Doosan Group is the oldest running company in South Korea[2] and was ranked as one of the world's top 10 largest heavy equipment manufacturers in 2018.

[4] The company began as the Park Seung Jik Store in 1896 in Baeogai (now Jongno 4-ga, Seoul).

[4] In 2011, Doosan renewed its licensing agreement with Wärtsilä-Sulzer for the construction of large marine propulsion engines, for which it is one of the world leaders.

[6] In July 2021, Doosan Infracore was acquired by Hyundai Heavy Industries, which paid approximately $722.45 million for a 30% controlling stake in the company.

Doosan Infracore is planned to become a subsidiary of the newly created Hyundai Genuine group.