Diving & Hyperbaric Welding Systems

Diving & Hyperbaric Welding Systems

At ORCA, we deliver comprehensive support for all aspects of dive systems and hyperbaric welding operations. With decades of expertise, we provide comprehensive maintenance, fabrication, engineering, and operational support for saturation, air, and welding systems, ensuring safety, compliance, and optimal performance at every stage.


Dive Systems Services

Our services cover the full lifecycle of your assets, from installation to life extension. Through our Aberdeen headquarters and regional offices, ORCA offers reactive, cost-effective solutions tailored to your operational needs.

Our capabilities include:

  • Dive System Installation & Commissioning
  • System Calibration & Class Compliance
  • Re-commissioning & Cold/Warm Stacking
  • Condition Reports & Independent Pre-Purchase Inspections
  • System Design & Engineering
  • IMCA Compliance Support
  • Electrical & Mechanical Dive System Technicians
  • Equipment Replacement, Modification & Refurbishment
  • Life Extension Projects (LEXTS)
  • O₂ Cleaning & Re-certification
  • Servicing & Dry Docking Support
  • Major Surveys (5 & 10 Year Intervals)

Specialist Personnel & Consultancy

ORCA provides highly skilled technicians, engineers, and subject matter experts to complement your team. Our personnel are vetted through our Technical Competency Scheme, ensuring top-tier expertise without the need for permanent hires.

We also offer consultancy services, including:

  • Procedure and work plan development
  • Project scheduling and review
  • Engineering and compliance support

Supported Equipment

We maintain and service a wide range of critical systems and components:

  • Chamber Conditioning Units (CCUs)
  • Compressors, Pumps & Cylinders
  • Communications & Monitoring Systems
  • Diving Helmets & Masks
  • Hyperbaric Reception Facilities (HRF)
  • Hyperbaric Welding Habitats & Topside Equipment
  • Life Support Equipment & Panels (Air, Sat, Electrical, Hydraulic)
  • Saturation Dive Systems & SPHLs
  • Instrumentation Tubing & Video Systems

Hyperbaric Welding Expertise

With over 35 years of experience, ORCA is a trusted partner for hyperbaric welding projects worldwide. Our services span design, engineering, and operational support for subsea and topside welding systems.

Our hyperbaric welding capabilities include:

  • Habitat design for conventional & structural subsea operations
  • Surface control cabins & support equipment
  • Full engineering packages for subsea & topside systems
  • Complete equipment drawings & certification
  • Critical spares & consumables for offshore operations
  • Project management for all phases: onshore trials, mobilisation/demobilisation, offshore PMS & calibration

Why Choose ORCA?

  • Proven track record with industry leaders (Subsea 7, Technip, Commex)
  • In-house expertise for complex engineering challenges
  • Commitment to safety, compliance, and operational excellence

Contact Us Today

Ready to enhance your dive systems or hyperbaric welding operations? Get in touch with our team for tailored solutions and expert support.