Updated Price Comparisons of Lean Six Sigma Certification Exam Providers

A June 2025 breakdown of updated price comparisons of Lean Six Sigma certification exam providers. The four provider prices included below are ASQ, IASSC, CSSC, and Lean Sigma Corporation. All providers have been in business for over ten years. Each maintain some form of certification record keeping, and all publish certification outlines (Curriculum or BOK; Body of Knowledge).

Notes:

    • Prices as of June 2025
    • Pricing is for Lean Six Sigma Certification Exams
    • There is one pricing table for each Certification Level (BB, GB, YB)

Lean Six Sigma Black Belt Certification Exam Prices

Provider $ Price
CSSC (Council for Six Sigma Certifications)**229
Lean Sigma Corporation450
IASSC (International Association for Six Sigma Certification)450
ASQ (American Society for Quality)*568

*ASQ quoted prices are "Non-Member" prices.

**CSSC offers three levels of Black Belt certification. Levels 1, 2, and 3. Level 1 has no project requirement and is $229.  Levels 2 and 3 each require a $300 upcharge making CSSC's upgraded Black Belt exam price $529.

Lean Six Sigma Green Belt Certification Exam Prices

Provider $ Price
CSSC (Council for Six Sigma Certifications)**159
Lean Sigma Corporation350
IASSC (International Association for Six Sigma Certification)350
ASQ (American Society for Quality)*469

*ASQ quoted prices are "Non-Member" prices.

**CSSC offers two levels of Green Belt certification. Level 1 has no project requirement and is $159.  Level 2 requires a $300 upcharge for project review making CSSC's upgraded Green Belt exam price $459.

Lean Six Sigma Yellow Belt Certification Exam Prices

Provider $ Price
CSSC (Council for Six Sigma Certifications)99
Lean Sigma Corporation250
IASSC (International Association for Six Sigma Certification)250
ASQ (American Society for Quality)*422

*ASQ quoted prices are "Non-Member" prices.