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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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Very Powerful Tool Simplifies Decision-Making
“It is a very powerful tool and one can use it to make decisions easier than ever.”
Business Analytics Foundation (SP)
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Effective and Practical Learning Experience.
“It was a good time of learning, very practical approach with the right examples.”
Business Analytics Foundation (SP)
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Vikas Choudhary
27/02/2023
LEAD- PEX & Digital Transformation, Cognizant
Inputs Will Be a Game-Changer for Projects
“Your inputs to today’s session will be a game-changer for my projects.”
Business Analytics Foundation (SP)
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Best Web-Based Training; Venu Sir Was Simply Great
“Best session and web-based training I have ever done. All the sessions were explained very nicely, and all doubts were cleared on the spot. Venu Sir was helpful and simply great all the time. Thanks, Benchmark, for this great opportunity.”
Lean Six Sigma Green Belt
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Easy-to-Understand Content with Multiple Examples
“The content is easy to understand, and the trainer used multiple examples to make the learning easier, interesting, and informative, which is the really good part.”
Lean Six Sigma Green Belt
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Trainer’s Patience and Examples Made Learning Easier
“The trainer has been patient with every doubt, no matter how small. The examples used to explain the topics made the learning much easier. He was very professional.”
Lean Six Sigma Green Belt
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Training Review: Effective, Relevant, and Comprehensive.
“The training was good and easy to understand. The examples taken were also relevant. It was a great session.”
Lean Six Sigma Green Belt
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Great Learning with Structured Content and Supportive Instructor
“It was really great learning experience to learn with benchmark. The content of course was very well structured & the course instructor Venu Sir was always resolved the queries satisfactorily & thoroughly. I would definitely recommend this course to one who is willing t gain knowledge & not just certification. “
Lean Six Sigma Black Belt

