Vat Group AG (proper spelling VAT Vakuumventile AG) is an internationally active Swiss company for vacuum valves and related services in the semiconductor, display and solar sectors, as well as in the industrial and research sectors, with headquarters in Haag in the municipality of Sennwald in the Canton of St. Gallen (Switzerland). The internationally active company's products are used in semiconductor and flat panel display manufacturing, glass and tool coating, Metallurgy, surface analysis, high-energy physics, Synchrotrons, Laser technology, and space simulation, among others.
