About Us

At OceanSi, we specialize in delivering advanced marine, offshore, and subsea engineering solutions that meet the toughest operational demands. With years of expertise in custom fabrication, precision machining, and integrated deck machinery, we design and manufacture systems that perform with reliability and accuracy in every environment.

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Our capabilities include welding and assembly, CNC machining, and detailed engineering and drafting, ensuring every project is built to the highest standards of safety and efficiency. From marine cranes, winches, and launch and recovery systems to cable deck machinery, ROV support equipment, and geotechnical tools, each solution is engineered for long-term durability and superior performance.

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OceanSi also fabricates industrial-grade storage tanks certified to AWWA D100, API 650, and NFPA 22 standards, serving water, fuel, and chemical applications across marine, offshore, and industrial sectors. Every product is designed to withstand corrosive environments, heavy workloads, and extreme conditions, ensuring unmatched reliability.

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Driven by innovation, precision, and client collaboration, OceanSi provides complete engineering and fabrication solutions from concept to commissioning. Our mission is to support global marine and offshore projects with safe, efficient, and sustainable systems—built with craftsmanship, tested for endurance, and trusted worldwide.