Bank of America
A San Francisco banking institution founded as the Bank of Italy that became one of the largest commercial banks in the United States before its 1998 combination with NationsBank.
Last updated August 27, 2026
Overview
Bank of America (1904–1998) was the historical American banking institution that began as the Bank of Italy in San Francisco and later gave its name to the modern Bank of America corporation. Amadeo Pietro Giannini founded the bank on October 17, 1904, to serve customers who were often underserved by established financial institutions, particularly working-class residents and Italian Americans in San Francisco's North Beach neighborhood. From its origins, the bank emphasized accessible branch banking and lending to small businesses and households rather than focusing exclusively on established commercial customers. The institution survived the 1906 San Francisco earthquake and fire. Giannini reportedly moved the bank's assets to safety in San Mateo using a horse-drawn cart, enabling the bank to resume operations and extend credit for reconstruction. This response helped establish its reputation as a practical community lender. The bank expanded beyond its original San Francisco location in 1909, opening branches in other California cities, beginning with San Jose. By 1918, it had developed what was described as the first statewide branch-banking system in California, giving it a scale and geographic reach unusual for the period. A major structural turning point came in 1928, when the Bank of Italy merged with the smaller Bank of America, Los Angeles. In 1930, Giannini adopted the Bank of America name for the enlarged institution. The new name reflected an ambition to build a broad regional banking organization while retaining the operating culture and charter lineage associated with Giannini's original bank. Under his leadership, the institution continued to expand its branch network and customer base. Giannini remained an important figure in the bank's development until his death in 1949. By 1945, the bank had grown to 493 California branches and approximately $5 billion in assets, making it the world's largest commercial bank according to the historical account associated with the subject. Its growth model combined branch expansion, consumer and small-business lending, and consolidation with other banking institutions. The Bank of Italy building at Clay and Montgomery Streets in San Francisco became a lasting architectural and historical marker of the institution's early history and was later recognized as a National Historic Landmark. The historical Bank of America ended as a distinct corporate entity through its 1998 merger with NationsBank of Charlotte, North Carolina. NationsBank was the nominal surviving corporation, but the combined institution adopted the Bank of America name and operated under the original Bank of Italy charter lineage. The resulting organization is the predecessor of the modern Bank of America, but it should not be confused with the present-day corporation when describing the 1904–1998 historical subject. The modern institution subsequently expanded through further combinations, including its 2004 merger with FleetBoston Financial. The bank's legacy extends beyond corporate history. Giannini's branch-banking and inclusive-lending practices influenced the development of mass-market American banking. The institution also entered popular culture indirectly: Giannini and the Bank of Italy have been identified as inspirations for the banking themes in Frank Capra's 1932 film American Madness. The historical bank therefore occupies an important place in the evolution of California banking, commercial branch networks, and the corporate lineage that ultimately led to today's Bank of America.
History
The institution described in this article was founded in San Francisco on October 17, 1904, as the Bank of Italy by Amadeo Pietro Giannini. Its initial purpose was to provide banking access to working-class residents, especially Italian Americans in the city's North Beach neighborhood. The founding model differed from the more exclusive orientation of many established banks of the era by emphasizing practical services for households, small businesses, and immigrants. The original bank operated from Jackson Square. Its early development was interrupted by the 1906 earthquake and fire, but the institution survived. Giannini moved the bank's assets to his home in San Mateo using a horse-drawn cart and soon resumed banking operations. The bank made loans that supported the rebuilding of San Francisco, reinforcing its role as a community and recovery lender. A permanent Bank of Italy building opened at Clay and Montgomery Streets in 1908; the building later became a National Historic Landmark. Expansion began outside San Francisco in 1909, when the bank opened a branch in San Jose. The branch strategy continued across California, and by 1918 the institution had created what was described as the state's first statewide branch-banking system. This network allowed the bank to gather deposits and distribute credit across multiple communities, providing a foundation for rapid growth. The model also reduced dependence on a single local market and helped the institution serve customers who lacked strong connections to traditional financial centers. In 1928, the Bank of Italy merged with the smaller Bank of America, Los Angeles. Two years later, in 1930, Giannini changed the name of the enlarged organization to Bank of America. The renamed institution continued to expand under his chairmanship. By 1945, it reportedly had 493 branches in California and approximately $5 billion in assets, placing it among the largest commercial banks in the world and, according to the historical account, making it the largest at that time. Giannini remained central to the bank's development until his death in 1949. The institution's history is also connected with the broader development of American mass-market banking. Its branch network and willingness to lend to small businesses and ordinary customers helped make commercial banking more geographically accessible. Giannini's methods have subsequently been discussed as examples of entrepreneurial innovation in banking. The bank's story also influenced popular culture: the institution and its founder are associated with the banking world depicted in Frank Capra's 1932 film American Madness, based on an original screenplay by Robert Riskin. The historical Bank of America concluded its independent corporate existence in 1998, when it merged with NationsBank of Charlotte, North Carolina. Although NationsBank was the nominal surviving company, the merged corporation selected Bank of America as its name and operated under the original Bank of Italy charter. This transaction created the corporate predecessor of the modern Bank of America, while the article subject remains the earlier institution that existed from 1904 through 1998. The successor later expanded further, including through its April 1, 2004, merger with FleetBoston Financial.
