Anton Paar GmbH

Anton Paar GmbH builds high-precision laboratory instruments and process measurement systems—such as density and concentration analyzers, rheometers, viscometers, and refractometers—for industrial and research labs in chemicals, food & beverage, pharmaceuticals, energy, and academia. The privately held company was founded in 1922 and is headquartered in Graz, Austria; it is owned by the charitable Santner Foundation and sells through global subsidiaries and distributors.