Oman

HHA Diving Services provides IMCA-certified commercial diving, underwater inspection, marine maintenance, offshore support, salvage, and subsea construction services throughout Oman. With active operations across Muscat, Sohar, Salalah, and Oman's expanding maritime and industrial sectors, we support vessel owners, port operators, offshore contractors, desalination facilities, and major infrastructure projects with reliable underwater solutions.

For more than 30 years, HHA has delivered commercial diving services throughout the GCC, helping clients maintain critical marine assets, reduce downtime, and complete underwater work safely and efficiently. Our Oman operations are supported by experienced dive teams, commercial-grade equipment, and the operational standards required by offshore and industrial clients.

Whether the requirement is a planned inspection campaign, emergency underwater repair, salvage operation, or offshore maintenance project, our teams are available 24/7 throughout Oman.

Supporting Oman's Maritime & Industrial Infrastructure

Oman's strategic location along major international shipping routes has made its ports, offshore facilities, desalination plants, and coastal developments essential to regional trade and industry.

As these assets continue to expand, underwater inspection, maintenance, and repair become critical for maintaining operational reliability and regulatory compliance.

HHA supports:

• Port authorities

• Vessel owners and operators

• Offshore energy companies

• EPC contractors

• Marine construction firms

• Utility and desalination operators

• Government infrastructure projects

• Industrial marine facilities

Our experience across Oman's maritime sector enables us to deliver practical solutions for complex underwater challenges while minimizing operational disruption.

Commercial Diving Services Available in Oman

Underwater Inspection & UWILD Surveys

Accurate underwater inspections help operators identify issues before they become costly failures.

HHA provides:

• Underwater CCTV inspections

• UWILD inspections

• Hull condition surveys

• Propeller and rudder inspections

• Ballast tank inspections

• Flooded compartment inspections

• Offshore structural assessments

• Engineering support inspections

Inspection reports include visual documentation, findings, recommendations, and supporting data to assist maintenance planning and compliance requirements.

Hull Cleaning & Underwater Maintenance

Marine growth and biofouling can negatively impact vessel performance, increase fuel consumption, and accelerate deterioration of submerged assets.

Our maintenance services include:

• Hull cleaning

• Propeller polishing

• Sea chest cleaning

• Intake cleaning

• Marine growth removal

• Anode cleaning and replacement

• Jetty and quay wall cleaning

These services help vessel operators and facility owners maintain efficiency while avoiding unnecessary downtime.

Offshore Diving Support

Oman's offshore sector requires specialist diving support capable of operating safely around critical infrastructure and energy assets.

HHA provides:

• Platform inspections

• Jacket inspections

• Subsea maintenance

• Riser inspections

• Valve operations

• Structural assessments

• Inspection, Maintenance & Repair (IMR) programs

• NDT inspection support

Using Surface Supplied Diving Equipment (SSDE), our teams operate under controlled procedures designed to meet international commercial diving standards.

Underwater Welding & Structural Repairs

When underwater assets require immediate repair, commercial diving intervention often eliminates the need for lengthy shutdowns or dry docking.

Our services include:

• Wet welding

• Underwater cutting

• Exothermic cutting

• Structural repairs

• Steel plate installations

• Emergency repairs

• Salvage support operations

With certified diver-welders and extensive field experience, HHA supports both planned repair campaigns and urgent intervention projects.

Marine Salvage & Recovery Operations

Marine incidents require rapid response, technical expertise, and carefully planned execution.

HHA provides:

• Vessel refloating

• Salvage operations

• Airbag lifting services

• Sunken equipment recovery

• Anchor retrieval

• Emergency recovery projects

• Cargo recovery support

Our lifting systems range from 250 kg to 20 tons, supporting recovery projects of varying complexity across ports, harbors, and offshore locations.

Marine Construction & Cofferdam Installation

Oman's expanding coastal infrastructure sector creates increasing demand for underwater construction support.

HHA assists marine contractors with:

• Cofferdam installation

• Underwater concrete works

• Structural repairs

• Pipeline installation support

• Intake and outfall installations

• Quay wall maintenance

• Jetty construction support

• Marine fabrication installation

By integrating diving operations with construction requirements, we help project teams complete underwater work efficiently and safely.

Proven Experience in Oman

HHA has successfully completed multiple marine and subsea projects throughout Oman, supporting both local and international clients.

Salalah Test Patch Survey Project

HHA collaborated with South Korean marine specialists and coating experts during a specialized underwater test patch survey in Salalah. The project involved underwater inspection and coating assessment activities performed under international quality requirements.

Marine Operations in Sohar & Salalah

Our teams have supported port operations, vessel maintenance, inspections, and underwater intervention projects throughout Oman's major commercial ports, helping operators maintain asset integrity and operational continuity.

Regional Offshore & Infrastructure Support

HHA regularly mobilizes teams across Oman for offshore inspections, pipeline support activities, marine construction projects, and emergency response requirements.

Supporting Oman's Desalination & Utility Sector

Reliable seawater intake systems are essential to many of Oman's industrial and utility facilities.

HHA provides:

• Seawater intake inspections

• Intake screen cleaning

• Debris removal

• Pipeline inspections

• Underwater maintenance

• Emergency intervention works

• Cathodic protection inspections

Our experience with desalination infrastructure across the GCC enables facility operators to maintain performance while reducing the risk of unplanned outages.

Why Clients in Oman Choose HHA

Established GCC Diving Contractor

With more than three decades of experience, HHA has built a reputation for delivering safe and dependable commercial diving solutions across the region.

IMCA-Certified Operations

IMCA certification requires strict operational procedures, diver competency requirements, equipment controls, and documented safety systems. This provides clients with confidence that underwater work is performed to internationally recognized standards.

Rapid Mobilization Across Oman

Our operational structure allows teams to mobilize quickly to ports, offshore facilities, industrial sites, and marine construction projects throughout the Sultanate.

Comprehensive Marine Service Capability

From underwater inspections and NDT testing to salvage, welding, offshore support, seawater intake maintenance, and marine construction, HHA provides a broad range of underwater services through a single contractor.

Areas We Serve in Oman

HHA supports projects throughout Oman, including:

• Muscat

• Sohar

• Salalah

• Duqm

• Coastal industrial zones

• Offshore facilities

• Commercial ports

• Marine infrastructure developments

Additional support is available across the UAE, Saudi Arabia, and the wider GCC region through our regional operations network.

Commercial Diving Support Throughout Oman

Whether you require an underwater inspection, offshore diving support campaign, UWILD survey, marine salvage operation, seawater intake maintenance project, or emergency underwater repair, HHA provides experienced commercial diving teams backed by proven GCC expertise.

With a strong understanding of Oman's maritime, industrial, and offshore sectors, we help clients protect critical assets, maintain compliance, and keep operations moving.