Chemical companies established in 1977

Altana AG (styled as ALTANA) is a German chemical company headquartered in Wesel. It was created in 1977, as a result of spinning off divisions from the Varta Group. The first CEO was Herbert Quandt.

S-Oil Corporation () is a petroleum and refinery company, headquartered in Seoul, South Korea. It was established in 1976 under its original name Iran-Korea petroleum company (). It produces petroleum, petrochemical, and lubricant products. The company was listed as a Fortune Global 500 company in 2009 (Rank 441).