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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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Adeyemo David Tijesunimi
31/03/2024
Six Sigma Facilitator, DUFIL
Trainer Made Statistics Accessible and Interesting
“As someone from a biochemistry background, I didn’t enjoy statistics in school, but this course made me view it in an entirely new and interesting manner. The trainer was able to show real depth by simplifying concepts, providing real-world examples, and utilizing visual aids to elucidate key points, making the learning process accessible even for those new to Six Sigma methodologies.”
Lean Six Sigma Green Belt
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Learned Importance of Aligning Project Selection with Business Goals in MBB Course
“From this session, I came to know that multiple points need to be considered before project selection and understanding the right pathway for selecting that. Marrying business goals with MBB deliverables is one great learning of this course. Enjoyed the learning process.”
Business Value Analyst
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Insightful GB Concepts and Positive Learning Experience
“The trainer has provided great insights into GB concepts. It was an overall very good experience to learn all concepts from Benchmark. I am looking forward to a successful completion post-examination.”
Lean Six Sigma Green Belt
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Good Learning Experience Enhancing Professional Skills
“An overall good learning experience and an add-on to my skills. The knowledge gained is highly valuable for my professional growth.”
Lean Six Sigma Green Belt
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Best MBB Module Focused on Project Selection and Financials
“This module is the best one under the MBB course. Selection of Continuous Improvement or any project impacting the financials is the most important activity in an organization. Well begun is half done. This course focuses on this concept. Those MBBs who struggle to make their importance felt by top management must attend this.”
Business Value Analyst
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E Sravan Kumar
24/03/2024
Associate, DBS Bank
Awesome Training Sessions Highly Beneficial
“It was awesome. The training sessions were highly beneficial and enjoyable.”
Lean Six Sigma Green Belt
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Outstanding Training Experience with Exceptional Trainer
“100% trust, 100% commitment, 100% perfection, and 100% grooming is what training in Benchmark Six Sigma is! I was delighted with my experience in learning. And the trainer was simply outstanding as a trainer. Perfectly done!”
Lean Six Sigma Green Belt
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Wonderful Session with Effective Approach
“I wanted to thank you for the wonderful session that you have conducted. Your approach was very effective, and your expertise in the subject matter was evident. Thank you.”
Benchmark Six Sigma (SP)
Lean Six Sigma Green Belt

