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Serco
Operational Excellence in Public Service Delivery
As a global provider of public services across citizen engagement, transportation, and defense, Serco operates in environments where compliance, clarity, and efficiency must go hand in hand. Our engagement involved teams focused on structured capability building, cross-functional alignment, and improving operational systems that support large-scale service delivery.
It was a pleasure to collaborate with professionals who were deeply invested in doing things right — with discipline, accountability, and a shared sense of purpose.
Testimonials for Benchmark Six Sigma
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Interactive Session with Relatable Concepts
“The interactive session was excellent, thanks to our trainer Mayank Gupta. The concepts were relatable and easy to comprehend.”
Lean Six Sigma Green Belt
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Trainer knowledgeable but needs better participant connection.
“The trainer is knowledgeable but tends to go too fast. All participants joined the course with money, so more connection with the participants is needed.”
Lean Six Sigma Green Belt
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Amazing Training; trainer Made Sessions Lively
“The training is amazing. Every point was clear and precise. Mayank did a great job explaining and making the sessions more lively.”
Lean Six Sigma Green Belt
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Course Content and Trainer’s Experience Impeccable
“The course content, coupled with the trainer’s experience, was impeccable, providing a truly enriching learning experience.”
Lean Six Sigma Black Belt
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Overall Experience Good; Potential for Enhancement
“The overall experience was good, providing valuable learning opportunities and insights. While satisfactory, there is potential for further enhancement to enrich the learning journey.”
Lean Six Sigma Green Belt
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Very Good Session; Detailed LSSGB Coverage
“It was very good session, covered all the course of the LSSGB in detailed. Everything was explained with an example, so it was interesting to listen. In offline, we can do practice the modules with the help of the course material which was provided by Bench Mark “
Lean Six Sigma Green Belt
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Professional Virtual Classroom Training Experience
“The experienced virtual classroom training was very professional. The contents are worth it, but the training session hours should be increased for more in-depth coverage.”
Lean Six Sigma Green Belt
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Supportive Trainer Enhanced Learning Environment
“The trainer provided excellent support and was very cool, demonstrating exceptional professionalism and approachability throughout the sessions. Their guidance and demeanor greatly contributed to a positive and conducive learning environment, enhancing the overall training experience.”
Lean Six Sigma Green Belt




