Wärtsilä

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.
More about Wärtsilä
18 300
employees in 77 countries
79 GW
of installed engine power plant capacity
34 500
vessels with Wärtsilä equipment
Ocean and land


Latest insights

  • Articles

  • Case studies

  • Webinars

  • White papers

Articles

4 Nov 2025 · Article
Interchange Recharged Podcast: Can energy storage save the grid?
with Wood Mackenzie
GEMS-Pulse-on-screen
21 Oct 2025 · Article
10 min read
Q&A: Demystifying the BESS performance metrics that matter most
Battery experts unpack key BESS metrics like SoC, SoH, cell imbalance, and RTE....
17 Oct 2025 · Article
3 min read
Flexible engine power plants: the key to reliable power in Nigeria’s unstable grid
Nigeria stands at a crucial juncture in its energy journey....

Case studies

Ibaizabal LNG bunkering vessel
Case study
Ibaizabal
Discover how Ibaizabal’s new LNG bunkering vessel sets new standards in methane slip reduction using the Wärtsilä 25 marine engine with...
Fairwater tanker in sea
Case study
Fairwater
Fairwater wanted to optimise performance, save fuel and improve routes. Read the case study to learn how Wärtsilä’s Fleet Performance...
Very large crude carriers Al Funtas © Kuwait Oil Tanker Company S.A.K.
Case study
Kuwait Oil Tanker Company S.A.K.
KOTC achieved 6% fuel savings on their VLCC vessel with one easy-to-install solution. How? Discover the benefits of...

Webinars

GEMS-Pulse-on-screen
14 Oct 2025 · Webinar
Demystifying the BESS performance metrics that matter most: SoC, SoH, cell imbalance and RTE
Whether you’re a BESS system engineer, operator, owner,...
3D rendering of a vessel with Carbon Capture and Storage
28 May 2025 · Webinar
Get a competitive edge with these 3 tips on onboard carbon capture
Experience our online event and get the insights of carbon capture!
Container vessel animation
25 Feb 2025 · Webinar
How advanced digital twins and AI help optimise vessel performance
Watch our insightful webinar where industry experts reveal how AI and digital...

White papers

White paper
24 pages
Offshore gains: How to tackle three challenges and sharpen your edge
Perfect for offshore vessel owners and designers. Learn how to boost efficiency...
50 great ways for the marine industry to reduce GHG emissions – Wärtsilä eBook
White paper
23 pages
eBook: 51 great ways the maritime industry could reduce its greenhouse gas emissions
Your improved go-to guide when looking for inspiration on how...
Wärtsilä employee testing equipment
White paper
32 pages
eGuide: Expert advice: How to deal safely with ammonia on board ships
This safety essentials eGuide draws from Wärtsilä’s experience in ammonia as...
Careers banner

 

Career at Wärtsilä

At Wärtsilä, we 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.

Careers at Wärtsilä

 

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.

Sustainability at Wärtsilä

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.

Investor Relations at Wärtsilä

 

Contact us

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

Contact details