Our Blog

Proven, Precise, Professional: What It’s Like to Work With Subsea Global Solutions

Subsea Global Solutions provides proactive underwater inspection & maintenance programs for offshore oil & gas operators—helping extend asset life, reduce risk & meet class requirements.

Cleaner Hulls, Cleaner Oceans: Subsea Support for Sustainable Oil & Gas

Subsea Global Solutions helps offshore oil & gas operators manage biofouling risks with diver & ROV cleaning, inspections, and regulatory-compliant solutions—boosting efficiency and reducing downtime.

How Subsea Support Minimizes Downtime in Offshore Operations

Subsea Global Solutions delivers rapid, class-approved underwater repairs for the offshore oil & gas industry—reducing downtime and eliminating costly dry-docking. Learn how our global teams support critical assets 24/7.

Stern Seal Exchange on an Oil/Chemical Tanker in Curacao

Subsea Global Solutions was called upon to perform a critical underwater stern seal exchange on a tanker docked in Curacao. Facing significant oil leakage, the client urgently needed a trusted partner with the expertise and resources to complete the repair efficiently, safely, and without disrupting the vessel's schedule.

Hydrodynamic Corrections – Maximizing Efficiency After Repairs

When a propeller sustains damage beyond the straightening capabilities of even the largest press equipment, hydrodynamic corrections offer an innovative and effective solution.

Propeller Cropping – Precision Balancing for Odd Number Blade Propellers

Not all propeller damage can be straightened. When blades are fractured, chipped, or excessively bent, cropping becomes necessary. However, cropping an odd-numbered blade propeller presents unique challenges that must be carefully managed.

Rapid Azimuth Thruster Steering Seal Repair

Subsea Global Solutions completed a critical in-water steering seal repair on a cable vessel in San Diego. Our team rapidly designed, fabricated, and installed a custom packing gland housing, ensuring minimal downtime and keeping the vessel on schedule.

Precision Propeller Straightening – Restoring Performance Without Dry Docking

Subsea Global Solutions’ proprietary propeller straightening technology offers a far more efficient and cost-effective alternative to blade cropping.

Emergency Salvage and Retrieval at a Key Water Reservoir

Subsea Global Solutions successfully completed an emergency salvage and retrieval operation at a critical water reservoir in Los Angeles for the LADWP. The reservoir plays a critical role in the region’s water distribution network, making its restoration an urgent priority to ensure reliable water availability for essential operations and infrastructure.

Routine Propeller Polishing and Hull Inspection in Palm Beach, Florida

Subsea Global Solutions was tasked with completing a routine propeller polishing and hull inspection for a commercial vessel docked at the Port of Palm Beach. This service, part of the vessel’s ongoing maintenance schedule, ensured optimal performance and efficiency.

In-Water Thruster Installation and Rudder Bushing Replacement

When a roll-on/roll-off ship (RO-RO) required an immediate thruster installation and rudder bushing repairs, Subsea Global Solutions stepped in to deliver a seamless in-water solution.

Behind-the-Scenes with Subsea Global Solutions with Captain Kate McCue

A big thank you to Captain Kate for sharing a behind-the-scenes look at Subsea Global Solutions in action on a propeller polishing project.

Shell Plate Repair Afloat on an Offshore Supply Vessel

Discover how Subsea Global Solutions expertly repaired a corrosion hole in an offshore supply vessel’s bilge tank. Our Trinidad team delivered a class-approved shell plate replacement, restoring the 90-meter vessel to full operational readiness with minimal downtime.

Restoring Propeller Performance on a Heavy-Load Carrier in Palm Beach, Florida

Discover how Subsea Global Solutions swiftly resolved propeller damage for a heavy-load carrier in Palm Beach, restoring performance and efficiency with precision repairs.

Employee Spotlight: Uwe Aschemeier

We're proud to spotlight Uwe Aschemeier, our Head of Welding Services. With extensive experience as a commercial diver, Uwe is also an award-winning educator and a respected speaker in the underwater welding industry, known for his dedication to advancing industry standards and sharing his expertise worldwide.

Advanced Underwater Welding Training in Long Beach, CA

In October, Subsea Global Solutions held its advanced underwater welding training course in our training center in Long Beach, providing a comprehensive 10-day program designed to hone practical skills and qualify participants for new joint geometries and/or new welding positions.

Thruster Overhaul on SSDU Independencia-2 (formerly La Muralla IV)

In 2024, Subsea Global Solutions completed a complex overhaul of eight thrusters on the La Muralla oil rig, led by our Curaçao-based team, ensuring the rig's peak performance through rapid, on-site servicing.

