What We Offer

Two-stroke engine service

Professional 2-stroke engine service, performance analyses and maintenance worldwide.

24/7 Service Worldwide

Our engineers are available around the clock and we travel to all parts of the world.

Main Engine Performance

Whether at part load or full ahead, our engineers do their utmost to ensure a trouble free voyage.

Our Top Services

Maintenance and Trouble Shooting

GDS participates in overhaul, maintenance and trouble shooting of all components on the main engine from fuel pumps, unit overhaul to axial vibration damper etc.

Performance and Optimization

GDS offers general performance adjustments, Engine optimization for vessels permanently slow steaming and our own 100% mechanical fuel pump VIT retrofit for MC engines.

Dry-Dockings and Legal Matters

GDS offers Dry-docking assistance and Technical support related to insurance and legal matters.


Who are We

Our service is concentrated on 2-stroke diesel engines of MAN B&W design on seagoing vessels of all kinds. We have more than 25 years of experience from Dry Dockings to Performance, Emergency operation and Trouble Shooting etc.

We are specialized in Engine Optimization on permanent low load operation on both MC and MCC engine types and we fabricate a mechanical VIT retrofit for the MC fuel pumps.

Our company is statically located in Fredericia, Denmark, enabling us to reach all ports and shipyards in Denmark and northern Germany within a few hours by car. For longer distance, we are only 50 km from Billund International Airport.