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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 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
Kola Lean Six Sigma ILSSI
John Dennis ILSSI

Dr Salman Al Mishari


Saudi Arabia

Kola Olutimehin



John Dennis


United Kingdom

Paul Allen Lean Six Sigma ILSSI
Miguel Araujo Lean Six Sigma
Chris Alcock Lean Six Sigma Black Belt

Paul Allen

Master Black Belt Coach

Miguel Araujo

Master Black Belt , Portugal

Chris Alcock

Director, UK

Jiju Antony Lean Six Sigma iLSSi
Constantin Stan Enviso Lean Six Sigma ILSSI

Professor Jiju Antony

Executive Consultant

Constantin Stan

CEO, Enviso

Aleksandr Sidorec

Advisor, Supply Chain

Alireza Shokri (2)
Adam Profile pic - white background 2

Siu Wai Au

SE Asia  优思学院

Dr. Alireza Shokri

Northumbria University

Adam L. Bowden MBB

Kaizen Coach


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


Rocco Imperatore

Crossnova, Italy

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