Thanasis Christos Tziastas has over 40 years of experience in hotel management. He has held management positions at several hotels in Greece with capacities ranging from 70 to 387 rooms. His responsibilities have included staff management, reservations, accounting, food and beverage management, and increasing hotel profits through improved quality of service and customer satisfaction. He has a degree in business administration and management and has completed training in hospitality law, staff management, and hotel management.