How many employees work at Wartsila Oyj?
Wärtsilä Oyj Abp has 18,882 employees, according to Revelio Labs workforce intelligence data. The YoY growth rate is 6.2%.
Data source: Revelio Labs Coverage: Global workforce Latest update: December 2025
About Wartsila Oyj
We enable sustainable societies through innovation in technology and services together with all our stakeholders – today and tomorrow. We emphasise innovation in sustainable technology and services to help our customers continuously improve environmental and economic performance. We work together with our strong ecosystem of partners every day, providing a wide portfolio of leading technologies and innovative solutions that offer our customers superior uptime, reliability and foreseeable lifecycle costs across their operations. Our global passionate team of 17,500 energy and maritime experts in 200 locations in more than 70 countries is committed to shaping decarbonisation transformation of our industries across the globe.
As of December 2025
Wartsila Oyj
workforce metrics
Headcount
18.9k
Avg. Salary
$54k
Tenure
5.6yr
Growth Rate
6.2%
Hiring Rate
Attrition Rate
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Employee Headcount
Interactive chart of Wartsila Oyj annual worldwide employee count from 2023 to 2025.
- Wartsila Oyj total number of employees in 2025 was 18,895, a 6.2% increase from 2024.
- Wartsila Oyj total number of employees in 2024 was 17,761, a 4.1% increase from 2023.
- Wartsila Oyj total number of employees in 2023 was 17,055, a 1.1% increase from 2022.
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Employee Geographic Breakdown
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Active Job Postings
Interactive chart of Wartsila Oyj annual active job postings from 2023 to 2025.
- Wartsila Oyj active job postings in 2025 was 583, a 5.6% increase from 2024.
- Wartsila Oyj active job postings in 2024 was 551, a 34.0% decline from 2023.
- Wartsila Oyj active job postings in 2023 was 777, a 100.3% increase from 2022.
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Employee Sentiment
Sentiment Topics
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