Verified Nov 2026
Electronics & Software
·
Helsingfors
·
Since 1834
Wärtsilä Oyj Abp is a Finland-headquartered company in Helsinki, founded in 1834, with an estimated 10,000 to 50,000 employees and revenue estimated at $5 to 10 billion. It is privately held and serves the marine, energy, automotive, electric vehicle, renewable energy, and industrial equipment sectors. Its offerings include power systems, propulsion units, flexible power plants, energy storage, and emissions and environmental solutions. In February 2026, the company announced plans to expand its production capacity in Finland by 35% to meet rising demand in the energy and marine industries.
Wartsila Oyj Abp at a glance
Revenue
$5-10B
Est. band
Employees
10,000-50,000
Founded
1834
Headquarters
Helsingfors
Certifications
ISO 14001 · ISO 45001 · ISO 9001
Industries
Automotive
Electric Vehicles
Renewable Energy
Industrial Equipment
STABILITY SIGNALS
Established & active
192 years in operation (founded 1834).
Holds ISO 14001, ISO 45001, ISO 9001 certification(s) per public sources.
Overview
Wärtsilä Oyj Abp is a Finland-headquartered company in Helsinki, founded in 1834, with an estimated 10,000 to 50,000 employees and revenue estimated at $5 to 10 billion. It is privately held and serves the marine, energy, automotive, electric vehicle, renewable energy, and industrial equipment sectors. Its offerings include power systems, propulsion units, flexible power plants, energy storage, and emissions and environmental solutions. In February 2026, the company announced plans to expand its production capacity in Finland by 35% to meet rising demand in the energy and marine industries.
At a glance
Attribute | Detail |
|---|---|
Founded | 1834 |
Headquarters | Helsingfors |
Employees | 10,000-50,000 |
Revenue | $5-10B (estimated) |
Primary capability | Electronics & Software |
Certifications | ISO 14001 · ISO 45001 · ISO 9001 |
What Wartsila Oyj Abp makes
The company lists emissions, assembly, and battery products among its offerings and holds ISO 9001, ISO 14001, and ISO 45001 certifications.
Products and capabilities described on the company's own site include Emissions, Assembly, Battery (source: wartsila.com).
Certifications
Wartsila Oyj Abp is associated with the following certifications in public sources. Confirm the certified scope for the specific plant producing your part:
ISO 14001 — wartsila.com
ISO 45001 — wartsila.com
ISO 9001 — wartsila.com
Latest developments
2026-11-02 — News (wartsila.com)
2026-10-26 — Wärtsilä gas conversion secures 10-year power contract in Brazil (wartsila.com)
2026-10-19 — Wärtsilä expands its role in major Brazilian power plant projects to full engineering and construction delivery (wartsila.com)
2026-05-26 — Wärtsilä to further expand its technical production capacity by an additional 30% to meet the growing global demand in the energy and marine industries (wartsila.com)
2026-02-04 — Wärtsilä to further expand its production capacity in Finland by 35% to meet global increase in demand in energy and marine (wartsila.com)
2026-01-30 — Wärtsilä’s strategic partnership delivers landmark power plant order and operation & maintenance agreement (wartsila.com)
Facilities
Wartsila Oyj Abp is headquartered in Helsingfors. Public sources also reference these locations:
Brazil — wartsila.com
Odessa, Texas — wartsila.com
Company details
Wärtsilä operates in both marine and energy sectors and reports a presence in Brazil and Odessa, Texas, though specific reported customers were not identified in the record. Wartsila Oyj Abp was founded in 1834, has an estimated 10,000-50,000 employees, and is headquartered in Helsingfors. On the LightSource stability read it is rated "Established & active": 192 years in operation (founded 1834). Holds ISO 14001, ISO 45001, ISO 9001 certification(s) per public sources.
Frequently asked questions
What does Wartsila Oyj Abp make?
Wärtsilä Oyj Abp is a Finland-headquartered company in Helsinki, founded in 1834, with an estimated 10,000 to 50,000 employees and revenue estimated at $5 to 10 billion. It is privately held and serves the marine, energy, automotive, electric vehicle, renewable energy, and industrial equipment sectors. Its offerings include power systems, propulsion units, flexible power plants, energy storage, and emissions and environmental solutions. In February 2026, the company announced plans to expand its production capacity in Finland by 35% to meet rising demand in the energy and marine industries.
Where is Wartsila Oyj Abp headquartered?
Wartsila Oyj Abp is headquartered in Helsingfors (2 Kolkajsgraenden, Helsingfors, 00180).
When was Wartsila Oyj Abp founded?
Wartsila Oyj Abp was founded in 1834.
How big is Wartsila Oyj Abp?
Wartsila Oyj Abp has an estimated 10,000-50,000 employees, with revenue in the $5-10B range (estimated).
What certifications does Wartsila Oyj Abp hold?
Wartsila Oyj Abp lists ISO 14001 · ISO 45001 · ISO 9001 on its website. Confirm the certified scope for the specific plant producing your part.
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Last verified Nov 2026. Is this your company? Request a correction.
Location & contact
Phone
'+358 10 7090000
Certification
ISO 14001 · ISO 45001 · ISO 9001
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