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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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Sreetama Biswas
11/06/2026
Graduate Engineer Trainee, Vikram Solar
Valuable Six Sigma Green Belt Training Experience
The Six Sigma Green Belt training was highly informative and well-structured. It provided a clear understanding of DMAIC methodology, statistical tools, process improvement techniques, and problem-solving approaches. The practical examples and case studies helped in relating the concepts to real-world applications. Overall, the training enhanced my analytical skills and will be beneficial in driving continuous improvement initiatives in my work.
Lean Six Sigma Green Belt
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Inspirational and Eye-Opening Learning Experience
This course has been truly inspirational and eye-opening. I have learned a great deal and continue to gain new insights as I explore the concepts further. The knowledge and lessons from the course have provided a fresh perspective on how to implement and manage processes more effectively and efficiently. I believe that applying these learnings will make a significant difference in improving performance, driving continuous improvement, and achieving better operational outcomes. Overall, it has been a highly valuable and transformative learning experience.
Lean Six Sigma Green Belt
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Bilash Purkait
11/06/2026
Supervisor, Vikram Solar
Highly Relevant for Quality Professionals
This course was very helpful for me, especially because I work in the quality department. The concepts and tools covered are directly relevant to my role and will help me improve processes, solve problems more effectively, and contribute to continuous improvement initiatives. Overall, it was a valuable and practical learning experience.
Lean Six Sigma Green Belt
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Informative Black Belt Training with Excellent Support
The Black Belt training was highly informative and helped me develop a clear understanding of the concepts. The trainer was knowledgeable, approachable, and always willing to clarify questions, making the learning experience engaging and effective.
The course materials and tools provided throughout the program were well designed and greatly supported my learning. Overall, it was a valuable training experience that strengthened my knowledge and confidence in applying Lean Six Sigma methodologies.
Lean Six Sigma Black Belt
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Mriganka Mondal
11/06/2026
Supervisor fqc, Vikram Solar
Clear and Enjoyable Learning Experience
I am very happy to have completed this course. The concepts were explained clearly, making them easy to understand and apply. Overall, it was an excellent learning experience that enhanced my knowledge and confidence.
Lean Six Sigma Green Belt
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Vishwesh Kumar Mishra
11/06/2026
Deputy Manager – Business Analyst, Vikram Solar
Fantastic Learning Experience
The course was fantastic and provided an excellent learning experience. The content was engaging, insightful, and highly valuable, making it a rewarding journey for both personal and professional growth.
Lean Six Sigma Green Belt
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Sudipta Mukherjee
11/06/2026
Supervisor, Vikram Solar
Comprehensive and Practical Six Sigma Training
I successfully completed the Six Sigma training, which provided a comprehensive understanding of process improvement methodologies, quality management principles, and data-driven decision-making techniques.
The program focused on identifying defects, reducing process variation, improving operational efficiency, and enhancing customer satisfaction. Overall, it was a valuable learning experience that strengthened my problem-solving skills and equipped me with practical tools to drive continuous improvement in the workplace.
Lean Six Sigma Green Belt
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Sayan Ghosh
11/06/2026
Deputy Manager-Design, Vikram Solar
Informative and Insightful Training
The training was informative and insightful, providing valuable knowledge and practical perspectives. The sessions enhanced my understanding of the subject and offered useful takeaways that can be applied in real-world situations.
Lean Six Sigma Green Belt