Salesforce Tower, formerly known as the Transbay Tower, is a 1,070-foot (326 m) office skyscraper in the South of Market district of downtown San Francisco. The building has a mix of office, transportation, retail, and residential uses.
Upon its completion in 2018 it became the tallest skyscraper in the San Francisco skyline, with a top roof height of 970 feet (296 m) and overall height of 1,070 feet (326 m), surpassing the 853 feet (260 m) Transamerica Pyramid. It is also the second-tallest building west of the Mississippi River after the 1,100 feet (335 m) Wilshire Grand in Los Angeles.