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The most recognised accredited lean six sigma

Dr Mikel J Harry® Six Sigma Management Institute Inc. (SSMI®) was founded by the Co-creator of Six Sigma, world renown author late Prof. Mikel J Harry in year 2003, specializes in profit optimization solutions for mid-size and large-scale companies by provisioning Organizational Excellence (OE) consulting, training & development and programme management services.

The business mission of SSMI® is eloquently simple

– 'maximize the velocity of value creation for our client's; and do so in a way that is highly repeatable, sustainable, accountable, verifiable, teachable, and affordable'.


To achieve this aim, SSMI® works with the Client to deploy, implement and engage superior strategies, tactics and tools – regardless of the Client’s size or the nature of its business.

Thus, SSMI® is enabled to deliver unique, value-centric solutions for a wide range of dynamic business needs. This extraordinary capability was achieved by combining new and emerging technologies with Dr. Harry’s (Co-Creator of Six Sigma, National Best Selling Author and Consultant to World's Top Executives) 35 years of demonstrated experience in the areas of executive management, engineering, process optimization, and quality improvement. 


Six Sigma Asia (Pvt) Ltd. was established in year 2010 to spread awareness on Lean Six Sigma in the Asian region by collaborating with the industry experts to provide training and consultancy. It manages one of Asia’s largest gathering space for Lean Six Sigma enthusiast in Linkedin – ‘Lean Six Sigma Asia group’ and has been featured in many industry forums and conferences.


In March 2015, Six Sigma Asia Private Limited (SSA) was appointed by Dr. Mikel J. Harry's Six Sigma Management Institute Inc. to manage its operations for Asia, Australia, New Zealand and Middle East as part of  SSMI’s global expansion and SSA was re-branded as Dr Mikel J Harry Six Sigma Management Institute Asia

The most recognised accredited lean six sigma
The most recognised accredited lean six sigma
The Late
Dr. Mikel J Harry

Founder/ Former COB

Six Sigma Management Institute Inc.

Dr. Harry has been widely recognized in many of today's major publications such as the co - creator of Six Sigma and the world 's leading authority in this field. His book entitled Six Sigma: "The Breakthrough Management Strategy Revolutionizing the World's Top Corporations", was on the best list of the Wall Street Journal, New York Times, Business Week, and seller. 

He has been a featured guest on popular television programs, such as the premier NBC's "Power Lunch". He is still often quoted in business journals such as The Economic Times and USA Today. In addition, Dr. Harry has received many distinguished awards in recognition of his contributions to industry and society.  

The most recognised accredited lean six sigma
Aroshi Munasinghe

Digital Marketing Director

Six Sigma Management Institute Inc.

Vice President / Director

Six Sigma Management Institute Asia


Aroshi Munasinghe has in-depth experience in the field of education and training. She is one of the well-known resources in Sri Lanka in the fields of Business Communication, Voice & Accent Training and IELTS mentoring & coaching. Aroshi Munasinghe is an accredited trainer in multiple domains and known for her avid dynamic style of training delivery. 

Aroshi Munasinghe holds an MBA from Postgraduate Institute of Management with a Merit Award, Postgraduate Diploma in Marketing (CIM-UK), HND in IT (SLIIT),Master Practitioner Certificate in Neuro Linguistic Programming (Dr. Richard Bandler), Train-the-Trainer (TTT) (Evolve India), Voice & Accent Training (Evolve India), IELTS Certified Trainer Certification from British Council, TKT (Cambridge UK) and Lean Six Sigma Black Belt Certification from SSMI USA. 

During her tenure of over 15+ years, Aroshi Munasinghe has been able to transform the communication skills of over 5000+ professionals from diverse sectors not limited to Banking, Legal, Hospitality, Health, Defense, Apparel,

Financea,FMCGa,ICTa& Telecommunication. 

