Northwestern National Bank Building

Northwestern National Bank Building
U.S. National Register of Historic Places
Portland Historic Landmark
Northwestern National Bank Building in 1913
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Location	621 SW Morrison Street Portland, Oregon
Coordinates	45°31′10″N 122°40′45″W / 45.519321°N 122.679037°W / 45.519321; -122.679037Coordinates: 45°31′10″N 122°40′45″W / 45.519321°N 122.679037°W / 45.519321; -122.679037
Built	1913
Architect	A. E. Doyle
NRHP Reference #	96001001
Added to NRHP	September 12, 1996

The American Bank Building is a 15-floor building in Portland, Oregon, U.S. It stands 63 metres (207 ft) tall, and was built in 1913. It replaced the Marquam Building.

The building was the tallest in the city for 14 years until surpassed by the Public Service Building in 1927. Designed by A. E. Doyle, it is located at 621 SW Morrison Street, and was formerly known as the Northwestern National Bank Building. The building was added to the National Register of Historic Places in 1996. In 2000, Transamerica Asset Management paid $21.7 million to City Center Retail to acquire the building. Transamerica then sold it to SKB Portland Office Investments LLC in 2002 for $22.3 million, who then sold the tower in 2008 for $35.2 million to LaeRoc Partners. In July 2014, the building was sold for $45 million to Independencia S.A., a Chilean company.