SigmaPro is a leading provider of training, certification, and consulting services in Lean Six Sigma (also known as Lean Sigma), Design for Six Sigma, Leadership & Change Management, as well as in general tools and methods to support operational excellence. SigmaPro offers Champion, Master Black Belt, Black Belt, Green Belt and Yellow Belt certifications for Lean Six Sigma, Six Sigma and Design for Six Sigma. SigmaPro's Lean Six Sigma and Design for Six Sigma training and consulting services reflect our unsurpassed experience, research, development, and refinement of these methodologies. SigmaPro strives to provide the highest value in the industry through best-in-class training and consulting at reasonable prices.

SigmaPro Inc. was founded by Dr. Douglas Mader in December of 2000. With global headquarters located in Fort Collins, Colorado, SigmaPro serves satisfied clients throughout the world via facilities located in key geographic areas including: China, France, Germany, Mexico, Spain, Thailand, and the United Kingdom. SigmaPro also works closely with Toshiba Sigma Consulting to provide exceptional Lean Six Sigma and Design for Six Sigma training in Japan and China. Beyond value and experience, an important benefit to working with SigmaPro is that we provide uniform training curricula and certification criteria throughout the world in Lean Six Sigma, Design for Six Sigma and Six Sigma. The mission of SigmaPro is to provide to our clients the highest level of service in Design for Six Sigma, Lean Six Sigma, Leadership and Tools & Methods training and consulting and to set a new standard for excellence in client satisfaction. In doing so, SigmaPro's goal is to be the worldwide supplier of choice for Lean Six Sigma and Design for Six Sigma training and certification. To achieve our mission, SigmaPro has adopted the following core values:

  • We will continue to build a dedicated team of competent professionals who have strong communication skills, have the highest levels of integrity, and are dedicated to ensuring the success of our clients.
  • We will continue to develop innovative strategies, tactics and tools to maintain and further SigmaPro's technical lead in Lean Six Sigma training, Six Sigma training, and Design for Six Sigma training.
  • We will be second to none in providing value to our clients by offering our innovative, state of the art services in Lean Six Sigma training, Six Sigma training, and Design for Six Sigma training at or below market rates.
  • We will promote a mutual exchange of information and ideas between ourselves, our clients and the general community.

SigmaPro's instructional and consulting team is comprised of highly competent Master Black Belts that have diverse backgrounds and significant experience in the delivery of enterprise-wide improvement initiatives. SigmaPro Master Black Belts have an average of 23 years of experience and all have successfully deployed Lean Six Sigma, Lean and/or Design for Six Sigma (DFSS) for multinational corporations. In addition to consulting and training, several members of the SigmaPro team have also held senior management positions and were directly responsible for Six Sigma, Lean Six Sigma and/or Design for Six Sigma deployments. All SigmaPro Master Black Belts have attended and completed SigmaPro’s rigorous Master Black Belt certification course, and they have been personally selected and screened by Dr. Mader. All SigmaPro employees and consultants are expected to abide by the SigmaPro mission statement and core values. 








Meet Our Team
Achim Muckenschnabl, GM


Chris Rees, GM


United Kingdom
Sofia Rendon, GM


Weixing Yu, GM




Douglas Mader, CEO


United States