In 2019, in recognition of her significant contribution towards teaching excellence, Aroshi Munasinghe was awarded the Karmaveer Chakra Bronze Award by REX in association with United Nations. Aroshi Munasinghe is also a recipient of several Sri Lankan prizes for CIM-UK & AAT-SL Certifications and a Merit award holder for many of the credentials pursued by her. Aroshi Munasinghe is often being featured as a speaker & as part of the visiting faculty for MBA, Teacher Training & Bachelors programs in many leading foreign universities and colleges in Sri Lanka

Aubrey Jones

Global Director - Latin America

Six Sigma Management Institute Inc. -

Aubrey has over 30 years of experience in food, ingredient and consumer manufacturing companies.  He began his career in engineering for a large food company and progressed to leading their corporate engineering. 


Continuous Improvement has always been a major part of his responsibility and has become his total focus over the majority of his career. Through continuous improvement, Aubrey has helped companies realize benefits that total into the billions of dollars.  Most recently he led a continuous improvement effort for a $6B Fortune 500 company and helped them realize hundreds of millions of dollars of financial and business impact.  


He is a BB in Lean Six Sigma and is a certified Executive Master Black Belt in Six Sigma, trained personally by Dr. Mikel Harry.

The most recognised accredited lean six sigma
Sandra Harry

Chairman of the Board  

Six Sigma Management Institute Inc.

Sandy is a corporate Executive with 18+ years of proven experience in large-scale, national and international companies. She is a former CFO  and holds an MBA  from University of California, Irwine and is a certified Executive Master Black Belt in Lean Six Sigma from SSMI. She fortifies her masteries in strategic resource management, business optimization, and profitability. She enjoys her COO role overseeing and co-driving the successes of the Six Sigma Management Institute, The Great Discovery, Six Sigma Wings for Heroes She and travels the world educating the benefits of benchmarking from Dr. Mikel Harry’s Six Sigma e-learning programs for business and life improvement.

The most recognised accredited lean six sigma
Dr. Fabrizio Majorana

Global Director - UK, Europe & Russia

Six Sigma Management Institute Inc. -

President / Managing Director

Six Sigma Management Institute Europe 

Dr. Fabrizio Majorana well known resource in Europe of Organizational Excellence and Lean Six Sigma, who has served as the Quality Leader of Ferrari enabling them to win 8 world championships by applying Six Sigma. Apart from Ferrari, Fabrizio has also been the quality leader of Maserati and served as Quality Director/COO of UniCredit group, as a MBB for General Electric and Allied Signal. He was also a member of the International Jury committee for Process Excellence award for 8 consecutive years. He has helped more than 108 companies and mentored over 230 projects across all type of industrial sectors and currently serves as the Executive Director of Six Sigma Management Institute Europe.

He is also the author of “Lean Banking” and has trained thousands of resources on Organisational Excellence and Lean Six Sigma and is the first-ever Executive Master Black Belt to be certified by Prof. Mikel J Harry in Europe

Cathy Lawson.jpg
Dr. Cathy Lawson

Executive Master Black Belt

Six Sigma Management Institute Inc.

Dr. Lawson works as a consultant, teacher, executive coach, author and statistician. Cathy started her career with Motorola in 1985 where Dr. Mikel Harry served as her teacher and mentor. She read the first technical paper on Six Sigma and was among the first certified Six Sigma Black Belts in the world. She served on the Motorola Corporate Black belt Steering Committee and was a member of the Motorola Science Advisory Board.


In 2001 Motorola Government Electronics Group was sold to General Dynamics. Cathy served as Quality Director for two GD business units responsible for one billion dollars in sales. She led the Group Six Sigma program and served as an advisor to a GD corporate team on Six Sigma implementation.


In 2007 Cathy started her own consulting and coaching business. During that time she co-authored a book with Dr. Harry on The Great Discovery. She continues to coach and teach the Great Discovery to individuals and teams.


In 2011 Cathy joined Medtronic where she served as the Tempe Campus site lead for Design for Six Sigma.


Cathy has an undergraduate degree in BioMedical Engineering. She holds a Masters degree and PhD in Industrial Engineering from Arizona State University. In 2014 she attended the first Executive Master Black Belt class and received the second EMBB certificate awarded by Dr. Harry.

