Hannifin

Parker Hannifin Corporation, commonly referred to as Parker Hannifin or Hannifin, is an American multinational engineering company that designs, manufactures, and sells motion and control technologies. Headquartered in Cleveland, Ohio, it operates worldwide in aerospace, industrial, and mobile markets. The current company traces its roots to Parker Appliance Company (founded 1918) and Hannifin Corporation (founded 1919). The two firms merged in 1964 to form Parker Hannifin, later adopting its current corporate structure.

Its product portfolio includes hydraulic and pneumatic systems, filtration and fluid handling, seals and fluid connectors, climate control systems, and instrumentation and control components. The company serves customers across aerospace, defense, automotive, machinery, and process industries, offering integrated solutions for motion, fluid power, and control.

Parker Hannifin is a public company listed on the New York Stock Exchange under the ticker PH. It maintains manufacturing, distribution, and engineering facilities across more than 50 countries and employs tens of thousands of people. The firm emphasizes research and development to advance efficiency, safety, and environmental performance, and has pursued growth through acquisitions and partnerships to broaden its technology base.