Eckerö Line is a Finnish shipping company owned by the Åland-based Rederiaktiebolaget Eckerö. Eckerö Line operates two ferries (one for passenger traffic, one for cargo) between Helsinki (Finland) and Tallinn (Estonia). In addition to this Rederiaktiebolaget Eckerö also owns Eckerö Linjen, Ålandsresor, Williams Buss, Algot Shipyard as well as 100% of Birka Line.[1]