North Carolina National Bank
A Charlotte-based American bank whose expansion created the corporate lineage that became NationsBank and ultimately Bank of America.
Last updated August 24, 2026
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Overview
North Carolina National Bank, commonly known as NCNB, was an American commercial bank headquartered in Charlotte, North Carolina. The institution was created in 1960 when American Commercial Bank of Charlotte merged with Greensboro-based Security National Bank. Although American Commercial Bank was the nominal survivor of the combination, the resulting institution adopted the national banking charter associated with Security National Bank and operated under the North Carolina National Bank name. NCNB's origins reached further back into the nineteenth and early twentieth centuries. Commercial National Bank had been founded in 1876, while American Trust Company had been established in 1901. Those two Charlotte institutions merged in 1957 to create American Commercial Bank, which then combined with Security National Bank three years later. The consolidation reflected the broader restructuring of American banking, in which regional institutions sought greater scale, broader geographic reach, and the ability to serve larger commercial customers. In 1969, NCNB reorganized as a bank holding company known as NCNB Corporation. This structure provided a platform for acquisitions and geographic expansion beyond North Carolina. During the 1970s and early 1980s, the bank became one of the most prominent banking institutions in the United States. From 1974 to 1983, Tom Storrs served as chairman and chief executive officer and oversaw an important period in the institution's development. NCNB continued its expansion through acquisitions. In 1983 it merged with Ellis Bank of Florida, extending the organization into Florida. In the late 1980s, it also planned a major headquarters tower in downtown Charlotte. The proposed 875-foot building represented the bank's growing regional importance and its role in the emergence of Charlotte as a major United States banking center. The decisive transition came in 1991, when NCNB acquired C&S/Sovran Corporation, a banking company based in Atlanta and Norfolk. Following that transaction, the combined organization adopted the name NationsBank. The new identity marked the end of the NCNB brand as the principal corporate name, while preserving the organization's acquisition-led strategy and Charlotte base. The headquarters tower opened in 1992 as NationsBank Corporate Center and is now known as Bank of America Corporate Center. In 1998, NationsBank acquired BankAmerica Corporation. Although the transaction used the Bank of America name, the resulting organization retained the corporate continuity, management influence, headquarters location, and historical stock-price lineage associated with the NationsBank and NCNB organization. Hugh McColl played a central role in the transaction. The modern Bank of America therefore traces a substantial part of its corporate lineage to NCNB, even though North Carolina National Bank itself no longer operates as an independent brand. NCNB's historical significance lies less in a continuing consumer brand than in its role as the foundation of a major banking consolidation sequence. It developed from local North Carolina institutions into a regional banking group, then into NationsBank, and finally into the modern Bank of America. Its history illustrates the expansion of interstate banking, the use of bank holding companies to support acquisition programs, and Charlotte's transformation into a national financial center.
History
North Carolina National Bank was formed in 1960 through the merger of two North Carolina banking institutions. Its immediate predecessor, American Commercial Bank, had itself been created in 1957 through the combination of American Trust Company and Commercial National Bank. American Trust dated to 1901, while Commercial National Bank had been founded in 1876. The 1960 transaction brought American Commercial Bank of Charlotte together with Security National Bank of Greensboro. The resulting institution used the North Carolina National Bank name and operated under a national charter associated with the Greensboro bank. The merger gave the organization a larger base in its home state and positioned it to benefit from the growth of commercial banking in the postwar United States. NCNB served banking customers through conventional commercial and retail activities, including deposits, lending, and related financial services. Its importance increased as banking organizations sought greater scale and as restrictions that had historically limited interstate banking began to weaken. In 1969, the bank reorganized as NCNB Corporation, a holding company structure that separated the parent organization from the operating bank and made future acquisitions easier to execute. NCNB became one of the leading banking groups in the United States during the 1960s through the 1990s. Tom Storrs was chairman and chief executive officer from 1974 through 1983, a period in which the organization developed its regional profile. NCNB's acquisition program continued in 1983 with the merger of Ellis Bank of Florida. This move expanded the institution's presence into Florida and demonstrated its ambition to operate across state lines. In 1986, NCNB announced plans for an approximately 875-foot headquarters skyscraper in downtown Charlotte. The project was both a corporate investment and a visible expression of Charlotte's increasing role in American banking. Construction was still underway when the bank's corporate identity changed. In 1991, NCNB acquired C&S/Sovran Corporation, a banking company associated with Atlanta and Norfolk. The combined organization adopted the NationsBank name. The rebranding moved the company beyond its North Carolina identity while retaining its Charlotte headquarters and acquisition-driven model. The planned skyscraper opened in 1992 as NationsBank Corporate Center. The organization's most consequential transaction followed in 1998, when NationsBank acquired BankAmerica Corporation. The combined company took the Bank of America name, bringing NCNB's corporate lineage into one of the largest banking organizations in the United States. Hugh McColl was a central figure in the transaction. Bank of America retained the relevant historical stock-price continuity of the NCNB and NationsBank organization and continued to be headquartered in the Charlotte tower, now known as Bank of America Corporate Center. NCNB therefore ceased to exist as an independent operating brand, but its institutional legacy remains embedded in Bank of America. Its history is a case study in regional-bank consolidation: local predecessors were combined into a statewide bank, the bank became a holding company, acquisitions created a multistate institution, and successive mergers produced a national financial conglomerate.
