In 2000, after Piper Jaffray was acquired by U.S. Bancorp and moved its headquarters to U.S. Bancorp Center, the building was renamed Campbell Mithun Tower, referencing an advertising and marketing firm that was headquartered in the building that later rebranded itself to Mithun Agency in 2014 and dissolved in 2016.
In 2000, after Piper Jaffray was acquired by U.S. Bancorp and relocated its headquarters to U.S. Bancorp Center, the building was rechristened Campbell Mithun Tower, referencing an advertising and marketing firm that was headquartered in the building that later rebranded itself as Mithun Agency in 2014 and ceased operations in 2016.