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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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Saranya Soundararajan
23/05/2019
Manager- Accounting & Finance, Gain Credit
Activities, Tools, and Well-Structured Material Aid Understanding
“The course included activities, statistical tools, and well-defined steps, supported by well-structured course material for clear understanding.”
Quality Certified Professional
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Arunmozhi Nivedhitha C
23/05/2019
Senior Test Engineer, Gain Credit
Clear Explanations on High-Level Topics Provided
“Clear explanations on high-level topics were provided; the content was effective and useful.”
Quality Certified Professional
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Ravindran G
23/05/2019
Senior Test Engineer I, Gain Credit
Clear Session Provided Useful Process Guidelines
“I learned about the guidelines that need to be followed for any process; the session was clear, and the material provided was useful.”
Quality Certified Professional
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Aswin kumar
23/05/2019
Gain Credit
Presentation Made Knowledge Easy to Grasp
“The presentation conveyed information well; it was easy for everyone to grasp the knowledge shared.”
Quality Certified Professional
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Ramesh Babu
23/05/2019
Team Lead, Gain Credit
Course Covered Metrics and Six Sigma Techniques
“The course covered many metrics and techniques on how to approach problem statements and measure them according to Six Sigma standards.”
Quality Certified Professional
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Arunkumar AG
23/05/2019
Test Lead, Gain Credit
Quality Improvement Focus with Practical Examples
“The training focused on improving quality through appropriate criteria and measurement; it included practical examples and good presentations.”
Quality Certified Professional
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Muhammad Mehdi Hassan
21/04/2019
Manager, Intertek
Knowledgeable Trainer Made Complex Topics Understandable
“The trainer was very knowledgeable and interacted well with participants, making complex concepts easy to understand. Six Sigma Benchmark is a renowned institute, and the experience exceeded my expectations.”
Benchmark Six Sigma (SP)
Lean Six Sigma Black Belt -
Ranjeet Kumar Gupta
21/04/2019
Assistant Manager, Concentrix
Excellent Trainer, Course Duration, and Helpful Study Material
“The trainer, the duration of the course, and the study material were excellent. The course encompasses good tools and techniques that are very helpful.”
Lean Six Sigma Black Belt

