Master Black Belt Certification

"We’ve had the pleasure of working with GLSS for many years. Their team is professional, reliable, and deeply committed to supporting our mutual goal—the success of our students. GLSS is a trusted partner we truly value." 

"Participants reported not only a stronger understanding of problem solving principles but also greater confidence in applying Lean Six Sigma to real problems. Leadership quickly saw that GLSS’s innovative instructional design was the path forward."

"GLSS has been a trusted partner, easy to work with, and a valuable advisor over the years. The GLSS team was consistently available through chat or email, and issues were resolved quickly!"

"Over the past couple of years, it has been a pleasure collaborating with GLSS to deliver top-tier courses to our SDSU Global Campus students... We are excited to continue offering high-quality Lean Six Sigma programs together!"

"GLSS certification makes our students more competitive in the affiliated healthcare marketplace. GLSS’ exceptional service, responsiveness, innovation, and dedication to supporting our students have been invaluable."

"GLSS has been the foundation of GEHA's continuous improvement training. When we decided to provide our teams with self-paced and online training, we made the right decision by choosing GLSS."

"The GLSS team has provided great support to our students and faculty from day one of our subscription. They are attentive to our questions, and we always receive a speedy reply. The relationship has been smooth and accommodating!"

"The previous training we went through was a week-long boot camp that took us away from our daily work and there was no commitment to do any project afterwards. With GLSS, we were applying the tools to a real project which solidified learning much better."

"Working with GLSS has been an absolute pleasure! We were looking for a self-paced and highly intuitive platform to rollout training on a large scale. I'd highly recommend partnering with the GLSS if you want to drive your organization to a leaner way of working!"

"GLSS does a great job explaining Lean Six Sigma in an easy to follow format – and that’s not an easy task. It’s what got me interested in their courses. The customer service they provide have exceeded my expectations."

"What enabled us to reach our goals was the accessibility and user-friendly design of the GLSS platform—its remote learning model, self-guided structure, and overall affordability made it easy and effective for us to succeed."