Certified Lean Six Sigma White Belt (CLSSWB)

Stefan is a ACTA- certified trainer. With an extensive background in supply chain operations, Management and strategy I am passionate about driving business performance through a strategic focus on driving value for customers and supply partners. His skills are supported by a strong commercial understanding and the ability to build and lead high performing teams across multiple countries with complex stakeholder structures (in both government and private sector). He is experienced in leading large scale projects and have led the development and implementation of best practice and process improvements. A strategic thinker who can challenge the status quo and drive innovative change. Strong problem solving and communication skills enable me to effectively communicate and engage with all levels within the organisation

Mark Tan Kee Tchuan is a Lean Six Sigma Master Black Belt practitioner with over 20 years of experience in organizational transformation and operational process improvement. He specializes in leveraging Lean and Six Sigma methodologies to optimize both operational and transactional environments, leading cross-functional projects to drive standardization, efficiency, and business outcomes. Mark has successfully implemented process redesign and resource optimization strategies, delivering measurable improvements across various sectors including logistics, manufacturing, service, and healthcare. With 6 years of industry consulting experience, Mark has built a strong business network through successful project delivery. He is also a Certified Scrum Master with over a decade of project management experience, overseeing large-scale system implementations, benchmarking, and cost optimization initiatives. Passionate about digitalization and automation, Mark has led RPA projects and applied design thinking to enhance user experience. His recent focus includes HR and enterprise-wide process re-engineering, where he leads continuous improvement initiatives and trains professionals in Lean Six Sigma. In addition, he has been an adjunct faculty member at Singapore Institute of Technology (SIT) since 2016, certifying Yellow Belt students in continuous improvement.

Zack is an ACTA-certified trainer with over 20 years of experience in IT service delivery, project management, and quality assurance. He has supported organizations in implementing IT frameworks and structured methodologies, specializing in service quality improvement and team leadership.

Khoo Yong is an ACTA-certified trainer with a strong foundation in adult education and applied analytics. With years of experience in training and mentoring learners, he specializes in simplifying complex concepts in data analysis and statistical methods for beginners. His expertise includes guiding participants in applying R programming to perform descriptive statistics, hypothesis testing, and data visualization, equipping them with practical skills to analyze data effectively and interpret results with confidence. As a certified adult educator, Khoo Yong ensures his training is engaging, structured, and accessible to learners from diverse backgrounds. He emphasizes hands-on practice with R, enabling participants to bridge theory with application in real-world contexts. His learner-centered approach not only builds technical competency but also fosters analytical thinking, preparing participants to use statistical tools in business, research, and decision-making.