One PNC Plaza

One PNC Plaza is a high-rise office building located in the Golden Triangle neighborhood of the Central Business District of Pittsburgh, Pennsylvania, United States. Constructed in 1972, it is 129.24 m (424.0 ft) 30 stories. It houses the general offices for PNC Financial Services. It serves as the corporation's principal headquarters and is one of three skyscrapers in PNC Plaza.

The building was constructed on the site of the former First National Bank Building, a 26-story 1906 beaux-arts tower, that was only 11 m (36 ft) shorter. It currently features the world's largest green wall.

PNC headquarters at grade.

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