SNT Holdings converted into a pure holding company in 2008 through a spin-off that separated the investment arm as the surviving entity from the manufacturing arm.
Its core subsidiaries are SNT Dynamics, which handles defense and vehicle-parts, SNT Motiv, which makes automotive motors and electronic components, and SNT Energy, which produces heat exchangers for power plants, with Saudi Arabia-based SNT Gulf as a grandchild subsidiary.
Business segments are divided into vehicle parts, industrial equipment, and other; the vehicle-parts segment supplies axles, transmissions and airbags to customers such as Daimler Truck and Hanwha Aerospace, while the industrial-equipment segment supplies air-cooled heat exchangers to Korea Electric Power Corporation.
SNT Dynamics holds an exclusive supply position for defense transmissions to domestic customers including Hanwha Aerospace, building a leading position in transmissions for the K9 self-propelled howitzer, K21 infantry fighting vehicle and K2 tank.
SNT Motiv's strength is that its revenue is not concentrated in a single automaker, supplying Hyundai and Kia through Hyundai Mobis while also directly serving global automakers and parts makers such as GM, Stellantis, Magna and BorgWarner, and overseas customers account for nearly half of total revenue.
The group established new entities SNT Global INC. and SNT Robotics in 2025, expanding into robotics and smart business areas, and maintains around 20 consolidated subsidiaries including SNT Dynamics, SNT Motiv, SNT Energy and SNT Gulf.
It recently acquired a stake in machine-tool maker SMAC, but a governance dispute ensued and minority shareholders backed the incumbent management, leading the SNT side to fail to gain board seats, after which the group transferred its SMAC and SNT Robotics stakes to SNT Motiv to build an integrated structure linking SMAC, Wia machine tools and SNT Robotics.
Because most core subsidiaries are separately listed, the minority-interest share of group earnings is notably large.