- 1998
BankAmerica transaction creates Bank of America
[1]NationsBank acquires BankAmerica Corporation and adopts the Bank of America name.
- 1992
NationsBank Corporate Center opens
[1]The Charlotte headquarters tower planned by NCNB opens under the NationsBank Corporate Center name.
- 1991
NCNB becomes NationsBank
[1]After acquiring C&S/Sovran Corporation, the organization changes its corporate name to NationsBank.
- 1986
Headquarters skyscraper announced
[1]NCNB announces plans for an approximately 875-foot headquarters tower in downtown Charlotte.
- 1983
Ellis Bank of Florida merger
[1]NCNB merges with Ellis Bank of Florida, broadening its southeastern footprint.
- 1974
Tom Storrs begins his leadership period
[1]Tom Storrs becomes chairman and chief executive officer, serving in those roles through 1983.
- 1969
NCNB becomes a holding company
[1]The organization reorganizes as NCNB Corporation, establishing the structure used for later expansion.
- 1960
North Carolina National Bank is formed
[1]American Commercial Bank combines with Greensboro-based Security National Bank and adopts the North Carolina National Bank identity.
- 1957
American Commercial Bank is created
[1]American Trust Company merges with Commercial National Bank to form American Commercial Bank.
- 1901
American Trust Company is founded
[1]American Trust Company, another predecessor institution, is established in Charlotte.
Products and positioning
A large regional commercial bank that expanded through holding-company formation and acquisitions, using Charlotte as its corporate base and extending its reach across the southeastern United States.
Banking
Commercial banking
NCNB's core business was commercial banking for companies, institutions, and other business customers. The bank's development from local predecessors into a large regional institution gave it a broad platform for deposits, credit, cash management, and other banking relationships. Specific historical product names are not identified in the available reference material.
Banking
Retail and consumer banking
As a full-service banking institution, NCNB provided consumer-oriented banking through its branch and deposit network, together with lending and related financial services. The available material does not provide a detailed catalog of individual consumer products.
Financial services
Corporate and treasury services
NCNB's expansion into a major regional banking group necessarily supported larger corporate relationships and associated treasury functions. These services formed part of the institution's broader commercial-banking role, although the reference material does not specify named offerings or launch dates.
Brand decisions
1998
Acquisition of BankAmerica CorporationM&ABackground
NationsBank sought to combine with BankAmerica Corporation, creating a much larger national banking organization.
Action taken
NationsBank acquired BankAmerica Corporation and took the Bank of America name.
Aftermath
The transaction created the modern Bank of America and carried forward substantial corporate continuity from NationsBank and NCNB.
1991
Acquisition of C&S/Sovran Corporation and rebranding as NationsBankM&ABackground
NCNB pursued a larger multistate presence through a combination with C&S/Sovran, whose banking operations were associated with Atlanta and Norfolk.
Action taken
NCNB acquired C&S/Sovran Corporation and adopted the NationsBank name.
Aftermath
The NCNB name ceased to be the principal corporate identity, while the organization continued its expansion from Charlotte.
1969
Reorganization as NCNB CorporationStrategyBackground
The growing bank needed a corporate structure capable of supporting expansion and acquisitions beyond the operating bank itself.
Action taken
NCNB reorganized as a bank holding company under the name NCNB Corporation.
Aftermath
The new structure became the organizational platform for later mergers and geographic expansion.
Recent events
- 1998
NationsBank acquires BankAmerica Corporation[1]
M&A
NationsBank acquired BankAmerica Corporation and adopted the Bank of America name. The transaction created the modern Bank of America and preserved substantial corporate continuity with the NCNB organization.
- 1991
NCNB acquires C&S/Sovran and adopts the NationsBank name[1]
M&A
The acquisition of C&S/Sovran Corporation, with banking operations associated with Atlanta and Norfolk, transformed NCNB into NationsBank and ended NCNB's use as the principal corporate identity.
- 1986
NCNB announces a major Charlotte headquarters tower[1]
Other
NCNB announced plans for an approximately 875-foot headquarters skyscraper in downtown Charlotte. The building later opened as NationsBank Corporate Center and became the headquarters of Bank of America.
- 1983
NCNB merges with Ellis Bank of Florida[1]
M&A · Other
The combination with Ellis Bank of Florida extended NCNB's operations beyond North Carolina and supported its development as a southeastern regional banking group.
- 1969
NCNB reorganizes as a bank holding company[1]
Other
North Carolina National Bank reorganized under the holding-company structure NCNB Corporation, creating a platform for later expansion and acquisitions.
- 1960
American Commercial Bank merges with Security National Bank to form North Carolina National Bank[1]
M&A · Other
The Charlotte-based American Commercial Bank combined with Greensboro-based Security National Bank, creating the institution known as North Carolina National Bank.
Sources1 sources
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