Diehl Marine Services GmbH

About us

Engine Room Experts. Built on Experience. Driven by Reliability.

Diehl Marine Services GmbH was founded in 2025, with people that have technical expertise in over 15 years of hands-on experience in marine propulsion and engine room systems.

Our team is made up of seasoned professionals, including former Wärtsilä engineers and technicians with deep industry knowledge.
They don’t just understand the machinery, they know the workflows, the demands, and the standards of global vessel operations inside and out.

From emergency repairs in port to planned overhauls at sea and global spare parts logistics, we provide tailored technical services for everything that powers a ship.

We deliver solutions that work, without shortcuts, without compromise.
Because our clients don’t just need a service provider. They need a partner who understands the bigger picture.

Strategic Locations – Strong Network, Stronger Results

With teams based in Hamburg and Istanbul, we are connected to a powerful network and bring strong capabilities to the maritime industry.
Our strategically chosen locations allow us to respond quickly to client needs while delivering exceptional ship repair services.
Backed by deep expertise and reliable partnerships, we ensure that every project is completed successfully, on time and to the highest standard.
Let’s achieve more together and bring your maritime vision to life.

Hamburg Office

Your Trusted Maritime Partner
From Consultation to Completion

Our Hamburg office is your essential point of contact for everything related to your vessel. We don’t just offer advice we deliver tailored solutions designed around your specific needs.

Whether it’s complex repairs or high-quality dry-docking services, our experienced team is here to support you with deep technical expertise and a passion for excellence.
We understand the value your vessel represents and we’re committed to keeping it in peak condition.

From sourcing spare parts to hands-on technical guidance, you can count on us every step of the way.
Every decision we make is aimed at finding the best solution for your vessel’s unique requirements.

Your ship deserves nothing less than the highest standard of care and service.
Trust in our expertise and let’s keep your vessel not just moving, but carrying your legacy forward.
Choose quality. Choose support. Choose Diehl Marine Services.

Istanbul Office

Strategically Located. Seamlessly Connected.

Our Istanbul office serves as a vital hub for our ship repair operations.
For your superintendent, we provide a dedicated private workspace equipped with full amenities ensuring both efficiency and comfort during critical repair periods.

When your vessel is under our care, your superintendent benefits from an environment designed for focused oversight and streamlined coordination.
We handle the logistics, including 24/7 access to a personal driver, so your team can stay focused on what matters most.

Located in the heart of Tuzla/Yalova, our office is directly connected to our on-site workshop — ensuring rapid access to all required services.
This integrated setup enables real-time monitoring of repairs and ensures that your vessel remains in top condition throughout the process.

Precision, convenience, and full transparency right where you need it.

On-Site Workshop

Precision Repairs. Full Overhauls. Seamless Execution.

At our Istanbul workshop, all components are either repaired or fully overhauled depending on your vessel’s specific requirements.
Our technicians operate directly from this facility and are equipped with all necessary tools and resources to ensure efficient, high-quality maintenance.

From small parts to large assemblies, every component receives the attention it deserves with a focus on restoring full functionality, safety, and long-term reliability for your ship.
This direct workshop integration allows for fast turnaround times and full technical control throughout the repair process.

One location. Total capability. Always shipshape.