Gustaf Palmstierna founded Palmstiernas Mekaniska Verkstad (PMV), now known as Palmstiernas Instrument, AB, in 1939. With a long history of designing and manufacturing precision instruments, PMV has been developing and producing valve positioners for over 30 years. \r\n\r\nToday, PMV positioners are manufactured by the parent company in Sweden and marketed through it's subsidiary companies in the U.S.A., Scandinavia, Germany, and Britain. In addition to this, PMV positioners are sold worldwide as an OEM product to the leading international valve/actuator manufacturers. \r\n\r\nPMV-USA, Inc. distributes its products through several factory authorized distributors with parts, service and new equipment available at various locations throughout the U.S. The distributor network is supported by PMV- USA's main office in The Woodlands, Texas, with new equipment, parts, and technical services. When reliability becomes the key issue, users invariably turn to PMV. \r\n\r\n