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WNS Global Services
Elevating Service Excellence with Scalable Capability
As a global leader in business process management, WNS operates in an environment where precision, agility, and client-centric delivery are essential. Our engagement brought us into teams that demonstrated a clear focus on building structured problem-solving skills, streamlining internal workflows, and strengthening cross-functional alignment. The emphasis on operational clarity reflected their commitment to delivering consistent value at scale.
It was a pleasure to collaborate with professionals who combined service mindset with process discipline. Their intent to embed continuous improvement into everyday operations made the engagement both energizing and future-ready.
Testimonials for Benchmark Six Sigma
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Excellent Course and Trainer, Marvelous Improvement
“The course is just excellent and the trainer too. The changeover when I did GB from benchmark in 2018 to now when I am doing BB is just marvelous. “
Lean Six Sigma Black Belt
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Five-Star Experience with Excellent Guidance
“Overall, my experience in this session is rated 5 stars with proper guidance from the marketing team for the links and materials, excellent classes by Mayank, and finally, the exam, feedback, and certificate genuineness process. Thank you, Benchmark Team.”
Lean Six Sigma Green Belt
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V. Logesh
01/01/2023
Manager QMS, Aquity Solutions
Session Review: Helpful, Experienced, Engaging, Good Guidance
“Excellent session. You’ll get good guidance throughout the session. Mentor is always helpful in clearing doubts. Experienced mentors and will keep you always engaged throughout the session. “
Benchmark Six Sigma (SP)
Lean Six Sigma Black Belt -
G. Lalitha Naga Lakshmi
01/01/2023
Sr.Manager, Kfin Technologies
Innovative Program Provided Awesome Experience
“It was an awesome experience attending this new innovative program. I learned a lot from the Presenter’s words of introduction to the presentation, examples and closing remark. Thank you. “
Lean Six Sigma Black Belt
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Enriching Experience in Lean Six Sigma Skills
“Overall, it was a positive and enriching experience, contributing significantly to participants’ knowledge and skill development in Lean Six Sigma principles and practices.”
Lean Six Sigma Green Belt
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Exceptional Lean Six Sigma GB Experience
“The Lean Six Sigma Green Belt training provided an exceptionally good experience, equipping participants with valuable skills and insights for process improvement.”
Lean Six Sigma Green Belt
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Comprehensive Course with Examples Across Sectors
“This course is an amalgamation of theory, concepts and implementation. The examples used cover all sectors like manufacturing, service and healthcare giving us a 360 degree view on application of tools learnt. This a definitely recommended course! “
Lean Six Sigma Black Belt
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Highly Useful Training with Practical Knowledge
“The training proved to be highly useful, offering practical knowledge and tools that can be applied effectively in professional settings.”
Lean Six Sigma Green Belt


