Celanese Corporation (NYSE: CE) is a Fortune 500 global technology and specialty materials company with its headquarters in Dallas, Texas. The company is a leading producer of acetyl products, which are intermediate chemicals for nearly all major industries, and is the world's largest producer of vinyl acetate monomer (VAM).

Celanese's operations are primarily located in North America, Europe, and Asia. Its largest plant is in the Clear Lake area of Pasadena, Texas, USA the home to the world’s largest acetic acid plant. In 2011, Celanese reported net sales of $6.76 billion.

In 1918, the American Cellulose & Chemical Manufacturing Company was founded in New York by Camille Dreyfus.

A Celanese plant was located at Amcelle, Maryland between Cumberland and Cresaptown. The plant was served by the Baltimore and Ohio Railroad (B&O), and was a major consumer of coal. It received bulk shipments of industrial chemicals and raw cotton fiber, and shipped out its fabric products in quantity. The B&O also provided passenger service to the plant, for Celanese workers. The plant had its own extensive networks of rail lines on the property. It became a major employer in Allegany County, and most families in the area have one or more relatives that worked for the plant at its peak. At one time, 13,000 employees worked there.