Fisher Inc. is a division of Emerson Electric Co., a Fortune 500 company. Emerson acquired Fisher in 1992 and merged with Rosemont, another manufacturer in the process instrumentation domain, to form Fisher Rosemont, Inc., in order to better meet user requirements for completion of the application range and corresponding process control needs. In April 2001, Fisher & Rosemont changed its name to Emerson Process Management, an industry arm in manufacturing, process and distribution automation for metallurgical, chemical, oil & gas, pulp & Paper, power, Food & beverage, pharmaceutical and other industrial industries. With 135 years of industry experience, Emerson Fisher Valve and voltage Regulator Technologies helps customers improve process safety and efficiency by providing reliable, innovative process control solutions. Highly reliable end-control technology helps you accurately regulate and isolate processes.