Cristina Marrugo Ramirez is an HSE Technician at Sonnedix since May 2021, previously serving as an HSE Intern. Prior experience includes an internship in HSEQ at Total from March 2020 to March 2021 and a role as a Waste Management Specialist at ETSI de Montes, Forestal y del Medio Natural (UPM), where involvement in the "Montes Sin Plástico" project focused on sustainability at the Universidad Politécnica de Madrid occurred. Cristina holds a Master's degree in Integrated Management Systems in Quality, Environment, and Occupational Health and Safety from AENOR (2019-2020), a Master's degree in Sustainable Waste Management from Universidad Politécnica de Madrid (2017-2018), and a degree from Universidad de Los Andes (2011-2015).