Sulzer AG is a Swiss industrial engineering group headquartered in Winterthur. Founded in 1834 and listed on the SIX Swiss Exchange, the company focuses on fluid engineering, rotating equipment services, and separation and mixing technologies for process industries worldwide.
Through its Flow Equipment, Services, and Chemtech divisions, Sulzer supplies pumps and pumping systems; maintains, repairs, and upgrades turbines, compressors, pumps, motors, and generators; and delivers mass transfer and polymer processing technologies. Offerings include column internals, trays and structured/random packings, static mixers, crystallizers, reactors, and skid-mounted process units for a wide range of chemical processes.
Sulzer serves chemicals and petrochemicals, refining, water and wastewater, power generation, pulp and paper, and other industrial markets. In the chemical sector, its technologies support distillation, absorption, extraction, gas/liquid separation, mixing, and process intensification, as well as applications in bio-based fuels and chemicals, carbon capture, and plastic recycling. The company operates a global manufacturing, R&D, and service network.