- CEO
- Gyu-Hang Lee
- Full Time Employees
- 336
- Sector
- Industrial services
- Industry
- Engineering & construction
- Address
- Seoul South Korea
- IPO Date
- May 18, 2015
- Business
- GA INNODUS CO. LTD. is a South Korea-based heavy construction and marine engineering company that provides civil infrastructure development, underwater engineering, and offshore energy construction solutions. Founded in July 1998 and headquartered in Seoul, South Korea, the company serves municipal governments, public port authorities, and primary general contractors across South Korea. The company delivers specialized engineering, procurement, and construction services organized through multiple operational categories, which include: marine and underwater construction services, comprising subsea foundation development, underwater excavation, undersea tunnel ground treatment, quay wall construction, and port and harbor infrastructure; dredging and land reclamation operations, encompassing channel deepening, coastal soil improvement, harbor basin dredging, and environmental remediation; offshore renewable energy infrastructure, providing transportation, lifting, and marine installation of offshore wind turbine jacket foundations and substructures; specialized civil infrastructure, encompassing special bridge erection, road and highway construction, site preparation, and earthworks; and structural and municipal engineering works, consisting of reinforced concrete structures, scaffolding, facility demolition, and water supply and drainage pipeline systems. In recent corporate developments, the company rebranded from Gwanak Construction and Equipment Service Co., Ltd. to GA INNODUS CO. LTD. in March 2025 to modernize its brand identity and support its strategic expansion into high-growth offshore wind power engineering and specialized marine civil works alongside key strategic partners such as Hyundai Engineering and Construction.