- 1998Combination with NationsBank
The historical Bank of America merged with NationsBank, which adopted the Bank of America name for the combined organization.
- 1945Reaches leading commercial-bank scale
The bank was reported to have 493 California branches and approximately $5 billion in assets.
- 1930Bank of America name adopted
Giannini renamed the enlarged institution Bank of America.
- 1928Merger with Bank of America, Los Angeles
The Bank of Italy combined with a smaller Los Angeles bank, creating the platform for the later Bank of America identity.
- 1918Statewide branch network develops
The institution had developed what was described as California's first statewide branch-banking system.
- 1909First expansion branch
The bank opened a branch in San Jose, starting its expansion into other California cities.
- 1906Earthquake and fire recovery
The bank preserved its assets during the San Francisco disaster and extended credit for reconstruction.
- 1904Bank of Italy is established
Amadeo Pietro Giannini founded the Bank of Italy in San Francisco to serve working-class residents and Italian American customers.
Products and positioning
A broad-access commercial bank built around branch expansion, community lending, and statewide banking in California.
Branch bankingRetail banking1909
The bank's defining operating product was a broad branch network serving communities across California. Expansion beyond San Francisco began in 1909 and developed into a statewide system by 1918, allowing the institution to collect deposits and provide banking services across multiple local markets.
Small-business and community lendingCommercial banking1904
Bank of Italy and its successor emphasized loans to small businesses, households, and customers who were not well served by established financial institutions. This lending orientation was visible after the 1906 disaster, when the bank supported rebuilding in San Francisco.
Retail deposits and consumer bankingRetail banking1904
The institution gathered deposits and provided everyday banking services through its expanding California branch network. Its customer focus on working-class residents and immigrant communities formed an important part of its historical identity.
Flagship businesses
- California statewide branch banking
- Small-business and working-class lending
- Bank of Italy community banking model
Brand decisions
- 1998Combine with NationsBankM&A
The historical Bank of America and NationsBank of Charlotte entered a corporate combination that ended the former institution's independent existence.
What changed. NationsBank was the nominal surviving corporation, but the combined bank adopted the Bank of America name and retained the original Bank of Italy charter lineage.
Aftermath. The transaction created the corporate predecessor of the modern Bank of America.
- 1930Adopt the Bank of America identityStrategy
Following the 1928 combination with Bank of America, Los Angeles, the enlarged Bank of Italy needed an identity suited to its expanding California footprint.
What changed. Amadeo Giannini changed the institution's name from Bank of Italy to Bank of America.
Aftermath. The name became the public identity inherited by the successor corporation formed through the 1998 NationsBank combination.
Leadership
| Name | Title | Tenure |
|---|---|---|
| Amadeo Pietro Giannini | Founder and chairmanformer | 1904–1949 |
Recent events
- 1998Bank of America combines with NationsBank
NationsBank of Charlotte was the nominal surviving corporation, but the combined institution adopted the Bank of America name and continued the historical charter lineage.
M&A - 1945Bank of America reaches major California scale
The institution was reported to have 493 California branches and approximately $5 billion in assets, making it the world's largest commercial bank at the time.
Other - 1930Bank of Italy adopts the Bank of America name
Amadeo Giannini renamed the enlarged bank Bank of America, aligning its identity with its broader regional ambitions.
Other - 1928Bank of Italy merges with Bank of America, Los Angeles
The combination with the Los Angeles institution created the basis for the larger organization that soon adopted the Bank of America name.
M&A - 1909Bank of Italy begins expansion beyond San Francisco
The bank opened a branch in San Jose, beginning a wider California expansion program.
Other - 1906Bank survives the 1906 San Francisco earthquake and fire
Giannini moved the bank's assets to safety and the institution became an early lender for rebuilding activity after the disaster.
Other - 1904Bank of Italy is founded in San Francisco
Amadeo Pietro Giannini established the Bank of Italy to serve working-class customers and Italian Americans in San Francisco's North Beach community.
Other
Sources
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