Grounding Incident Repair in Freeport, Bahamas

In response to a vessel grounding in Freeport, Bahamas, Subsea Global Solutions swiftly mobilized a team of 15 technicians from multiple locations, efficiently securing damaged tanks and enabling the vessel to resume operations, exceeding client expectations through precise coordination and daily updates.

Offshore installation, underwater shell plate damage, class approved repair without drydocking

Class approved shell plate underwater damage repairs to offshore semi-submersible platform without drydocking.

Like it or Not, Robots are Coming!

Since the adoption of the IMO (International Maritime Organization) biofouling guidelines MEPC.207(62) in 2011, there has been a positive sea shift in awareness of biofouling and its dual impacts: invasive aquatic species; and ship-based emissions.

Subsea Global Solutions delivers marine dredging project to improve mooring access

Another happy client back to business: 3800 CPM of sand & silt dredged in a short time window, and under budget! Read the full case study here.

Massachusetts Maritime Internship

Subsea Global Solutions had the pleasure of hosting two interns from Massachusetts Maritime Academy for the past two months as part of the Academy’s co-op program.

Employee Spotlight - Maheshvari Hughes

Do you ever wonder who the individuals are who make it all work here at Subsea Global Solutions? We would like to introduce you to Maheshvari Hughes, our crew coordinator at the Subsea Global Solutions Miami office.

Subsea Global Solutions solves serious problems: Assisting a large, fully laden post-Panamax container vessel with steering issues

Subsea Global Solutions solves serious problems: Assisting a large fully laden Post-Panamax container vessel with steering issues. Subsea Global Solutions works with port authorities, class, and manufacturers to provide class-approved in-water float out removal, repair, and refit of a 110 mt rudder. Find out how our underwater inspection and survey services deliver practical, cost-effective solutions to a complex offshore problem. Subsea Global Solutions works with port authorities, class, and manufacturers to provide class-approved in-water rudder float out removal, repair, and refit of a 110 mt rudder. Helping owners safely reduce their risk exposure and related costs that would include diversions, delays, and downtime.

Season's Greetings! A Subsea Global Solutions 2021 Performance Look Back

Before celebrating another great year, we want to pause, reflect, and express our gratitude to you. Thank you to our customers, partners, employees, family and friends. It has been our pleasure to serve you.

Scrubber Overboard Spool Pipe Repairs with 5 Year Warranty

The installation of complete SOx scrubber systems is entirely possible without taking the vessel out of the water. Subsea Global Solutions' involvement is focused on precision cutting of the hull penetrations for the sea chest openings and overboard spool pipe installation below the waterline.

Galvanic Corrosion damage on Rudders

3 months out of dry dock, galvanic corrosion caused heavy cavitation/ erosion damage on PORT and STBD side rudders.

Skeg Ripped from Azipod

3 month out of dry dock, galvanic corrosion caused heavy cavitation/erosion damage on PORT and STBD side rudders.

Hull Breach on Tanker

During cargo operations, a submerged pile pierced through the hull. Subsea Global Solutions worked together with owner and class to develop repair plan that included the design and installation of an engineered cofferdam.

Offshore Oil and Gas

A Blue-Chip oil & gas company incurred several defects and cracks in a critical attachment member of an FPSO’s hull – these defects required repair to allow continued operation.

Underwater Propeller Blade Straightening & Cold Static Loading

Subsea Global Solutions can restore your propeller blades as a permanent repair, to OEM design geometry by cold static loading with our underwater propeller blade press.

Bilge Keel Repair on FPSO

Design flaws together with poor workmanship caused the bilge keel to fracture during operation in several locations. Subsea Global Solutions worked together with the owner and Class to perform permanent underwater wet weld repair on the fractures, without interrupting the production.

Subsea Global Solutions Reseats Shifted Tailshaft Afloat and Executes a Stern Seal Repair

The client indicated that the tailshaft had shifted aft approximately 200 mm when the ship’s crew was doing maintenance on the shaft coupling. It resulted in the aft water seal losing contact with the liner, causing large amounts of water ingress into the stern tube.

Double Bow Thruster Removal by Subsea Global Solutions

The benefits of removing a damaged bow thruster afloat are many. The customer was able to prevent further damage to the bearings and gears caused by the presence of seawater in the gear housing and the procedures allows the units to be overhauled prior to the vessels next dry-dock—or, they can be re-installed afloat by Subsea Global Solutions, which would help to eliminate the need for additional tug cost.

Afloat Bow Thruster Blade Seal Exchange by Subsea Global Solutions

The project was executed with two Subsea Global Solutions teams working around the clock. While the vessel trimming process was in motion, the team onboard the vessel began to drain the oil from the thruster while the dive team began removing the bow thruster tunnel gratings to gain full access to the bow thruster.

