Douglas Mader


iSixSigma Membership


Douglas Mader




Douglas Mader is the founder and President of SigmaPro Inc., an internationally recognized consulting firm that specializes in the deployment of Lean Six Sigma and Design for Six Sigma systems.  Dr. Mader has trained and certified hundreds of Executives, Champions, Master Black Belts, Black Belts, and quality practitioners for clients including the American Society for Quality, the Six Sigma Academy and many top companies.

Prior to the formation of SigmaPro Inc., Dr. Mader held several notable positions in the Six Sigma field.  He was a Vice President with the Six Sigma Academy, where he led the Design for Six Sigma business unit.  He was also a corporate director of Design for Six Sigma at Seagate, where he helped develop and implement innovative approaches to the design of products and services.

Dr. Mader held the position of quality program manager in Hewlett-Packard’s corporate quality organization, where he was responsible for the deployment of Six Sigma.

Prior to joining HP, Dr. Mader held the position of principal staff scientist with Motorola’s Six Sigma Research Institute (SSRI). At SSRI, he was instrumental in the development of the original Six Sigma Black Belt model.   Mader holds a Ph.D. in industrial engineering from Colorado State University, an MS in Mathematics from Colorado School of Mines, and a BS in Engineering Physics from South Dakota State University.

Certification Level

Master Black Belt, LSS and DFSS

Certification Body

Motorola University

Certification Year


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