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  • Charles St. Nicholas Marine Solutions Pvt Ltd 28/9, Adam Street, S.K. Nagar

    Chennai – 600 001

Our Story at Sea

Trusted across leading marine and industrial brands.

Led by a seasoned Marine Engineer with 20+ years at sea and in shipyards, Charles St. Nicholas Marine Solutions Pvt Ltd brings together expert engineers, technicians, and fitters experienced in marine diesel engines and heavy machinery. We provide 24/7/365 global support—at sea, in port, or in shipyards—delivering precise, reliable repairs and voyage-ready solutions tailored to each client.

  • 20+ years’ marine engineering leadership with certified riding crews.
  • 24/7/365 service with no barriers of borders or time zones
  • Precise, timely solutions at sea, in port, or at shipyards
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    20

    Years of Shipyard engineering

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Trusted Leaders in Marine Engineering

Delivering Precision Marine Solutions Worldwide

Providing state-of-the-art marine engineering, engine services, and hull fabrication with exactitude and reliability.

  • Engine & Propulsion Services

    Specialized in 2-stroke and 4-stroke engines, overhauls, reconditioning, and governor services for seamless vessel performance.

  • Hull & Fabrication Expertise

    Precision piping, steel works, and hull modifications, ensuring durability, safety, and efficiency in every project.

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Marine Solutions We Deliver

Marine Solutions We Deliver

From retrofit and commissioning to overhauls and fabrication – we deliver exactitude at every stage.

Core Innovation & Strength
For Manufacturing Units

Retrofit, Erection, Installation & Commissioning

Turnkey installs from site prep to commissioning, ensuring safe, efficient, standards-compliant operations.

2-Stroke Engine

Comprehensive overhauls, calibration, DPT, bearings and cam work restoring performance and reliability

4-Stroke Engines

Performance monitoring, in-situ inspections, unit decarb, liner and fuel-pump overhauls, minimized downtime.

Governor Service

We restore governors to factory-accurate performance: speed reference, droop/load control, and load limits set ...

Service Wherever Your Vessel Is

Reliable marine engineering support at sea, in port, at shipyards, and even during cruises.

At Sea

We provide immediate repair solutions during voyages, ensuring your vessel remains fully operational without costly delays or diversions.

During Mooring at Port

At Shipyards

From major overhauls to complex fabrication and reconditioning, our shipyard services deliver precision and class-standard compliance.

During Cruise

We also undertake repair works while your vessel is on cruise, ensuring passenger and cargo operations continue smoothly.

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Additional Marine Services

Rapid, class-compliant repairs and inspections to cut downtime and keep vessels operational.

Major overhaul of diesel engines (incl. crankshaft renewal)

Complete strip-down, calibration, bearings/gear/cam checks, and crankshaft analysis/replacement to restore peak performance.

In-situ inspection & causative analysis

Non-invasive inspections (e.g., scavenge space/components) to pinpoint root causes and prioritize corrective actions.

Troubleshooting & complex repairs

Troubleshooting & complex repairs diagnostic fault-finding and precision fixes across all marine diesel engines—at sea, in port, or yard.

Dry dock repairs

Dry dock repairs is planned yard work—overhauls, fabrication, and class-standard rectifications—delivered on schedule for swift return to service.