The company Asahi Kasei began in 1931 with the production of chemicals, which included ammonia and nitric acids.

Diversification into acrylonitrile, construction materials, petrochemicals, glass fabrics, ethylene, housing, medical devices, electronics, engineered resins, semiconductors, pharmaceuticals and liquors began in the 1960s and 1990s.

Their core operating segments include: As of March 2022, Asahi Kasei employs 46,751 people[6] and has a total of 54 manufacturing facilities found in different areas all over the world, including North America, Europe, South Asia, East Asia, and Japan.

In Europe it has sites in Austria, Belgium, Czech Republic, France, Germany, Italy, Netherlands, Poland, Romania, Spain, Sweden, and United Kingdom.

The sites in South and East Asia operate in India, Suzhou, Shanghai, Thailand, and Singapore.