Bank of America Plaza, formerly Security Pacific Plaza, is a 55-story, 224.03 m (735.0 ft) class-A office skyscraper lonn Bunker Hill, Los Angeles, California. It was completed in 1974 with the headquarters of Security Pacific National Bank, Capital Group Companies and Sheppard, Mullin, Richter & Hampton as its main tenants. The tower is the fifth tallest building in Los Angeles, and the 92nd-tallest building in the United States. In 2009 it had the highest assessed value of any office building in Los Angeles County.