11 Stanwix Street, formerly known as and still frequently referred to as the Westinghouse Tower, is one of the major distinctive and recognizable features of Downtown Pittsburgh, Pennsylvania

Pennsylvania

The Commonwealth of Pennsylvania is a U.S. state that is located in the Northeastern and Mid-Atlantic regions of the United States. The state borders Delaware and Maryland to the south, West Virginia to the southwest, Ohio to the west, New York and Ontario, Canada, to the north, and New Jersey to...

. The tower was originally built and named for the Westinghouse

Westinghouse Electric (1886)

Westinghouse Electric was an American manufacturing company. It was founded in 1886 as Westinghouse Electric Company and later renamed Westinghouse Electric Corporation by George Westinghouse. The company purchased CBS in 1995 and became CBS Corporation in 1997...

 Corporation; in the 1990s, that company went through a restructuring and moved its headquarters to the suburb of Monroeville

Monroeville, Pennsylvania

Monroeville is a home rule municipality in Allegheny County, Pennsylvania, United States. Located about east of the city of Pittsburgh, Monroeville is a bustling suburb with mixed residential and commercial developments...

, before expansions in their operations necessitated a move to a larger suburban complex in Cranberry Township

Cranberry Township, Butler County, Pennsylvania

Cranberry Township is a township in Butler County, Pennsylvania, United States. It is classified as a Second Class Township and follows the Commonwealth of Pennsylvania Second Class Township Code. The population was 28,098 as of the 2010 census....

. Tenants today include IBM

IBM

International Business Machines Corporation or IBM is an American multinational technology and consulting corporation headquartered in Armonk, New York, United States. IBM manufactures and sells computer hardware and software, and it offers infrastructure, hosting and consulting services in areas...

, the Allegheny Conference on Community Development, advertising firm Brunner, and the local headquarters for First Niagara Financial Group.

11 Stanwix Street was completed in 1970, and it has 23 floors. It rises 355 feet (108 meters) above Downtown Pittsburgh and is located along the Monongahela River

Monongahela River

The Monongahela River is a river on the Allegheny Plateau in north-central West Virginia and southwestern Pennsylvania in the United States...

. A ten story building that once served as the city's main post was previously located on this site.