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Zellis
Building Capability at the Core of Payroll and HR Services
As a leading provider of payroll and HR solutions in the UK and Ireland, Zellis operates in a domain where accuracy, compliance, and service consistency are critical. Our engagement brought us into teams focused on strengthening internal problem-solving capabilities, improving process alignment, and supporting a culture of continuous improvement across operations. The commitment to excellence in delivery was matched by a clear intent to invest in scalable internal capability.
It was a privilege to work with professionals who brought diligence and purpose to every initiative. Their openness to structured thinking and collaborative improvement made this engagement both impactful and future-focused.
Testimonials for Benchmark Six Sigma
Feedback Filters
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Well-structured course
The instructor was knowledgeable and responsive, I appreciate the expert guidance throughout the course. The course is well-structured, guiding learners through progressively advanced modules such as Omega, Lambda, Iota, Zeta, Epsilon and Theta. This provides an in-depth understanding of Lean Six Sigma principles. The inclusion of detailed study materials, practice exercises, and sample question papers for each module helped reinforce key concepts and made exam preparation manageable.
Lean Six Sigma Black Belt
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Excellent Faculty
The course was very helpful and informative, offering valuable learnings that enhanced my understanding and skills effectively.
Lean Six Sigma Black Belt
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Empowering Professional Growth
This course has significantly contributed to my professional development. The course material is excellent, and the faculty delivered the content with clarity and expertise, making it a highly valuable learning experience.
Lean Six Sigma Black Belt
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Well-Structured Learning Experience
The course was very well-structured and provided a great learning experience, making complex concepts easy to understand and apply.
Lean Six Sigma Green Belt
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Excellent Experience with LSSGB Training
I found the LSSGB course to be very informative and well-organized. The trainer explained complex concepts in a simple and practical way, making it easy to understand and apply. The examples and case studies were especially helpful in connecting theory to real-life situations. Overall, it was an engaging and valuable learning experience that has improved my understanding of Lean Six Sigma principles.
Lean Six Sigma Green Belt
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ECIL Feedback
The course was good , comprehensive, specific to the subject. The knowledge, concept and way of discussion what the trainer had shown was excellent and upto the mark.
Lean Six Sigma Green Belt
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Punam Chakraborty
12/11/2025
Learning and Development Partner, Other
Insightful
The session was both insightful and engaging, offering valuable knowledge in an interesting manner.
Lean Six Sigma Green Belt
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Excellent course content, Superb delivery by distinguished faculty.
My experience learning Six Sigma with Benchmark Six Sigma was truly thought-provoking. Although I faced a few minor hiccups during enrollment, they were promptly resolved.
The course itself was outstanding and clearly designed to address industry needs for driving improvement projects. It emphasizes tackling complex, hidden issues using a solid data-backed approach to deliver sustainable solutions.
Kudos to the trainer for an exceptional teaching style—going through all the modules has been a fantastic experience. I wish the Benchmark team continued success in all future endeavors.
Lean Six Sigma Black Belt