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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
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Swati Padyal
Company Secretary, Ferring Pharmaceuticals
Classroom Learning with Practical Tools Made Concepts Easy to Grasp
“The blend of classroom learning and the usage of practical tools with examples made it easy to grasp the concepts, providing instruction in a way that was easy to understand and relate to real-world scenarios.”
Lean Six Sigma Green Belt
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Harjot Singh
Executive, Tata Communications
Structured Problem-Solving Approach Was Particularly Beneficial
“Learning the Six Sigma steps and solving problems was very helpful. The structured approach to problem-solving was particularly beneficial to my work.”
Lean Six Sigma Black Belt
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Ajay Singh
Sr. Associate, Fiserv India Private Limited
Crucial Statistical Tool Concepts Well-Presented
“Learning the basic concepts of statistical tools and their usage was crucial and well-presented.”
Lean Six Sigma Green Belt
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Ashokrajan R
Engineer, Flex
Concepts Simplified Effectively for Easy Practical Grasp
“The concepts were simplified effectively, helping me grasp complex ideas easily and practically.”
Lean Six Sigma Green Belt
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Archana Thakore
Tata Consultancy Services
Lively and Engaging Session with Daily Life Examples; Excellent Coaching
“The entire session was lively and engaging, filled with daily life examples that made the competition aspect both fun and instructive. The coaching was excellent!”
Lean Six Sigma Green Belt
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Abir Kar
Manager, Flipkart
Effective Program Structure and Daily Evaluations Ensured Improvement
“The program structure and daily evaluation process were very effective. It ensured continuous learning and improvement throughout the course.”
Lean Six Sigma Black Belt
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Charu Singhai
Process improvement lead, Tata Consultancy Services
Great Training with Superb Trainer and Well-Paced Content
“Great training session. Very good content and topic coverage with right pace. Our trainer has superb teaching style and knowledge. Made the overall session interesting.”
Lean Six Sigma Green Belt
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Mohammed Irfan
Assistant Manager, Flipkart
Enlightening Statistics Section Encouraged Immediate Application
“The statistics section was particularly enlightening, encouraging me to apply what I’ve learned immediately.”
Lean Six Sigma Green Belt

