OY Hangö Shipowners Ab tai/or Oy Hangö Ship-Owners Ab. The office address Satamakatu 4 Hanko. Manager Tage Nyman, secretary Meri Ekholm. In the office also Henry Holmgård.

Lue perusteellinen historia Laiva 4/2021 Rami Wirrankoski: HSO - Laivoja Hangosta.