YUBASE

SK ZIC

This company manufactures engine oils, transmission fluids and greases for automotive manufacturers, commercial vehicle operators and retail motorists.

SK Geo Centric

This company manufactures petrochemicals and advanced plastic materials for customers in the automotive, packaging, electronics, and consumer goods sectors.

Biosynthetic Technologies

This company manufactures bio-based synthetic base oils and additives for customers in the lubricant, metalworking fluid and personal care industries.

SK Incheon Petrochem

The company manufactures aromatic chemicals, petroleum products and marine fuels for international shipping companies and global petrochemical industrial customers.

SK Energy

This company refines crude oil to produce petroleum products and renewable energy for domestic and international industrial, commercial and residential consumers.

Sonneborn Refined Products

The company manufactures specialty hydrocarbons including white oils, petrolatums and waxes for personal care, pharmaceutical, food, polymer and metalworking industries.

SK Earthon

This company explores and produces oil and natural gas for global energy markets and provides carbon capture and storage solutions for industrial partners.

SeAH

The company manufactures specialty steel products and industrial materials for customers in the automotive, energy, shipbuilding, and aerospace industries.