capability.
- Translate Insight into Impact: Move beyond analysis to implementation using the DMAIC framework and measurable execution strategies.
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What You’ll Learn
The CLSS-YB™ Certification Program consists of 8 structured modules designed to build practical process improvement capability.
Module 1 – Lean Six Sigma Foundations & Business Value:
Understand Lean thinking, Six Sigma fundamentals, and how structured improvement creates measurable value.
Module 2 – Defining Value: Voice of the Customer (VOC)
Learn how to define value from the customer’s perspective and align processes accordingly.
Module 3 – Identifying Waste & Inefficiency:
Recognize operational inefficiencies and apply Lean tools to eliminate waste.
Module 4 – Understanding & Mapping Processes:
Gain skill in process visualization and workflow mapping.
Module 5 – Introduction to DMAIC (Yellow Belt Level):
Understand the Define, Measure, Analyze, Improve, and Control framework.
Module 6 – Measuring What Matters:
Develop discipline around metrics, performance tracking, and accountability.
Module 7 – Applying Lean Six Sigma in Advisory & Operational Settings:
Translate methodology into real-world advisory and corporate environments.
Module 8 – Case Study, Review & Competency Assessment:
Demonstrate applied understanding through structured review and evaluation.
Keep improving. Keep optimizing. Keep executing.
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Who Should Enroll?
The CLSS-YB™ Certification is ideal for:
- CPAs and CAS leaders improving client operations
- Controllers, CFOs, and corporate finance professionals
- Private equity portfolio operators
- Consultants and business advisors
- Managers responsible for operational performance
- Professionals seeking structured process improvement capability
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Your Path to Certification
To obtain the CLSS-YB™ Certification, you must complete all 8 modules and successfully pass the competency assessment.
Estimated time to complete: 8–10 hours.
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Investment and Pricing
The cost for the CLSS-YB™ Certification is $499, paid in two phases:
An initial payment of $199 represents your IBA membership fee (simply click the “Enroll Now” button), which grants you immediate access to all CLSS-YB™ modules as well as your individual learning dashboard.
Phase 2:
Upon successful completion of the modules and submission of your transcript (emailed to contact@theiba.org), the remaining balance of $300 is submitted through the IBA Certification Enrollment page to initiate issuance of your personalized CLSS-YB™ Certificate.
Certification Enrollment Page: https://theiba.org/certification-payment-page/
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Built-In Advisory Toolkit Included
Every CLSS-YB™ learner receives full access to IBA’s MBA-in-a-Box™ — our on-demand advisory toolbox and learning hub.
This includes:
- Practical tools and frameworks
- Business book summaries and insights
- Core MBA concepts
- Real-world case studies
- Full access to IBA Core Courses
Your certification journey is supported by a 24/7 library of actionable business resources designed to strengthen execution capability.
Move from knowing to improving — with structured support you can access anytime.
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Take Action and Strengthen Your Execution Capability
The CLSS-YB™ Certification provides a structured pathway to mastering foundational process improvement and operational discipline.
Enroll today and begin your journey toward becoming a Certified Lean Six Sigma – Yellow Belt™.
✅ In Summary: How to Get Your CLSS-YB™ Certification
Becoming a Certified Lean Six Sigma – Yellow Belt™ is simple. Just follow these 3 steps:
If you’re not already an IBA member, click the “Enroll Now” button to gain immediate access to all CLSS-YB™ modules and your personal learning dashboard.
Finish each module and successfully pass the competency assessment.
When finished, email your transcript to contact@theiba.org and submit the remaining $300 through the Certification Enrollment page to receive your official CLSS-YB™ Certificate.
Acumen. Advisory. Growth.™