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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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Good Learning Experience Enhancing Professional Skills
“An overall good learning experience and an add-on to my skills. The knowledge gained is highly valuable for my professional growth.”
Lean Six Sigma Green Belt
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Insightful GB Concepts and Positive Learning Experience
“The trainer has provided great insights into GB concepts. It was an overall very good experience to learn all concepts from Benchmark. I am looking forward to a successful completion post-examination.”
Lean Six Sigma Green Belt
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Best MBB Module Focused on Project Selection and Financials
“This module is the best one under the MBB course. Selection of Continuous Improvement or any project impacting the financials is the most important activity in an organization. Well begun is half done. This course focuses on this concept. Those MBBs who struggle to make their importance felt by top management must attend this.”
Business Value Analyst
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Transformative Learning Experience
This program was an exceptional journey filled with invaluable insights. Its well-structured design, coupled with hands-on practical exercises in each module, provided profound learning moments. The guidance of an outstanding coach and mentor made the experience truly remarkable!
Business Excellence Master Black Belt
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Learned Model Building and Charts Through Interesting Group Activities
“I learned model building and gained an understanding of various charts, including Spider, Tornado, and distributions. Building a model as a group activity was very interesting. Thank you, VK sir, for all your guidance.”
Business Modelling Expert
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Outstanding Trainer Made Lean & Six Sigma Concepts Easy
“One of the best trainers I have met in the industry in terms of delivering the concepts of Lean & Six Sigma in the most effective and best way. It was easy to understand everything that he delivered during the session. I am looking forward to more certifications from Benchmark Six Sigma and getting an amazing trainer like Benchmark’s in future too. 🙂 x “
Benchmark Six Sigma (SP)
Lean Six Sigma Green Belt -
Useful Training with Practical Insights
“The training was very useful. The content was both relevant and practical, providing valuable insights that can be directly applied to real-world scenarios.”
Benchmark Six Sigma (SP)
Lean Six Sigma Green Belt -
Highly Beneficial Training; Greatly Appreciated
“Thank you. The training was highly beneficial and greatly appreciated. The content was relevant and insightful, and it has significantly enhanced my understanding and skills in my career.”
Benchmark Six Sigma (SP)
Lean Six Sigma Green Belt

