Rederiaktiebolaget Eckerö Explained

Rederiaktiebolaget Eckerö is a Finnish holding company based at Mariehamn in Åland. The principal constituents of the group are:^[1]

Birka Cruises, a company operating Baltic cruises from Stockholm in Sweden. Services terminated in 2020 and the only ship is laid up and offered for sale.
Eckerö Line, a company operating car ferry services between Helsinki in Finland and Tallinn in Estonia.
Eckerö Linjen, a company operating car ferry services between Berghamn in the Åland Islands and Grisslehamn in Sweden.
Eckerö Shipping, a company providing freight shipment services between Finland and Sweden
Williams Buss, a company providing bus services in the Åland Islands.

Bibliography

Book: Pär-Henrik . Sjöström . Krzysztof . Brzoza . Historien om den som kommer igen: Rederiaktiebolaget Eckerö 1961–2011 . Ekenäs tryckeri . 2011 . 9529285914.