Elisa Oyj operates as a telecommunications, ICT, and online service company in Finland and other international market areas. It operates in Consumer Customers and Corporate Customers segments. The Consumer Customers segment offers consumers and households with telecommunications services, such as voice and data services. The Corporate Customers segment provides voice and data services, ICT solutions, and contact center services to the corporate and community customers. As of March 20, 2017, the company served 2.3 million consumer, corporate, and public administration organization customers. Elisa Oyj was founded in 1882 and is headquartered in Helsinki, Finland.