Uudenkaupungin Valtamerilaiva Oy was founded 1918, manager capt. Emil W. Hellsten. The company collected funds from the stock market. The company owned several fullrigged sailships, but only one steamship that after one year was sold to Germany, but sailed some years under the Finnish flag. (Source book: Niilo Jussila, Uudenkaupungin laivat).
SS VALTAMERI (VBTC, LR/IMO) Valmistunut/completed 1896.12, Sunderland, North Sands, J.L. Thompson and Sons. Shipyard no. 345.
7 100 DWT, 4 360.93 GRT, 2 000 hp, 120 x 14.50 x height 7.47 m.
1896.12: LAVINIA, Hamburg Pacific Dampfschiff Linie (A. Kirsten) 1900: HERMONTHIS, Deutsche Dampfs Ges "Kosmos", Hamburg. 1919: grounded at Baltic, salvaged and repaired.
1920: VALTAMERI, homeport Uusikaupunki. Uudenkaupungin Valtamerilaiva O/Y. 1922: Uudenkaupungin Valtamerilaiva O/Y:n konkurssipesä. 1923: homeport Helsinki. Rederi A/B Valtameri. 1924: Rederi A/B Valtameri (Kaarlo Castrenin asianajotoimisto).
1925: NEUWERK, H. & C. Hedrich Cimbria Reederei, Hamburg 1928: EMSGATT, Lexzau Scharbau & Co. 1931.1.12: laid up Emden.
1933: demolished Kiel