Wärtsilä Corporation (Wärtsilä) is a Finnish technology company serving the marine and energy markets. It designs and supplies ship power systems— including medium- and high-speed engines, propulsion, electrical and automation systems—along with power plants, energy storage, and energy optimization solutions. The company also provides lifecycle maintenance and digital services for fleets and power assets.
With growing relevance to the chemical and industrial value chain, Wärtsilä develops solutions that enable decarbonization in shipping and power generation, such as exhaust gas cleaning systems, fuel‑flexible engines capable of operating on LNG and emerging low‑carbon fuels (e.g., methanol and ammonia), and onboard carbon capture concepts. Its technologies intersect with port and industrial cluster infrastructure for alternative fuels and CO₂ handling, including integration with liquefied CO₂ logistics for capture, transport, and storage initiatives.
