SubNet Services Ltd Is a UK registered company. We have Recruitment Offices and Competency Training and Assessment facilities in the UK and the Philippines supplying Personnel and Competency Training to the many Oilfield and Other Industries World Wide.

Consultancy Services

Commissioning - Consultancy
Services for the Sub Sea

Whether you are a Major Oil Company, Vessel/Rig Owner, Sub Sea, Diving or ROV Contractor it is imperative for you to confirm that the vessel, the diving system or the sub sea equipment you are commissioning, is compatible or in fact adequate for the project requirements.

SubNet Services supply a full range of Commissioning Consultancy Services for the Sub Sea, Diving and ROV Industry.

Project Types

  • Hyperbaric Welding
  • Inspection
  • Heavy Construction
  • Salvage
  • SBM
  • Rig
  • Wellhead
  • Lay barge
  • Dredge barge
  • Civils
  • Movie Industry
  • Nuclear
  • MOD (defence)
  • and more...

From initial concepts to final trials.

  • Commissioning Consultancy
  • Procurement
  • Pre-installation surveys
  • Post Installation
  • Trials
  • Auditing and Reporting

For Your

  • SubSea, ROV & Diving Requirements
  • Work class ROV & ADS systems on Rigs
  • DP DSV's
  • Drill Ships & Multi hull DP MSV's.
  • Overseeing Installing and Testing of Dive Systems
  • Function Testing Dive Systems and equipment.
  • Equipment trials and reporting.

Auditing Services

Audits to IMCA specification

SubNet Services are ideally qualified to perform Saturation and Air Diving System Audits to IMCA specification for Major Contractors, Vessel Owners and End User Companies. We use only KEY personnel with a vast experience in the field and are a completely independent consultancy.

Our audits can be performed according to the recommendations of IMCA "DESIGN", or to your own or our added specifications, trials and recommendations.

See example audit (cut down for this example)

General Industry Audits

SubNet Services can Audit your Personnel, Procedures, Manuals and Facilities. ROV systems, equipment and or installation audits.

Pre Build & Installation Audits

From pre order to actual commissioning of the equipment SubNet Services can advise on design and installation. We can oversee and report on installation.

Post Installation Audits

SubNet Services can oversee sea trials, commissioning and reporting of equipment performance and compliance. Completion of trials and Failure Mode and Effect Analysis (FMEA) of dive systems and diving support vessels.

Risk Management

SubSea Risk Management

SubNet Services are available for all Risk Assessment and Risk Management related to the Sub Sea, Diving and ROV industry. Onshore, offshore, pre project, during your project, procedures, reporting and managing.

Risk Management

SubNet Services produce procedures to comply with risk management. SubNet Services can supply Risk Managers for your project in the form of Key qualified consultants within the industry.

Their job is to work for you or between you and your clients and or contractors, in producing on the job Risk Assessment and Risk Management.

Risk management will help with quickly and efficiently producing risk free procedures for all steps of your project.

Risk Assessment

SubNet Services can provide risk assessment of you worksite, equipment, personnel, safety and diving procedures. Identify hazards and guide you through the process of selecting and applying control measures.

Assess the health and safety risks associated with particular tasks or events. Consider possible control measures to reduce the risks assess the effects those control measures have on the risks.

Break the project down into Risk activities and the hazards associated with each activity.

Discuss control measures for each hazard and assess the risks arising from the hazards. In this way we can build a risk assessment structure that reflects the way your project or business is organised.

ROV Training and Hire Services

Worldwide ROV Services

SubNet Services Ltd. are able to supply the following ROV Services worldwide

The Services

  • Offshore Oilfield
  • Pipeline Surveys
  • Underwater NDT
  • Inland Waterways
  • Dam Inspection
  • Wreck Surveys
  • Bottom Surveys
  • Security
  • Underwater Environmental Surveys
  • Potable Water
  • Search and Rescue
  • Insurance and Forensics

ROV System Hire

SubNet Services can supply various ROV Vehicles on Hire Only OR With Operators on a Contract Basis.

Welding Inspection & NDT

Consultation and Inspection

SubNet Services Ltd. offers comprehensive non-destructive testing, welding consultation, welding inspection, third party inspection, coating / painting inspection to our Clients in any world location.

We provide these services within many fields of operation, such as, onshore or offshore oilfield platforms and refineries, structural steelwork & other fabrication, pipeline, boiler, pressure vessel, manufacturing & heavy equipment inspection.


SubNet Services Ltd. offer the following services:

  • NDT Inspection (VT, PT, MT, RT, UT)
  • Welding Consultation
  • Welding Inspection and Quality Control Services
  • Third-Party Inspection
  • Coating / Painting Inspection

SubNet Services Ltd. are ready to utilize full teams or single personnel only or with a comprehensive range of inspection equipment if needed, to complete your inspection requirements anywhere in the world.

Let us quote you now for your project services or personnel only supply.


SubNet Services Ltd. offers a comprehensive range of inspection Equipment

These includes:

  • Ultrasonic Flaw Detectors
  • Ultrasonic Thickness Gauges
  • Underwater Thickness Gauges
  • X-Ray & Gamma-Ray Sources
  • Welding Gauges
  • Coating / Painting Test Equipment

Welding Certification / Welder Approval - Pre Hire Philippines or Worldwide

SubNet can approve all welders in the Philippines or at your country location world wide. Including but not limited to API-1104, AWS.D1.1, ASME-IX - 6G Tig and SMAW etc.

  • On site surveillance of the test piece production against Written Procedures
  • Witnessing laboratory testing of the test pieces
  • Review of any Non-destructive or other Test Results
  • Approval of the Weld Procedure (and welder if appropriate)
  • Qualified AWS CWI and CSWIP welding inspectors

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