Skip to main content
A skipper at the helm of a rigid inflatable boat using a handheld radio while a crew member checks a chart

IMSO International

Train for the water ahead.

Practical maritime training for people taking their first steps, building their skills or working towards greater responsibility on the water.

Already hold a certificate? Find certificate support.

Coiled mooring lines and practice knots laid out on a pontoon beside a training boat

Our approach

Skills that make sense on the water.

IMSO brings practical experience and a clear learning structure together. We help you understand the skills you are building, what to practise next and how to keep progressing.

  • Practical learning

    Skills are taught and practised on the water, with the theory that explains them.

  • Clear progression

    You can see what each course covers and what a sensible next step looks like.

  • Support from first enquiry onward

    We help you choose a course and stay in touch as your plans develop.

Recreational courses

Find your next course.

Start with the fundamentals or build on experience you already have. Explore our power and sail courses, then speak to us about the best fit.

View all recreational courses
  • Instructor and learner bringing a rigid inflatable boat alongside a pontoon

    PowerDeveloping

    Small Boat Skipper (Power)

    Developing

    Develop safe powerboat handling and the seamanship behind every manoeuvre.

  • Rigid inflatable boat under way at speed, leaving a white wake

    PowerAdvanced

    Small Boat Master (Power)

    Advanced

    Take on more demanding trips with stronger boat handling, passage planning and judgement.

  • Yacht heeling in heavy seas offshore

    Power and sailAdvanced

    Master Offshore (Power and Sail)

    Advanced offshore

    Refine advanced skippering and yacht management skills for offshore passages.

Training pathway

A clear way to progress

Your experience, any assessment and each course's prerequisites decide where you start and when you move on. Use these stages as a guide, then ask us about your next step.

  1. Stage 1

    Start

    Learn the basics of boat handling, safety and seamanship.

  2. Stage 2

    Build your skills

    Gain confidence as crew and helm in a wider range of situations.

  3. Stage 3

    Take command

    Take responsibility for the boat, the crew and the plan.

  4. Stage 4

    Advance further

    Develop navigation and passage planning for longer, more demanding trips.

See where each course fits
A deckhand in orange workwear handling a heavy mooring rope on the deck of a workboat

Commercial marine

Commercial marine training

Develop the skills your role or team needs, with training shaped around the work ahead.

Discuss commercial training
International Training Services (ITS) logo
International Well Control Training (IWCT) logo

ITS / IWCT

Oil, gas and well control

Find the specialist ITS and IWCT training route for your team.

Explore specialist training

Training centres

Bring IMSO training to your centre.

If your organisation is interested in delivering IMSO courses, tell us about your facilities, instructors and experience. We will explain the current requirements and next steps.

Enquire about becoming a training centre
An instructor explaining a chart to a small group of adult learners in a marine training room

Let's find the right training for you.

Tell us what you want to achieve and what experience you have. We will help you identify a sensible next step.

[email protected]

Send an enquiry