KROHNE is a German manufacturer of process measurement instrumentation, founded in 1921 and headquartered in Duisburg, Germany. The company specializes in flow and level measurement technologies, with core products including electromagnetic flowmeters, Coriolis mass flowmeters, ultrasonic flowmeters, variable area (rotameter) flowmeters, and FMCW radar and guided radar level transmitters. KROHNE is known for pioneering the first industrial electromagnetic flowmeter in 1952 and for innovations such as the first FMCW radar for process tanks (1989) and the first straight-tube Coriolis mass flowmeter (1994). The KROHNE Group operates as an independent family-owned business under the Rademacher-Dubbick family, with over 4,000 employees worldwide and production facilities in multiple countries.