Sandra Mazo-Nix has a Bachelor of Science in Engineering Management from the National University of Colombia, and a Master of Science in Environmental Science and Policy from George Mason University (Virginia, United States). As part of her graduating thesis for her bachelor degree, Ms. Mazo-Nix conducted a research project to evaluate the feasibility of a recycling program at a bottling plant in Medellín, Colombia. Ms. Mazo-Nix joined Climate and Clean Coalition (CCAC) as the Municipal Solid Waste (MSW) Initiative coordinator in January 2016. Ms. Mazo-Nix has over 11 years of experience focusing on environmental policy issues, solid waste management, and the mitigation of climate change. She has also worked on projects related to landfill gas generation and recovery modeling and reporting, landfill gas utilization cost analyses and electricity market research. The Solid Waste Association of North America (SWANA) has certified her as Recycling Systems Manager and Composting Programs Manager.