Scientist; Distinguished professor, De La Salle University
A global leader in sustainable engineering, Dr Tan develops tools and strategies that shape climate policy across Asia and beyond
Recognised as one of Asia’s leading authorities on chemical engineering and sustainability, Dr Raymond Tan currently holds the top spot among Philippine scientists in Engineering and Technology for 2025. As the vice president for research and innovation at De La Salle University (DLSU), his influence extends far beyond the classroom. With over 500 published papers and a consistent presence on Stanford University’s list of the world's top 2 percent of scientists, he has cemented his status as a global heavyweight in climate research.
Tan’s work is defined by his ability to turn complex theories into practical tools for saving the planet. He is best known for developing the Carbon Emissions Pinch Analysis (CEPA) algorithm. In simple terms, these are "budgeting tools" for pollution; they allow governments and companies to mathematically calculate the most efficient way to cut emissions without wasting resources. His research is so vital that it is cited in United Nations policy documents regarding plastic pollution and climate change strategies.
Beyond his own discoveries, Tan is the driving force behind DLSU’s research ecosystem. As an editor for top-tier international journals and a mentor to future scientists, he ensures that Philippine research remains globally competitive. Whether receiving accolades from the National Academy of Science and Technology or guiding university policy, Tan’s goal remains the same: using rigorous science to find real, workable solutions to the global climate crisis.
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