Clariant AG operates as a specialty chemical company worldwide.

It operates through three segments: Care Chemicals, Catalysis, Natural Resources.

The company offers flame retardants, performance additives, and advanced surface solutions for use in plastics, coatings, inks, and consumer applications; and catalysts for the petrochemical and fuel refining, synthesis gas, chemical, emissions control, specialty zeolites and zeolite-based, and custom catalyst markets.

It also provides bentonite-based specialty products for the oil purification, foundry additive, feed additives, civil engineering, wastewater treatment, clay specialties, paper and detergent additive, PVC stabilizer, BTX-catalyst, and kerosene and jet fuel purification industries.

In addition, the company offers industrial and consumer specialty chemicals and application solutions for the automotive brake fluid and coolant, aircraft anti-itching and deicing fluid, construction chemical, agrochemical and agricultural adjuvants, food ingredients, gas treatment, heat transfer fluid, home care, industrial cleaning, industrial lubricant additive, special solvent, paint and coating, healthcare, and personal care ingredient markets.

Further, it offers oilfield production chemicals for enhanced oil recovery, offshore and deep water, conventional and unconventional oil and gas, heavy oil, paraffin control technologies, and well services additives, as well as Veritrax, an intelligent chemical management system; chemical solutions for the end-to-end mining process; refinery services' additives; biofuels and derivatives, such as sunliquid, an agricultural residue converted to cellulosic ethanol; and organic, inorganic, and anti-corrosive pigments, as well as pigment preparations, dyes, and specialty material for use in coatings, plastics, printing and digital printing, home, fabric, personal care, and other applications.

Clariant AG was founded in 1886 and is headquartered in Muttenz, Switzerland.