BWT Holding GmbH operates as a water technology company worldwide. It offers filter systems for kitchen and bath, pools and swimming pool products, and domestic products, including table water filters, filter cartridges, undersink filters, softeners, heating protection systems, dosing pumps, pools, under-floor roller-shutter covers, pool water technology products, and water care and accessories, as well as limescale protection systems for the shower and bath. The company also provides reverse osmosis systems, electrodeionisation systems, and disinfection-UV systems, as well as dosing agents and maintenance services; and products for hospitality, food, and vending sectors. In addition, it offers high-end water treatment systems for pharmaceuticals, beauty and care, and biotechnology sectors, as well as for fuel cell membranes and membrane process technology; and seawater desalination systems. The company serves wholesalers, installers, architects, planners, and municipalities, as well as pharmaceutical industries through branches, and field and service staff. BWT Holding GmbH was formerly known as BWT Aktiengesellschaft and changed its name to BWT Holding GmbH in October 2020. The company was founded in 1990 and is based in Mondsee, Austria.