Ulsan Floating Offshore Wind Project_Sejin Heavy Industries is a 9,000MW offshore wind power project. It is planned in Sea of Japan (East Sea), Ulsan, South Korea. According to GlobalData, who tracks and profiles over 170,000 power plants worldwide, the project is currently at the permitting stage. It will be developed in a single phase. The project construction is likely to commence in 2026 and is expected to enter into commercial operation in 2030. Buy the profile here.


The project is being developed by Sejin Heavy Industries. The project is co-owned by Others and Sejin Heavy Industries, with their respective ownership stake of 50% each.

The project cost is expected to be around $29,930.4m. The turbines will be mounted on floating type foundations.

Development status

The project construction is expected to commence from 2026. Subsequent to that it will enter into commercial operation by 2030.

Contractors involved

Vestas Offshore Wind will be the turbine supplier for the wind power project.

For more details on Ulsan Floating Offshore Wind Project_Sejin Heavy Industries, buy the profile here.

About Sejin Heavy Industries

Sejin Heavy Industries Co Ltd (Sejin) operates as a shipbuilding equipment manufacturing company. The company manufactures various ship products such as deck houses and liquefied petroleum gas (LPG) cargo tanks for shipbuilders. It also manufactures a range of other compartments such as upper deck units, deck house engine casting and funnel, engine rooms, mega blocks, a jack-up barge, topside module, and living quarters along with platform supply vessels and anchor handling tug supply vessels. The company also offers services for offshore business include project management, engineering, detail design (3D modeling w/PDSM), and technical clarification and also documentation. It has operations across South Korea and Vietnam. Sejin is headquartered in Ulsan, Yeongnam, South Korea.


GlobalData, the leading provider of industry intelligence, provided the underlying research used to produce this article.

This information is drawn from GlobalData’s Power Intelligence Center, which provides detailed profiles of over 170,000 active, planned and under construction power plants worldwide from announcement through to operation across all technologies and countries worldwide.