Lean Six Sigma International Association

LSSIA is the first organization that focuses the efforts of continuous improvement through world-class methodology of Lean Six Sigma widely internationally.

About Us

LSSIA is a Professional Association dedicated to growing and enhancing the standards within the Lean Six Sigma Community. LSSIA is the only independent third-party certification body within the Lean Six Sigma Industry that does not provide training, mentoring and coaching or consulting services.

LSSIA exclusively facilitates and delivers centralized universal Lean Six Sigma Certification Standards testing and organizational Accreditation.

Our organization recognized Lean Six Sigma Certifications can be found in leading multinational corporations in addition to automotive, healthcare, textile, services, government, manufacturing, energy, petroleum and military industries worldwide. 

Our organization focuses companies with global presence, professionals and consulting firms in USA, Latin America, Europe and Asia.


Being the international benchmark that successfully contribute in the definition, standardization and implementation of the requirements of Accreditation and Certification Lean Six Sigma.


Contribute to the estandarization of requirements from Lean Six Sigma Certification for all skill levels including: LSSMBB, LSSCH, LSSBB, LSSGB. 

On the other hand provide strong support for the development of training curricula Accreditation for LSSYB and LSSWB levels according to specific needs of each organization.


LSSIA establishes international requirements for certification as LSSCH, LSSBB, LSSGB. 

These certifications consider technical training, passing exams DMAIC including statistical software module, while DFSS – DMADV methodology for LSSMBB.

In addition the development of an improvement project with the validation of the company or organization that quantifies the tangible and/or intangible benefits of the project done.

Lean Six Sigma Black Belt

Lean Six Sigma Green Belt

Lean Six Sigma Champion

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