Diveworks International Ltd, a diving contractor uk that operates globally delivers comprehensive subsea inspection and NDT services in the UK and across the globe. These services are tailored to offshore, nearshore, and inland marine infrastructure. Our solutions support asset integrity management, class certification, and pre-construction surveys. Thus, we ensure every project is conducted safely, compliantly, and to the highest industry standards.

Operating across a wide range of subsea environments, our experienced commercial diving teams provide accurate, fully documented inspection data to support informed decision-making and long-term asset performance.

Our Subsea Inspection Capabilities

We provide a complete range of Subsea NDT inspections UK and worldwide. Our offerings include:

Close Visual Inspection (CVI)

High-definition visual inspections carried out by qualified divers, with live surface monitoring, video recording, and still image capture for detailed assessment and reporting.

Non-Destructive Testing (NDT)

Our advanced NDT techniques enable thorough structural assessment without damaging the asset:

• Ultrasonic Thickness (UT) Measurement
  Accurate corrosion and wall thickness readings using diver-operated equipment, with real-time data logging.
• Magnetic Particle Inspection (MPI)
  Detection of surface and near-surface defects in ferrous materials, including crack identification.
• Alternating Current Field Measurement (ACFM)
  High-precision weld inspection and crack detection in subsea metallic structures.
• Cathodic Protection (CP) Readings
  Evaluation of corrosion protection systems to ensure ongoing asset durability and compliance.

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Why Choose DWI as Your Diving Contractor in the UK and Overseas?

As an established diving contractor in the UK, Diveworks International provides fully managed inspection services tailored to complex marine environments globally. Our teams combine commercial diving expertise with engineering oversight, ensuring accurate data collection and actionable reporting.

We support a wide range of sectors, including offshore wind, marine construction, ports and harbours, and subsea infrastructure projects. Whether acting as a principal diving contractor or supporting Tier 1 contractors, we deliver safe, efficient, and compliant inspection solutions across the globe.

Inspection Reporting & Documentation

Every project includes a comprehensive inspection report containing:

• Annotated high-resolution imagery
• Video inspection records
• UT thickness logs and NDT results
• Engineering observations and recommendations

Our reporting supports regulatory compliance, asset integrity programmes, and maintenance planning.

Certified Personnel and Engineering Support

Our subsea inspection teams are fully qualified and certified, including:

• CSWIP 3.1u and 3.2u Inspection Divers
• CSWIP 3.4u Inspection Controllers
• HSE Qualified Dive Supervisors

Where required, we work alongside chartered engineers. In addition, we partner with independent third-party specialists to validate findings and ensure full compliance with industry and regulatory standards.

Operational Coverage for underwater inspection services

Diveworks International carries out Subsea Inspection and NDT Services UK and worldwide, operating across a diverse range of marine and offshore environments, including:

• Offshore wind farms and energy installations
• Subsea pipelines and cable routes
• Ports, harbours, and jetties
• Bridges, inland waterways, and marine structures

We support projects throughout:

• The United Kingdom and European waters
• Nearshore and offshore energy sectors
• Inland and coastal infrastructure environments

All dive operations are conducted in accordance with HSE or IMCA guidelines, depending on project and client requirements.