Coastal · Port · Marine Engineering

Technical depth, integrated solutions for coastal and marine projects

Independent engineering and consultancy for ports, marine terminals and coastal infrastructure — from early feasibility to detailed design, modelling and environmental planning.

1995Founded in Ankara
Türkiye +International project experience
End-to-endStudy · Design · Modelling · Permitting
Concept / Marine works
Clarity before complexity Engineering communication built around evidence, performance and decisions.
30+ years
Company history since 1995
4
Integrated core service areas
Public + private
Authorities, owners, developers and industry
Türkiye + abroad
Coastal and marine project experience
Expertise

One coherent engineering offer

Dolfen’s strength is not a long list of generic services. It is the ability to connect planning, engineering, analysis and approvals around the specific constraints of marine infrastructure.

01 / DESIGN

Marine & Coastal Engineering

Concept, preliminary and detailed design for ports, jetties, terminals, breakwaters, marinas, shipyards, fisheries and coastal protection works.

02 / ADVISORY

Planning, Feasibility & Technical Advisory

Technical and economic feasibility, alternatives assessment, investment planning, risk analysis, tender support and independent technical review.

03 / ANALYSIS

Numerical & Physical Modelling

Modelling used to test alternatives, understand coastal and harbour behaviour, verify performance and reduce design risk before construction.

04 / ENVIRONMENT

Environmental Planning & Permitting

Environmental impact studies, project information files, zoning and permitting consultancy, and support through relevant approval processes.

Aerial night view of a port and its quays
Selected work

Real projects, proven engineering experience

Etki Liman Aliağa LNG–FSRU Terminal
Energy

İzmir / Türkiye
Derince Safiport
Container

Kocaeli / Türkiye
BFI Urea Export Jetty
Bulk cargo

Sungai Liang / Brunei
Erdemir Cargo Dock
Bulk cargo

Zonguldak / Türkiye
Didim Marina
Marina

Didim / Türkiye
İstanbul Airport Breakwater Modelling
Physical + numerical

İstanbul / Türkiye

Different scales, different conditions, the same engineering discipline

Our experience spans ports, terminals, marinas and coastal structures, combining studies, design, modelling and technical advisory.

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How we work

Simple language for a rigorous process

Define, design, verify and improve.

01

Define

Clarify objectives, constraints, data and decision criteria.

02

Design

Develop fit-for-purpose alternatives with technical and economic discipline.

03

Verify

Check performance through review, analysis, modelling and QA/QC.

04

Improve

Use feedback and project experience to improve the next decision and deliverable.

About Dolfen

Specialists in infrastructure at the water’s edge

Founded in 1995, Dolfen is an engineering and consulting firm specialising in coastal, port and marine infrastructure. Its project teams bring together coastal, marine, civil and environmental engineering disciplines and collaborate with specialist technical groups and academic expertise where required.

Contact

A strong start for new projects

For a new port, terminal, marina, coastal structure, feasibility study or technical review, contact Dolfen’s Ankara office.

info@dolfen.com →
OfficeÜsküp Caddesi (Çevre Sokak) 20/3-4
Çankaya, 06680 Ankara, Türkiye