LDD Technology

Subsea & offshore connector technology

LDD Technology (previously SRP) develops technology for the offshore energy industries, including subsea mooring connectors and automated lift tooling. We specialise in applications requiring fatigue resistance, high strength steel, actuation, and integrated motion sensing and control electronics.

LDD Technology is a division of LDD Group, an Acteon Group company.


Our products include the Rocksteady subsea mooring connector, an acoustic quick disconnect mooring connector, and Rocksteady remote control lifting tool.

Rocksteady heavy lift tool

Offshore heavy lift tool The Rocksteady® lift tool is a quick connector for heavy offshore lifting operations. A fail-safe and ...
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Rocksteady SMC

Subsea mooring connector Rocksteady® is a quick subsea mooring connector that is smaller and more capable than any other in ...
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Rocksteady QD

Rocksteady QD is our Quick Disconnect variant of the Rocksteady® subsea mooring connector, developed exclusively for our sister company InterMoor ...
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Rocksteady TT

The Rocksteady tensioning tool (TT) is a subsea mooring line tensioning system to simplify the installation and replacement of mooring ...
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Bearing systems

Bearings are a cost effective method of limiting peak loads and fatigue damage in components subject to oscillating motions, such ...
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Rocksteady V

Rocksteady V is a variant of our field proven Rocksteady ® subsea mooring connector designed specifically for hull or pile ...
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SRP’s experienced engineers have a detailed working knowledge of the design and procurement process from forging and welding to offshore operations. We can take your idea or project specifications to engineer, detail design, and procure the components and tooling to deliver a working solution.

With Solidworks 3D CAD modelling and ANSYS finite element analysis, our engineers are skilled at converting high level specifications and concept drawings into code compliant manufacturable equipment.

Our clients come to us for our:

  • 3D component engineering and design
  • Technology development
  • Finite element analysis
  • Prototype manufacture and testing
  • Qualification and testing
  • Installation methods
  • Turnkey supply of qualified products.

Working closely with our network of approved European forges, mills, machine shops and fabricators, SRP can manage the manufacture and integration of your equipment with the highest quality and complete traceability.