ALTER EGO S.A., a member of “EUROPEAN RELIANCE” group of companies , is the leading Greek company offering complete technical ... support and cleaning services with a 24 hour call centre . It was introduced to the market in 1986 and has been certified with ISO 9001:2008 for all its providing services. The company’s philosophy is based upon the highest quality of services, the best organized structure, the direct and effective customer service and the personal relations between company and customers. Today, in order to satisfy even the most demanding customer, ALTER EGO introduces a new service, “ALTER EGO - FACILITIES MANAGEMENT”, completely covering the needs of your company in every field and activity. read more