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Dorf Ketal
Designing for Precision, Delivering with Purpose
As a global leader in specialty chemicals, Dorf Ketal brings together technical depth and forward-thinking agility to drive innovation in high-performance environments. Our engagement brought us close to teams that thrive on precision — not just in product development, but in the way they approach problem-solving, decision-making, and cross-functional collaboration. There was a clear desire to embed structured thinking into the very fabric of innovation, making each conversation deeply meaningful and strategically aligned.
What stood out was their mindset — to not just improve existing systems, but to design better ones from the ground up. It’s this proactive approach to excellence that made our collaboration with Dorf Ketal both rewarding and inspiring.
Testimonials for Benchmark Six Sigma
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Excellent Training and Comprehensive Resources Provided
“The training and the materials provided for reference were great. The resources were comprehensive and highly useful.”
Lean Six Sigma Green Belt
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Well-Organized Course; Venugopal’s Delivery Superb
“The way the course is organized is the best. Venugopal is simply superb in delivering the content effectively.”
Lean Six Sigma Black Belt
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Ali Daniel Kayode
31/03/2024
Six Sigma Facilitator, DUFIL
Comprehensive Green Belt Course Highly Recommended
“The Six Sigma Green Belt course with Benchmark Six Sigma was comprehensive, engaging, and led by knowledgeable instructors. The interactive learning approach and practical examples provided valuable insights and skills for applying Six Sigma methodologies effectively. I highly recommend this course for professionals seeking quality improvement expertise.”
Lean Six Sigma Green Belt
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Interesting and Interactive Sessions Made Learning Easy
“Most interesting and interactive sessions being conducted by Benchmark, which not only keep you active throughout the session but also give you detailed understanding very easily. The engaging nature of the sessions makes learning enjoyable.”
Benchmark Six Sigma (SP)
Lean Six Sigma Black Belt -
Exceptional Six Sigma Black Belt Course with Practical Skills
“My experience with Benchmark’s Six Sigma Black Belt course was exceptional. The course content was excellent, and the instructors were highly knowledgeable, professional, and supportive throughout. I particularly appreciated the hands-on exercises and real-world case studies, which enhanced my concepts. Overall, it was a valuable learning experience that has equipped me with practical skills to drive process improvements.”
Lean Six Sigma Black Belt
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Amake Best Chinedu
31/03/2024
Six Sigma Facilitator, DUFIL
Excellent Tutor and Informative Sessions
“Excellent tutor and great learning sections. The sessions were well-organized and informative.”
Benchmark Six Sigma (SP)
Lean Six Sigma Green Belt -
Samuel Kayode Uchenna Tijanee
31/03/2024
Six Sigma Facilitator, DUFIL
Excellent Course with Well-Broken-Down Material; Practice Exercises Could Be Harder
“An excellent course. The material was broken down well enough for easy understanding. However, the practice exercises could be a bit more difficult. All in all, a decent experience.”
Benchmark Six Sigma (SP)
Lean Six Sigma Green Belt -
Comprehensive Lectures Made Learning Fantastic
“Class lectures were very comprehensive. Minitab was taught in a way that all the required outputs were explained in detail. In a word – Fantastic!”
Lean Six Sigma Black Belt

