CSSC AccreditedASQ & ISO 18404 Aligned25+ Countries

Become a serious Lean Six Sigma Master Black Belt.

Accredited, project-based MBB certification — built exclusively for experienced Black Belts who are ready to lead at the highest level.

Alliander
VDL
Market Consultive
Scheuten
JDE
TMC
Alliander
VDL
Market Consultive
Scheuten
JDE
TMC
500+ approved partners · 25+ countries · CSSC Accredited · $1,999
500+ approved partners · 25+ countries · CSSC Accredited · $1,999
500+ approved partners · 25+ countries · CSSC Accredited · $1,999
500+ approved partners · 25+ countries · CSSC Accredited · $1,999
500+ approved partners · 25+ countries · CSSC Accredited · $1,999
500+ approved partners · 25+ countries · CSSC Accredited · $1,999
500+ approved partners · 25+ countries · CSSC Accredited · $1,999
500+ approved partners · 25+ countries · CSSC Accredited · $1,999
500+ approved partners · 25+ countries · CSSC Accredited · $1,999
500+ approved partners · 25+ countries · CSSC Accredited · $1,999
500+ approved partners · 25+ countries · CSSC Accredited · $1,999
500+ approved partners · 25+ countries · CSSC Accredited · $1,999
The Credential Gap

Why Master Black Belt? Why now.

Most Black Belts hit a ceiling. The projects are good. The results are there. But the promotions go to MBBs. The consulting mandates go to MBBs. The enterprise programmes are governed by MBBs. The credential gap is real — and it is costing you opportunities you cannot see.

→

Lead enterprise programmes. MBBs govern transformation portfolios, coach Black Belts, and present to boards. BB alone will not get you there.

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Command consulting rates. Independent MBB consultants charge $1,500–$5,000/day. Black Belts charge $800–$1,500. The credential justifies the rate.

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Win corporate mandates. Enterprise procurement increasingly requires MBB-level accreditation. CSSC recognition is accepted across 25+ countries.

MBB Certification

The most rigorous MBB credential available anywhere.

$1,999 · Self-paced · CSSC Accredited

Not a course. A rigorous certification pathway for Black Belts who have already delivered results and are ready to operate at programme level.

01
Advanced Theory
Design of Experiments, advanced statistical methods, change management, and AI-assisted process improvement.
02
Project Submissions
Submit 3–5 completed DMAIC or DMADV projects for review by the MBB board.
03
Live Examination
Structured Q&A with senior MBBs on project decisions, statistical choices, and programme design thinking.
04
CSSC MBB Certificate
Globally recognised MBB certificate issued by the Council for Six Sigma Certification.

Keila — Lean Six Sigma Black Belt, 15+ years experience

What it feels like to earn your MBB.

  • →15+ years as a Black Belt across federal government, manufacturing, and enterprise transformation
  • →Chose LSSB specifically because other certifications felt unrecognised
  • →"It has been a journey for me. And now I can officially say that I am a master black belt."

"It has been a journey for me. And now I can officially say that I am a master black belt."

— Keila, LSSB-certified MBB

Ted Harris — Operations Manager, Victoria's Secret | LSSB Master Black Belt

20+ years of operations. One credential that changed the conversation.

  • →20+ years leading large-scale operations across Amazon, Victoria's Secret, and retail
  • →Running his own consulting practice alongside a senior corporate role
  • →CSSC-accredited LSSB Master Black Belt

"That's great news. The best news I've heard all week."

— Ted Harris, LSSB Master Black Belt
AI-Powered Tools

Professional statistical tools. Free for every practitioner.

90 AI-powered LSS tools built for working practitioners — from hypothesis tests to control charts, capability analysis, and DOE. No licence. No login required.

Open AI Stat Tools ↗
Hypothesis TestingControl ChartsCapability AnalysisANOVARegression AnalysisMeasurement System AnalysisPareto AnalysisFishbone DiagramProcess MappingDOE (Design of Experiments)Gauge R&RFMEA
Partner Network

Join a global network of serious practitioners.

LSSB-certified MBBs can join the Partner Network — gaining access to enterprise coaching mandates, delivery assignments, and a global community of Black Belts and Master Black Belts.

500+
Vetted practitioners globally
25+
Countries represented
200+
Active enterprise mandates
100%
CSSC-accredited members
All Certifications

Start where you are. Go as far as you want.

From Yellow Belt to Master Black Belt — CSSC-accredited, project-based, self-paced.

Master Black Belt
The flagship credential. Advanced methodology, live project review, global partner network.
Black Belt
Advanced methodology, ANOVA, DOE, statistical analysis. Develops full-time improvement professionals.
Green Belt
Project leadership and intermediate statistical analysis.
Yellow Belt
Process awareness and project support skills.
White Belt
Foundation awareness for all employees.

All belts are CSSC-accredited and ASQ & ISO 18404 aligned.

MBB Voices

What our MBBs say.

Practitioners who completed the LSSB Master Black Belt programme, in their own words.

Master Black Belt

"I am happy to share that I have obtained my Lean Six Sigma Master Black Belt Certification. Looking forward to continue leading projects, and supporting others in developing their skills and improving their world. Lean Six Sigma Bureau: thanks for the nice curriculum and the collaboration on the journey!"

CSSC MBB Certificate
Sophie Heinrich
Sophie Heinrich
Transformation Leader, Corteva Agriscience | EMBA, LSS MBB
Master Black Belt

"I've been passionate about Lean Six Sigma for years and it's been a career goal of mine to become officially Master Black Belt certified. Lean Six Sigma Bureau walked me through the process and my dreams are now a reality. They readily answered questions, set up project reviews, and at the end provided me with an internationally recognised certification."

S
Stephen
Operations Director
Master Black Belt

"This curriculum is designed to foster future readiness, incorporating a blend of AI and thought leadership. It is not enough to merely demonstrate confidence in statistical prowess — it is about the ability to explore possibilities and set boundaries for expectations simultaneously."

A
Aditi
Senior Process Improvement Lead
For Organisations

Deploy LSS at scale. One integrated platform.

LSSB gives organisations one system to launch, govern, and scale Lean Six Sigma capability — with integrated training, certification, project tracking, benefits validation, and expert delivery support.

Academy & Certification
White to MBB pathways for enterprise teams — self-paced, CSSC-accredited, JMP and Minitab aligned.
OpEx360 Platform
DMAIC workspaces, project tollgates, benefits tracking, and executive dashboards in one platform.
Partner Network for Delivery
500+ vetted BB and MBB practitioners available for coaching, workshops, and specialist delivery.
Get Started

Ready to earn your Master Black Belt?

Join 500+ practitioners who have earned their CSSC-accredited MBB credential through LSSB's rigorous, project-based pathway.