We have developed a range of training courses to assist with career development and the provision of a competent workforce, Namaka Subsea can assist individuals to reach their true potential within the workplace.


At Namaka Subsea, we specialise in providing diverse services tailored to the unique needs of industries operating in challenging subsea environments. Our commitment to excellence, safety, and efficiency is at the core of everything we do. From subsea projects and audits to ROV support and marine assurance, our highly skilled professionals utilise cutting-edge technology and industry-leading expertise to deliver exceptional results. With a focus on quality, reliability, and sustainability, Namaka Subsea is your trusted partner for all your subsea needs. Explore our range of services and discover how we can help you achieve your underwater objectives with confidence and precision.


Namaka Subsea has developed a pioneering asset management system that supports IMCA and ADSI standards and can greatly help streamline your asset management. Take control of your asset management and discover how the Namaka Asset Management System (NAMS) can help you achieve this goal.


It is our aim to take the knowledge and experience gained by our personnel, over the years, to provide both technical and operational support to our Clients within the subsea industry.


TOADS menu image


Our IMCA Approved Trainee Offshore Air Diving Supervisor (TOADS) course is aligned with the requirements of IMCA D 013 Offshore diving supervisor and life support technician certification schemes.

Please be aware that the following documents MUST downloaded, completed and approved prior to making any course payment.

To meet the demands of today’s market we have also include modules on:

  • DSV Operations:
    • Supervisors checks on divers umbilical excursion lengths when carrying our operations from a DSV;
    • DSV umbilical calculations, with worked examples;
    • Seafastenings;
    • Load testing.
  • Nitrox operations:
    • Nitrox operations & Oxygen overview;
    • Nitrox gas mixing calculations;
    • Equivalent Air Depth (EAD) calculations;
    • Oxygen & Nitrox legislation/ guidelines.
  • Management of Change (MOC);
  • Forged certification and what to look for;
  • DP Reference Systems;
  • Trade Industry bodies;
  • UK Legislation.

There are also modules with an emphasis on simplifying the typical calculations used for Surface Supplied diving operations.

The course is scheduled to run over six days (50hrs) with an exam on day seven.

The course tutor has over 40 years’ experience in diving operations and having recently set up an offshore diving company from concept through to being operational and currently providing consultancy services to diving contractors applying to become members of the IMCA Diving Division, has been well placed to develop this course to ensure the content is current for todays market.

This course is being run online with a live presenter using Starleaf, which is accessed using an internet browser with an internet connection. Once payment has been completed, log in details to the course will be provided via email.

Trainee Offshore Air Diving Supervisor £1020

Virtual Classroom


  • Available on Request (5 Spaces)

Delegates (£1,020.00 each)