Bespoke equipment and analysis for safe, efficient marine and subsea operations.
From LARS and subsea vehicle integration to structural verification and naval architecture, Subco designs and qualifies equipment that fits your vessel and operations. We deliver fixed-price work packages covering everything from concept through to class-ready documentation — keeping your projects safe, compliant, and on schedule.
From Launch and Recovery Systems (LARS) and subsea vehicles to structural verification and naval architecture analysis, Subco Engineering designs and integrates equipment that fits your vessel, workflow, and operational envelope—keeping projects safe, compliant, and on schedule.

Whether you’re mobilising a vessel, planning an inspection/IMR campaign, or integrating new mission equipment, we design bespoke marine and subsea solutions that integrate seamlessly with deck layouts, handling systems, and operational procedures. Every design is engineered for safety, speed, and alignment with recognised industry standards.
A‑frames, winches, cursors, and handling aids; verification and documentation for safe launch/recovery.
ROV/AUV chassis, modular skids, manipulators, survey and IMR tooling, trenching and intervention aids.
Sea‑fastening, lifting/handling frames, spreader beams, pad‑eyes, transport and over‑side arrangements.
FEA, lifting verification, fatigue life checks for frames, foundations, and interfaces.
Stability, RAOs, motion envelopes, and safe operating limits for mission tasks.
Procedures, operator manuals, FAT/SAT support, and class/owner review packs.
Our team has delivered bespoke handling systems, LARS upgrades, subsea vehicle tooling, and deck integrations across diverse marine missions—from survey and inspection to construction and heavy handling. We blend agility with engineering rigour to keep vessels productive and crews safe.
Meet our team
Marine Operations Lead, Marine & Subsea
Discover flexible, fixed-price engineering support in the Marine & Subsea industry.
We'll help you define the problem, assess your needs, and connect you with the right engineering expertise — giving you clarity and confidence to move ahead.
Experts