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 Shipping, a company providing freight shipment services between Finland and Sweden
Williams Buss, a company providing bus services in the Åland Islands.
References
^"The Group". Rederiaktiebolaget Eckerö. Retrieved 12 September 2012.
Bibliography
Sjöström, Pär-Henrik; Brzoza, Krzysztof (2011). Historien om den som kommer igen: Rederiaktiebolaget Eckerö 1961–2011. Ekenäs tryckeri.
ISBN9529285914.