225 Bush Street, originally known as the Standard Oil Building, is a 328-foot (100 m), 25-floor office building in the financial district of San Francisco.

It contains approximately 560,000 sq ft (52,000 m2) of rentable space.

It is a historic building, serving as the headquarters for Standard Oil of California, now Chevron, for over half a century.

Architect George W. Kelham designed the Standard Oil Building for John D. Rockefeller and modeled it on the Federal Reserve Bank of New York Building.

[7] Composed of two buildings, the old wing was built in the 1920s.