Defunct companies based in Pennsylvania

former North American home computer and electronics manufacturer

semiconductor design and fabrication company

UNIVAC (Universal Automatic Computer) was a line of electronic digital stored-program computers starting with the products of the Eckert–Mauchly Computer Corporation. After capturing the public imagination with the use of the UNIVAC I during the 1952 US Presidential election it was decided to extend the branding to all machines made by the other computing divisions of the Remington Rand company (Engineering Research Associates and the Norwalk Laboratory of Remington Rand).

bank building

Historic bank building in Philadelphia, Pennslyvannia, United States

American Class I railroad (1846-1968)

transport company

1940-1960 helicopter manufacturer in the United States

American shipbuilding company

financial services company (1935 - 1994)

Linode () is an American cloud hosting provider that focuses on providing Linux-based virtual machines and cloud infrastructure.

company

Conrail , formally the Consolidated Rail Corporation, was the primary Class I railroad in the Northeastern United States between 1976 and 1999. The trade name Conrail is a portmanteau based on the company's legal name. It continues to do business as an asset management and network services provider in three Shared Assets Areas that were excluded from the division of its operations during its acquisition by CSX Corporation and the Norfolk Southern Railway.

transport company

American Class I railroad (1968–1976)

company

steel works in Pennsylvania, United States

American integrated circuit components company

defunct U.S. airline (1952–1979)

American biopharmaceutical company

1967–1982 American airline

1938-1961 airline in the United States