Fresnel KAYIZILA is an experienced professional in the fields of hydrology and geology, currently serving as Chargé d'études at FONDASOL since July 2020. Previous roles include positions such as Ingénieur chargé contrôle rabattement de nappe at Européenne de Rabattement de Nappe et de Forage ERF, where responsibilities included estimating drainage flow rates and designing dewatering systems. KAYIZILA has also contributed to various projects at Port Autonome de Pointe-Noire and Weatherford Petroleum Consultants AS, focusing on geotechnical surveys, site follow-ups for pollution remediation, and testing equipment for sealing integrity. With a solid educational background that includes a Master’s degree in Hydrology and Hydrogeology from Paris-Sud University, as well as degrees in Applied Geology from Université de Reims Champagne-Ardenne and Université Marien Ngouabi, KAYIZILA combines practical experience with strong academic credentials in the geosciences.