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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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The trainer excels as an exceptional instructor.
“Sir is an excellent instructor. His depth of knowledge, clear explanations, and engaging teaching style make him stand out as an exceptional educator. He is patient, approachable, and always willing to address our queries, ensuring that everyone fully understands the material. His dedication to the subject and passion for teaching greatly enhance the learning experience.”
Lean Six Sigma Green Belt
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Wonderful Interactive and Organized Training
“It was a wonderful interactive training and very organized, easy to understand. The clarity and structure of the sessions were excellent.”
Lean Six Sigma Green Belt
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Great Training with Practical Approach and Live Examples
“Overall training is great, and the trainer takes a lot of live examples to make us understand. The practical approach was highly beneficial.”
Lean Six Sigma Green Belt
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Online Sessions Surpass Expectations, Resemble Offline Courses
“I didn’t expect online sessions to be so interactive and informative; it felt like a real offline course experience.”
Benchmark Six Sigma (SP)
Lean Six Sigma Black Belt -
Training Review: Wonderful, met expectations, valuable knowledge.
“It was wonderful. The training met my expectations and provided valuable knowledge.”
Lean Six Sigma Green Belt
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Convenient Timing and Concise Sessions Suitable for Professionals
“The best part is the timing, suitable for all professionals, with sessions not being overly lengthy.”
Lean Six Sigma Black Belt
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Great Trainer; Very Knowledgeable and Punctual
“Everything went well from day one when Soumik contacted me. The trainer was fantastic. I found him very knowledgeable, with a positive attitude, correct tone and pitch, simple but professional language, and very punctual. Probably the best trainer I have seen! Would prefer to have BB sessions with him only.”
Lean Six Sigma Green Belt
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Effective Module-Based GB Training Enhanced Focused Learning
“Happy to have confined module-based training on GB. The focused approach made learning effective.”
Lean Six Sigma Green Belt