Ex-Officio Member and Secretariat of RRC.AP Advisory Board; Dr. Guilberto Borongan is the Director of Regional Resource Centre for Asia and the Pacific at the Asian Institute of Technology (AIT RRC.AP) in Thailand and an Affiliated Faculty in Urban Innovation and Sustainability at AIT.

​Since 2001, he has worked extensively on sustainable waste management, marine litter, mercury waste, 3R strategies, and promoting low-carbon and climate-resilient for developing economies in Asia and the Pacific. He has played a key role in building the capacities of local governments and offering technical support to national and regional partners in waste and resource management. He has coordinated and led technical initiatives funded by UNEP, ERIA, GIZ, World Bank, ADB, MOEJ, JAIF, OECD, UNIDO and Ocean Conservancy, supporting governments and stakeholders in advancing environmental sustainability. 

​Notably, he contributed to "The Next Wave-Investment Strategies for Plastic-Free Seas," particularly the Policy & Practices Recommendations endorsed at the 2016 APEC Summit. His work also extends to regional policy development and environmental health advocacy, particularly through the UNEP-WHO Ministerial Regional Forum on Environment and Health in Southeast and East Asia. Widely recognized for his expertise and leadership, Dr. Borongan continues to advance impactful solutions, promote sustainable practices, and strengthen resource management systems across Asia and the Pacific region. Dr. Borongan holds a Ph.D. in Governance and Development from National Institute of Development Administration (NIDA), Thailand, an M.Sc. in Urban Environmental Management from the Asian Institute of Technology, Thailand, and a B.Sc. in Chemical Engineering from Cebu Institute of Technology University, Philippines (a licensed Chemical Engineer).​