SK Oceanplant (Korean: SK오션플랜트) is a large South Korean company headquartered in Goseong County, South Gyeongsang Province, engaged in steel pipe manufacturing, offshore wind power generation, and shipbuilding.

SK Ocean Plant's predecessor is Samkang M&T (삼강엔앰티), established in 1999.

The company is a shipbuilding and equipment company that has been manufacturing offshore wind power plants, including substructures (jackets), since the early 2010s.

[1][2] As of 2024, the company's offshore wind power infrastructure accounts for 44% of the Taiwanese market.

[3] In June 2024, the company signed a contract to supply jackets for the Taiwan 'Pengmiao 1' offshore wind power project worth 285.5 million USD.