Wärtsilä is a global leader in innovative technologies and lifecycle solutions for the marine and energy markets. We emphasise innovation in sustainable technology and services to help our customers continuously improve their environmental and economic performance.
Find out more
17 800
employees in 79 countries
79 GW
of installed engine power plant capacity
41 500
vessels with Wärtsilä equipment
Ocean and land

  • Container ships in the port
    Report: Sustainable fuels for shipping by 2050 – the 3 key elements of success

    This research-backed report on future fuels in the marine industry reveals key actions to take today to achieve sustainable shipping by 2050.

    Download this report now!
  • 190 anniversary
    Celebrating 190 years of innovation

    190 years ago, we were just a Finnish sawmill. Today, we are driving decarbonisation in the global marine and energy markets.

    Read more
  • Boy on train
    Every second counts in the energy transition

    Discover more
  • Meet and greet with Wärtsilä 25 Ammonia

    Access the Wärtsilä lounge

Latest insights


    Wärtsilä service employee
    25 Jun 2024 · Article
    5 min read
    Why less critical spare parts for ships may matter more than you think
    Many think that if you take care of critical spare parts, you can protect...
    Ship with LNG tank
    19 Jun 2024 · Article
    6 min read
    LNG as fuel for ships: expert answers to 17 important questions
    LNG is a cost-effective fuel that reduces greenhouse gas emissions and other harmful...
    Wärtsilä service employees working on an engine
    4 Jun 2024 · Article
    5 min read
    The top 4 benefits of good ship engine maintenance practices
    Ship engine maintenance might seem costly and time-consuming. But when it’s well...

    Case studies

    new RoRo cargo ship Louis Dreyfus Armateurs image source: Louis Dreyfus Armateurs
    Case study
    Louis Dreyfus Armateurs
    Louis Dreyfus Armateurs has ordered three new RoRo vessels equipped with Wärtsilä 32 methanol engines to reduce fuel burn...
    Finnsirius © Finnlines
    Case study
    Finnlines' two RoPax vessels
    Why was an integrated hybrid solution for two new RoPax vessels the perfect choice to support Finnlines’ long-term...
    Seaspan Ferries RoRo cargo carrier
    Case study
    Seaspan Ferries
    Learn what three measures helped Canadian ferry operator Seaspan Ferries slash the well-to-wake carbon intensity of one of its...


    17 Jan 2024 · Webinar
    New methanol engines: how will they power the future?
    Watch this interesting webinar and you will learn how the new methanol engines will power the...
    14 Nov 2023 · Webinar
    Tech Talk - What does the future hold for small merchant vessels?
    Follow a fascinating panel debate! You will get insight that helps you develop...
    Cargo ship at sea
    25 Oct 2023 · Webinar
    How to reduce methane slip – winning tactics for your maritime business
    Watch this interesting webinar and you will learn how to reduce methane slip...

    White papers

    Wärtsilä employee in front of a digital map
    White paper
    18 pages
    White paper: How a service agreement could give your maritime business a competitive edge
    A win-win approach will boost your competitiveness in...
    Wärtsilä service employee during work
    White paper
    18 pages
    White paper: Ship maintenance: 5 strong reasons why you really need to plan it
    Learn why you really need to plan maintenance so you can keep your...
    Monitor with fleet optimsation solution
    White paper
    14 pages
    White paper: Four brilliant ways to save money with voyage optimisation
    Learn how optimising your voyages can help you cut costs – and gain some...
    Careers banner


    Career at Wärtsilä

    We at Wärtsilä are always on the look for bright minds to join us in our journey in shaping the decarbonisation of marine and energy. Since 1834, Wärtsilians have challenged the general status quo and decided to make a difference in our society – together.

    Find out more


    Sustainability at Wärtsilä

    At Wärtsilä, sustainability is at the core of our purpose and strategy. We aim to be a profitable company that contributes towards the well-being of society by being a forerunner in sustainable solutions while demonstrating high ethical, and health and safety standards.

    Find out more

    Pretoria, South Africa
    Vessel and dolphins


    Wärtsilä as an investment

    Wärtsilä's technology leadership and industry leading service network position us well to capture opportunities arising from the increased environmental focus in the marine and energy industries.

    Find out more


    Contact us

    Find general contact information as well as contact details for job seekers, suppliers, investors, media professionals and more.

    Contact details