The most reputed recognised accredited lean six sigma resource in the world
Dumidu Ranaweera

Global Director - APAC, Middle East, Africa & Canada

Six Sigma Management Institute Inc.

President / Managing Director

Six Sigma Management Institute Asia


Dumidu is one of the well-known resources in the field of Lean Six Sigma and Organizational Excellence in the region and has been personally endorsed by the principal architect of Six Sigma Dr Mikel J. Harry as one of the best resources available on Six Sigma. He is featured frequently as a Keynote Speaker/ Chief Guest/Award Judge in many international and local forums and carries extensive expertise relating to Organizational Excellence.

During his illustrative career, Dumidu has been recognised by many industry forums and associations. These include ‘Lean Six Sigma Coaching Excellence Medal’ by Six Sigma Management Institute USA, Karmaveer Chakra Silver Award by REX India in association with United Nations, 'Business Leader of the Year 2017 & 2019' Awards during Sri Lanka Quality Leadership Awards, 'Hall of Fame Award' during Asia Training & Leadership Awards 2019 and in Sri Lanka in 2017, IT-BPO Young Outstanding Professional Sri Lanka Award from ICTA etc. He is also the first individual outside the USA to be awarded the 'Executive Master Black Belt' status by late Prof. Mikel J. Harry.

Dumidu has guided over 100+ plus organisations, both manufacturing and services across nine countries in their organisational excellence journey and known for his avid skills in Lean Six Sigma deployment and credentials in multiple business disciplines. During the 19+ span of his career, he has mentored over 500+ process excellence projects across various domains and trained over 10,000+ resources. He has also been responsible for award-winning Organizational Excellence & Lean Six Sigma deployment programmes and implementation of management systems in novel domains.


Alan Leduc

Global Director - USA

Six Sigma Management Institute Inc. 

Alan offers a unique background that blends business and education with experience in engineering, systems analysis, manufacturing, executive management, and education. Alan was

mentored by Dr. Mikel Harry and served as Mikel’s research partner for 15 years. Alan was given EMBB #0001 as a statement of appreciation for his talents and loyalty to Mikel’s philosophy of Six Sigma.

Alan earned his undergraduate degree in Industrial Engineering Technology, an M.B.A. and a M.S. degree in Engineering. In addition to his diverse education, Alan also has had a diverse career.  Alan spent seven years working in the construction industry as a designer and structural engineering technician and eleven years in manufacturing holding such positions as General Foreman, Manufacturing Engineering Manager, and Engineering Manager. As an executive he held the position of V.P. and General Manager and was responsible for manufacturing, engineering, and customer service.

As a professor, Alan was awarded the Sargent Americanism Award presented by the The Society of Manufacturing Engineers to recognize faculty who have developed significant and innovative course work giving students a better understanding of manufacturing-related business skills. Won the Outstanding Paper Award in the Manufacturing Division of the America Society of Engineering Educators. With the guidance of Mikel Harry, Alan developed a Minor in Process Improvement focused on bringing Lean Six Sigma Black Belt training to undergraduate students.

Alan has work on Lean Six Sigma projects both within the U.S. and internationally. Alan is the Technical Editor for The Great Discovery Novel and developed the case study and workbooks for the Mindpro Simulated Case Study based upon Mikel's original work. Alan's education and diverse background allows him to perform complex analysis. His background as a teacher and trainer allows him to teach others to do the same. His communication skills allow him to present findings in the language of the person to which he is communicating. Alan provides thorough solutions presented in a way that is understandable to all levels of an organization. 



Dr. Mikel J Harry Six Sigma Management Institute 


3370 North Hayden Road, Suite 123-320, Scottsdale, AZ 85251, USA


Dr. Mikel J Harry Six Sigma Management Institute Asia


20/3, Cooray Mawatha, Welikada, Rajagiriya, Colombo,Sri Lanka |




Dr. Mikel J Harry Six Sigma Management Institute Europe


10 Philpot Ln, Bridge, London EC3M 8AA, UK |



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