Sulzer AG

Sulzer AG is a Swiss industrial engineering company specializing in fluid handling and process technologies for the chemical, petrochemical, refining, water, and power sectors. Founded in 1834 and headquartered in Winterthur, Switzerland, the company operates globally, supplying equipment and services used across continuous and batch processing plants.

Sulzer’s core businesses include Flow Equipment (pumping solutions) and Services for rotating equipment, alongside its Chemtech division, which provides separation and mixing technologies such as structured packings, trays, static mixers, crystallization and evaporation systems. Through Chemtech and acquired know-how (including GTC Technology), Sulzer also offers licensed process technologies for refining and petrochemicals, as well as solutions for polymers, bio-based processes, solvent recovery, and chemical recycling. The company’s portfolio supports applications ranging from mass transfer and purification to reactor mixing and polymer processing, with growing emphasis on energy efficiency, carbon capture, sustainable fuels, and circular plastics.