A Turn-Key SOx Scrubber Spool Pipe Replacement by Subsea Global Solutions, with a 5-Year Coating Warranty

The client was in need of a turn-key—class approved—permanent repair. This included a single contractor that would manage the internal technical repair team, commercial diver team, prefabrication of the new spool pieces with flanges, final application of the 5-year warranty POLYFLAKE protective coating to 3000 microns on the new spool pipes, and achieving final class approval for the full repair procedure.

Subsea Global Solutions Repairs Hull Fracture in way of Bilge Keel

Subsea Global Solutions successfully repairs hull fracture in the way of the bilge keel. Trust our expertise for reliable and efficient hull repairs. Learn more today.

Subsea Global Solutions Completes an Afloat Rudder Stock Seal Replacement

Successful completion of afloat rudder stock seal replacement by Subsea Global Solutions. Trust our expertise for reliable and efficient seal replacements.

Subsea Global Solutions Restores Heavily Corroded Rudder

Subsea Global Solutions restores the heavily corroded rudder to optimal condition. Trust our expertise for effective and reliable rudder restoration services. Learn more today.

Subsea Global Solutions Straightens Damaged Propeller Blades in a Single 12-Hour Shift

Subsea Global Solutions straightens damaged propeller blades in a single 12-hour shift. Trust our efficiency and expertise for propeller repairs. Learn more now.

Subsea Global Solutions Removes Anchor Chain Debris Before Vessel's Planned Departure

Efficient removal of anchor chain debris by Subsea Global Solutions before the vessel's planned departure. Trust our expertise for timely and reliable debris removal services.

Subsea Global Solutions Replaces Propeller Blades After Contact Damage

Subsea Global Solutions started its underwater repair process by establishing load-rated rigging points above the propeller using 4F Class A wet welding procedures to allow safe new replacement propeller blade transfer of the propeller blades.

Subsea Global Solutions Exchanges Retractable Thruster on Semi-Submersible Despite Challenges

Subsea Global Solutions mobilized 2 teams composed of 14 expert diver technicians to execute the various projects in less than 35 days from Long Beach, Port Angeles, and Miami.

Season's Greetings! An Subsea Global Solutions 2020 Performance Look Back

‍Season’s Greetings from Subsea Global Solutions. While we wish you all a very Merry Christmas and a Happy New Year with your loved ones, we wanted to take this opportunity to take a look back to 2020 for Subsea Global Solutions, a year full of unprecedented challenges for everyone.

Subsea Global Solutions Repairs Leaking Aft Shaft Seal in A Hurry!

A quick repair of a leaking aft shaft seal by Subsea Global Solutions. Trust our expertise for prompt and reliable underwater repair services.

Scrubber Installation Without Dry Docking

Discover our innovative scrubber installation solution without dry docking. Minimize downtime and costs while ensuring compliance. Learn more today.

Focus On: Underwater Seal Replacement

Subsea Global Solutions performs high-capacity underwater repairs worldwide. Discover the innovative techniques and use of TransHab for underwater seal replacement.

No solution? Think again! – Aft shaft bearing repair, Hong Kong

A deep-sea bulk carrier fully loaded with goods had become immobilized due to a failure of the aft shaft bearing. In the past, not much could be done to help a vessel in this situation. With no way to transit on its own power and loaded with a perishable cargo, an economical solution needed to be developed quickly. Read more.

Propeller Repairs – Worldwide – March 2018

Subsea Global Solutions' propeller repair services in Canada, Panama, Uruguay, Singapore, and El Salvador. Explore our expert Diver's methods and tools.

Twin Shaft Seal Repair – South Pacific

As part of the cruise industry’s focus on the environment, a vessel operating in the South Pacific developed a minor problem with both of its shaft seals. Read how Subsea Global stepped in to provide a solution.

Stern Seal Repair – Romania

Subsea Global Solutions fixed a special shaft seal issue on a loaded bulk carrier, stopping oil loss and water entry. Stern seal repair in Romania, Nov '17.

Biofouling Cleaning Campaign – Korea-Oct 2017

Subsea Global Solution's impressive biofouling cleaning operation on a massive FLNG vessel in Busan. Explore the difficulties and creative approaches.

Oil Leak Repair

Subsea Global Solutions Halifax quickly resolved an oil leak crisis on a remote Canadian ferry with careful night repairs, revealing a deteriorated weld issue.

Propellers: How Smooth is Smooth?

By utilizing a multi-stage polishing process and diver / technicians trained in the proper analysis of the propeller condition, Subsea Global Solutions' process has proven to be an integral part of fuel efficiency programs. The benefits of maintaining a polished propeller have been known for years, but what has not been known is "how smooth is smooth"?