Global underwater solutions proven in the world's toughest Environments

Subsea Global Solutions is a global provider of underwater inspection, maintenance, and repair services for the maritime and offshore industries with over 200 highly skilled commercial diver technicians. From routine hull cleaning to complex subsea projects, our certified dive teams and ROV operators deliver safe, efficient, and regulation-compliant solutions designed to minimize downtime and maximize vessel performance.

With 13 strategically located offices and rapid mobilization capabilities spread over five continents, we support fleets and offshore assets across major ports and energy hubs worldwide.
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Learn About Our Repair Capabilities

Underwater Repair

Whether in need of underwater welding or underwater equipment overhauls, we will tailor a custom solution that will satisfy your requirements.
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Underwater Maintenance

From hull grooming to in-depth underwater inspections, we have the global footprint to deliver consistent—reliable services to cover all of your underwater needs.

Inland, Coastal, & Ports

We offer a wealth of marine construction services from consultancy to design, engineering to fabrication, and installation to final commissioning.
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Comprehensive Underwater Services

Hull Cleaning & Biofouling Management

Professional underwater hull cleaning services designed to reduce drag, improve fuel efficiency, and maintain regulatory compliance.

Propeller Polishing

Precision propeller polishing to restore hydrodynamic efficiency and optimize vessel performance.

Underwater Inspection

Class-approved underwater inspections, in-water surveys, and condition assessments performed by certified divers and ROV specialists.

Underwater Repair & Maintenance

From seal replacements to complex subsea repairs, our teams deliver reliable underwater maintenance solutions with minimal operational disruption.

View all maintenance services

Case Studies

Subsea Global Solutions’ case studies provide an in-depth look at how we tackle complex underwater challenges to keep your vessels and assets operating at peak performance. From solving vibration issues to completing intricate hull cleanings and thruster overhauls, our stories highlight the advanced technologies, expert teams, and dedication to quality that set us apart. Explore how Subsea Global can deliver the results you need, no matter the challenge.

Rudder/Stabilizer Repairs

Emergency Underwater Rudder Repairs on a Large Ocean-Going Vessel — Busan, South Korea

Subsea Global Solutions was engaged to deliver a reliable, class-approved underwater repair solution while the vessel remained in service in Busan, South Korea.

Underwater Propeller Repairs

Efficiency at Sea: Successful PBCF Installation

Our operations team recently reached a significant milestone with the successful completion of a Propeller Boss Cap Fins (PBCF) installation for the vessel Seagull in Singapore.

Tunnel Thruster Repair/Replacement

Underwater Bow Thruster Installation on a Nearly 300-Meter Passenger Ship

A nearly 300-meter passenger vessel operating in a high-traffic cruise terminal required the installation of a new bow thruster to support maneuverability and safe port operations. Due to the vessel’s size, operational schedule, and the need to avoid drydocking, the work had to be performed underwater while the ship remained afloat.

The All-Sea Underwater Solutions Legacy

As Subsea Global Solutions celebrates 80 years of maritime excellence, we honor the companies whose legacies became part of our global story. Among them is All-Sea Underwater Solutions.

Parker Diving Service and Torrance Parker’s Legacy

From our earliest roots in the 1940s to our present global footprint, our history is a story of pioneers, problem-solvers, and dedicated diver-technicians who helped shape the subsea industry. That history includes Torrance Parker.

Gray Diving and the Legacy of the Gray Family

The story of Subsea Global Solutions is woven together by the legacies of pioneering companies and families whose vision shaped the subsea industry. Among them, the Gray family stands tall.

Latest News

From complex underwater repairs and advanced hull cleaning solutions to highlights from global conferences and events, our news section keeps you informed about how Subsea Global continues to set the standard in underwater solutions.