Marine & Subsea
Bespoke equipment and analysis for safe, efficient marine and subsea operations.
Engineered for the demands of 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.
Delivering bespoke marine and subsea solutions
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.

Services in Marine & Subsea
Discover flexible, fixed-price engineering support in the Marine & Subsea industry.
What we deliver
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.
Launch and Recovery Systems (LARS)
A‑frames, winches, cursors, and handling aids; verification and documentation for safe launch/recovery.
Subsea vehicles and tooling
ROV/AUV chassis, modular skids, manipulators, survey and IMR tooling, trenching and intervention aids.
Deck equipment and integration
Sea‑fastening, lifting/handling frames, spreader beams, pad‑eyes, transport and over‑side arrangements.
Structural analysis and fatigue
FEA, lifting verification, fatigue life checks for frames, foundations, and interfaces.
Naval architecture and sea‑keeping
Stability, RAOs, motion envelopes, and safe operating limits for mission tasks.
Operations engineering
Procedures, operator manuals, FAT/SAT support, and class/owner review packs.
Trusted by industry leaders
Marine Operations Lead, Marine & Subsea
Focussed on delivery
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
Speak to our experts
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



