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Lean Six Sigma International, John Dennis Chairman ILSSI

 About Us

The ILSSI was founded as a partnership for greater understanding and standardization between Lean Six Sigma professionals in the UK, Switzerland, EU, USA and the Middle-East with a focus on providing International collaboration, common understanding and standards for both Lean and Six Sigma principles, tools and techniques.
ILSSI runs an annual conference as well as offering training, certification, coaching and consulting services, directly and through its partner network.
International Lean Six Sigma Conference ILSSI Group Photo 2020

Education is central to ILSSI activities. The institute's training and certification programs are divided by global region.   We have Lean Six Sigma Master Black Belts providing consulting and training services in  South East Asia, the Middle-East, Africa, North America, South America and Europe.    The institute's corporate advisory arm offers strategic advice as well as project analysis and guidance to both commercial and not-for-profit clients.

Dr Salman Al-Mishari_website

Dr Salman Al Mishari


Saudi Arabia

Kola Lean Six Sigma ILSSI

Kola Olutimehin



comemit Germany ILSSI Fatemeh Amiri

Fatemeh Amiri

AI and People Analytics Expert


John Dennis ILSSI

John Dennis

Chairman, ILSSI

Constantin Stan Enviso Lean Six Sigma ILSSI

Constantin Stan

CEO, Enviso

Chris Alcock Lean Six Sigma Black Belt

Chris Alcock

Director, UK

Jenny Davis Lean Six Sigma ILSSI Consultant

Jenny Davis

ILSSI Consultant, Scotland

Paul Allen Lean Six Sigma ILSSI

Paul Allen

MBB Coach, UK

Miguel Araujo Lean Six Sigma

Miguel Araujo

Master Black Belt , Portugal


Aleksandr Sidorec

Advisor, Supply Chain

Jiju Antony Lean Six Sigma iLSSi

Professor Jiju Antony

Executive Consultant

Alireza Shokri (2)

Dr. Alireza Shokri

Northumbria University


Siu Wai Au

SE Asia  优思学院


David Annoni

Consultant, North America

Fabio D'agostino

Fabo D'Agostino

Consultant Bio-Tech

Marc Lecoultre b-w

Marc Lecoultre

Expert in AI & Data Science

OpenMind El-Sayed Egypt Lean Six Sigma

Mohamed EL-Sayed

Regional Partner, Egypt

Jimmy Forster Lean Six Sigma

Jimmy Forster

International Partner Liason

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