Marine Construction & Services

Building the marine infrastructure that powers nations

Gemhy Marine Services delivers turnkey marine works — intake & outfall pipelines, dredging, jetty construction and diving services — for desalination plants and ports across the Middle East & North Africa.

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MENANorth Africa & Middle East

680Km³/day desal capacity served

OwnedMarine construction fleet

0Desalination marine projects in Algeria

MENANorth Africa & Middle East

0m³/day total plant capacity served

0Largest HDPE intake pipeline diameter

Reliable Marine Solutions

Trusted by leading operators

We have partnered with national oil companies, energy authorities and major contractors across North Africa and the Middle East.

About Gemhy Marine

A reliable partner for marine projects.

With a proactive approach and an owned construction fleet, Gemhy Marine Services provides a complete range of marine projects — built on creating real value for our clients.

Intake & outfall pipelines (HDPE, GRP, Steel, Concrete)
Dredging, reclamation, jetty & breakwater works
Diving services, bathymetric & ROV surveys
Marine fleet rental — short, medium & long term

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Our Competitive edge

Fleet ownership & operational control

Ownership of our marine construction fleet reduces the risks associated with equipment availability and project delays.

Proven desalination expertise

Extensive experience executing marine works for seawater desalination plants — a specialised, high-stakes discipline.

Specialised expertise support

Support from specialised marine expertise consultants (INCREA) across design, methodology and assurance.

Our services

Complete marine capabilities under one roof

From subsea pipelines to dredging, diving and survey — a single accountable partner for the full marine scope.

Construction Projects

Intake & outfall pipelines, dredging & reclamation, jetties, breakwaters, anchor installations and CBM/SPM mooring systems.

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Diving Works

Subsea pipeline inspection, marine growth removal, CP & MPI measurements, free-span correction and offshore field maintenance.

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Marine Fleet Rental

Tugs, barges, multicats and dredgers available for short, medium and long-term charter to support any marine campaign.

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Bathymetric & ROV

High-accuracy seabed mapping (multibeam/single-beam) and live ROV inspection of pipelines, moorings and subsea structures.

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Areas of operation

Expert maritime solutions across North Africa & the Middle East

Gemhy Marine Services mobilises crews, fleet and expertise across the Middle East and North Africa — close to our clients, ready to deliver.

Featured projects

Proven on the region's toughest marine works

Three turnkey marine works for seawater desalination plants in Algeria — two delivered, one in final execution.

Delivered

📍 El-Taref, Algeria

El-Taref Desalination Plant

Turnkey marine works for a 300,000 m³/day plant — intake & outfall pipelines, dredging and intake towers.

300Km³/day

1,600 mIntake length

Ø2500mm intake

Final stage Bejaia desalination marine works

📍 Bejaia, Algeria

Bejaia Desalination Plant

Maritime works for a 300,000 m³/day plant — currently in the final stage of execution.

300Km³/day

760 mIntake length

Ø2500mm intake

Delivered

📍 Corso, Algeria

Corso Desalination Plant

Maritime works for an 80,000 m³/day plant — successfully delivered and handed over.

80Km³/day

1,780 mIntake length

Ø1400mm intake

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Vision · Mission · QHSE

Driven by quality, safety & efficiency

Vision

To be one of the leaders as marine construction partner across the Middle East and North Africa, recognized for delivering innovative, sustainable, and reliable marine solutions.

Mission

To deliver marine construction projects and services to public and private clients across MENA markets by leveraging our owned specialized marine fleet, advanced technologies, and highly skilled professionals. We are committed to quality, operational excellence and sustainability.