090 - Zeus

Delivered:  December 1995
Owner: Alfons Håkans, Turku (Åbo), FINLAND
Design:  Simek
Type:  Icebreaking Tug

083 - Thorax

Delivered:  April 1993
Owner: Johannes Østensjø d.y A/S 
Design:  Wijsmuller Engineering B.V. Holland
Type: Terminal - Escort Tug

080 - Thrax

Delivered:  September 1994
Owner: Johannes Østensjø d.y A/S 
Design:  Wijsmuller Engineering B.V. Holland
Type: Terminal - Escort Tug

079 - Silex

Delivered:  July 1994
Owner: Johannes Østensjø d.y A/S 
Design:  Wijsmuller Engineering B.V. Holland
Type: Terminal - Escort Tug