Erasmo provides essential support to GDFCF Project Managers Sigifredo Marín and Alejandro Marín in all their activities, including helping with infrastructure needs, maintenance, surveillance, logistics, construction, mechanics and other field administrative matters in Área de Conservación Guanacaste. He also serves as a driver for Sigi during field tours and for meetings outside of ACG. He has been working in this capacity since 2004. Erasmo lives in Liberia with his wife and three children.