Engr. Eden S. Erasga is an Assistant Professor at Mapúa Malayan Colleges Laguna (Mapúa MCL), where she has been a faculty member of the College of Arts and Science since 2016. She earned her B.S. in Chemical Engineering and M.S. in Biochemistry from the University of the Philippines Los Baños (UPLB). Prior to joining Mapúa MCL, she served as a faculty member of the Institute of Chemistry at UPLB.

Her professional experience also includes industry practice as a Production Team Leader at Ivoclar Vivadent Inc. in Cabuyao City, Laguna, where she gained experience in production operations and industrial processes.

Engr. Erasga has been involved in research projects under the UPLB-PCIEERD Research Program on the Development of Nanostructured Materials for the Enhancement of Food and Agricultural Productivity and for Environmental Remediation, particularly in the development of hemicellulose-chitosan/tripolyphosphate nanocomposite coatings for extending the postharvest life of papaya (Carica papaya L.).

Her research work has resulted in publications in areas including adsorption, wastewater treatment, bio-based materials, membrane technology, photocatalysis, and water quality modelling. She is also actively engaged in undergraduate research mentoring, with her advisees receiving recognition in student research competitions, including the Best Research Award at the 2025 Mapúa MCL Student Research Colloquium, First Runner-Up at the 2023 Student Research Colloquium, and the Ad Excellentiam Award in 2019.

Before joining Mapúa MCL in 2016, Engr. Erasga contributed to science and engineering education as a UPCAT reviewer in General Chemistry and a PIChE Board Exam reviewer in General Inorganic Chemistry, supporting the academic preparation of prospective university students and aspiring chemical engineers.