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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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Naveen Anand
Program Manager, Unisys
Precise course structure with good examples
“Course structure was precise and good examples.”
Lean Six Sigma Green Belt
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Virat Dhingra
Assistant Manager, UnitedHealth Group
Extensive course covering broad subjects; impressive
“The course is extensive and covers a broad range of subjects, which I found impressive, and it’s described as the best in its class.”
Lean Six Sigma Green Belt
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Gulshan Dileep Raghani
Student, University of Texas at Arlington (UTA)
Teaching with relevant examples made learning enjoyable
“The teaching methodology included relevant examples which made learning much easier and enjoyable.”
Lean Six Sigma Green Belt
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Jessy Dsouza
VP – Contact Center And Alternate Channels, UTI Asset Management
Very good learning experience; engaging sessions
“The learning experience was very good. The training sessions were insightful and engaging.”
Lean Six Sigma Black Belt
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Shweta Hansaria
Sr.Manager, HDFC Life
Interactive Training with Detailed Explanations and Positive Atmosphere
“The training was very interactive, and the trainer explained everything in detail, creating a positive atmosphere throughout the course.”
Lean Six Sigma Black Belt
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A R Neelaakandan
Associate Manager, Vedanta
Trainer’s extensive knowledge simplifies complex topics
“I appreciate the trainer’s extensive knowledge base, making complex topics easy to understand and interpret.”
Lean Six Sigma Green Belt
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Atufa Syed
Product Validation Engineer, Here Technologies
Engaging Sessions Made Complex Topics Easy and Expanded Network
“The training sessions, though long, were designed to keep my concentration and interest high. The instructor’s approach made complex topics easy to understand and provided me with the opportunity to expand my professional network.”
Lean Six Sigma Green Belt
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Hitesh Karkal
Operations Analyst II, Here Technologies
In-Depth Knowledge and Practical Methods with Exceptional Instructor
“This training offered not only in-depth knowledge of Lean Six Sigma but also practical methods for improvement, a feature highlighted by the instructor’s exceptional ability to clarify DMAIC tools and techniques.”
Lean Six Sigma Green Belt


