Maria’s career has a significant focus on sustainability within the hospitality industry but also in accreditation procedures. As a Quality Manager, she successfully implemented ISO and Sustainability Management Systems for a hotel chain in Greece, integrating environmental and social considerations into operational practices. Her role as an Assessor for the Hellenic Accreditation Body (ESYD) highlighted her commitment to upholding industry standards, while her experience as a Lead Auditor for ISO Standards and Tourism Product Manager for a Certification Body showcased her proficiency in evaluating and certifying sustainable practices. Maria studied Chemical Engineering and holds an MBA. Maria’s multifaceted expertise and profound commitment to sustainability and accreditation make her an asset to the GSTC team, aligning seamlessly with the organization’s mission.