- CEO
- Tae-Hee Woo
- Full Time Employees
- 3,567
- Sector
- Producer manufacturing
- Industry
- Electrical products
- Address
- 119, Mapo-daero Gongdeok-dong Seoul SL South Korea 04144
- IPO Date
- Jul 13, 2018
- Business
- Hyosung Heavy Industries Corporation (298040.KS) manufactures and sells heavy electrical equipment and provides energy solutions, including power transmission and distribution systems; extra-high voltage transformers; circuit breakers; switchgears; shunt reactors; mobile substations; STATCOM; DC transmission and distribution systems; energy storage systems (ESS); microgrids; solar power solutions; hydrogen energy systems; renewable energy products such as solar EPC, inverters, and wind farms; digital solutions including asset management (ARMOUR), preventive diagnostics, power automation, and process automation; motors and generators ranging from low-voltage to high-voltage ultra-large models, including super-premium efficiency, BLDC, DC, special, and nuclear Q-Class motors; industrial machinery systems such as chemical equipment and gas charging stations; gear solutions including gearboxes and geared motors; arc and resistance welders; and construction services through subsidiary ChinHung International, Inc., encompassing building construction, SOC projects, housing developments under the Hyosung Harrington Place brand, redevelopment, reconstruction, business facilities, civil engineering, and environmental projects.
Founded in 1962 and headquartered in Seoul, South Korea, with manufacturing plants in Changwon, South Korea, and operations in the United States, China, India, Vietnam, the Netherlands, and other regions across North and South America, the Middle East, Africa, and Europe, the company serves power utilities, oil and gas, petrochemical, power generation and distribution industries, nuclear plants, shipbuilders, and commercial customers.
Recent developments include a $157 million expansion of its U.S. subsidiary Hyosung HICO's manufacturing headquarters in Memphis, Tennessee, announced in November 2025, creating 240 jobs and boosting transformer production capacity by 50 percent to become the only U.S. facility producing 765 kV power transformers; a prior $51 million expansion earlier in 2025; a July 2024 memorandum of agreement with INNIO Group to develop additional hydrogen power generation projects in South Korea using Jenbacher technology, building on a 2021 partnership for the region's first 100% hydrogen-fired power plant; long-term supply agreements for ultra-high-voltage transformers and reactors with German and French transmission operators; an KRW 85 billion order for ultra-high-voltage transformers in Scotland; participation in the UK National Grid's phase-shifting transformer program and a project for Norway's state-owned utility; groundbreaking on a new HVDC transformer facility in Changwon, South Korea, in July 2025 to localize technology and compete globally; and the opening of a European R&D center in Arnhem, Netherlands.