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American Business Bank's Overview

Total employees225
HeadquartersLos Angeles
Founded1998

American Business Bank (ABB) was a U.S. commercial bank headquartered in Los Angeles, California, founded in 1998. It specialized in providing a comprehensive range of financial services to middle-market businesses, business owners, and professionals throughout Southern California. Key offerings included commercial and industrial loans, commercial real estate loans, and a variety of deposit products. Known for its relationship-based banking model, ABB focused on delivering personalized service and local decision-making. In November 2023, American Business Bank was acquired by Banc of California, N.A. This strategic move was aimed at creating a larger, more robust business banking franchise in the region.

Where is American Business Bank's Headquarters?

HQ Function

Served as the central hub for executive leadership, strategic planning, administrative operations, risk management, and core banking support functions before its integration with Banc of California.

Notable Features:

The headquarters was located in a modern, Class A high-rise office building typical of the Century City skyline, offering a professional environment and convenient access for business clients in the Los Angeles area.

Work Culture:

The work culture at American Business Bank was characterized by a strong client-first ethos, professionalism, and a commitment to providing expert financial advice and responsive service to its business clientele. It fostered long-term relationship banking.

HQ Significance:

The headquarters was significant as the operational and strategic core of American Business Bank, directing its services across Southern California and representing its established presence in one of the nation's largest business markets.

Values Reflected in HQ: The headquarters' location in a prestigious business district and its professional office environment reflected American Business Bank's values of stability, credibility, and its focus on serving the sophisticated needs of middle-market companies.

Location:

Prior to its acquisition by Banc of California, American Business Bank did not have an international or global presence. Its operations were exclusively focused on serving the Southern California market, encompassing Los Angeles County, Orange County, the Inland Empire (San Bernardino and Riverside Counties), and the San Fernando Valley. The bank's strategy was centered on deep regional expertise and building strong, local relationships with middle-market businesses within this geographic footprint.

Street Address:

1888 Century Park East, Suite 1600

City:

Los Angeles

State/Province:

California

Country:

USA

American Business Bank's Global Presence

Irvine, California/USA

Address: 18100 Von Karman Ave, Suite 950, Irvine, CA 92612

To serve the dynamic and diverse business community of Orange County, offering localized banking expertise, relationship management, and access to financial products tailored for mid-sized companies in industries such as manufacturing, professional services, and real estate.

Ontario, California/USA

Address: 3633 Inland Empire Blvd, Suite 720, Ontario, CA 91764

To support the financial needs of businesses in the Inland Empire, focusing on commercial loans, lines of credit, and deposit services for sectors like logistics, distribution, and manufacturing prevalent in the region.

Woodland Hills, California/USA

Address: 21800 Oxnard Street, Suite 1160, Woodland Hills, CA 91367

To provide accessible, relationship-focused banking to a diverse range of industries in the San Fernando Valley, including entertainment-adjacent businesses, healthcare, and local enterprises.

Buying Intent Signals for American Business Bank

Highperformr Signals uncover buying intent and give you clear insights to target the right accounts at the right time — helping your sales, marketing, and GTM teams close more deals, faster.

Notable news
Hiring actively
Corporate Finance
Corporate Finance
Corporate Finance
Corporate Finance
Corporate Finance
*Example signal, not calculated in real time

Executive Team of American Business Bank

As of April 2025, American Business Bank' leadership includes:

Leon J. Blankstein - President and Chief Executive Officer
Karen Schoenbaum - Executive Vice President, Chief Financial Officer
Albert P. Giammona - Executive Vice President, Chief Operating Officer
Jeffrey L. Munson - Executive Vice President, Chief Credit Officer
Philip T. Feghali - Executive Vice President, Regional Executive - Orange County

Investors of American Business Bank

American Business Bank has been backed by several prominent investors over the years, including:

American Business Bank was acquired by Banc of California, N.A. (NYSE: BANC) in a transaction completed on November 1, 2023.
Prior to the acquisition, American Business Bank was a publicly traded company on the OTCQX Best Market under the ticker symbol 'ABCB'. Its shareholders consisted of various institutional investors, private investors, and company insiders.

Executive New Hires/Exits in the Last 12 Months

Hire0
Exits2

The most significant executive event for American Business Bank in the last 12-18 months was its acquisition by Banc of California, finalized in November 2023. This resulted in the integration of leadership teams, with some American Business Bank executives transitioning to roles within the combined entity or its board, while other standalone roles at ABB ceased to exist.

Departures

Albert P. Giammona, Role as COO of American Business Bank ceased following the acquisition and integration into Banc of California's operational structure.
Karen Schoenbaum, Role as CFO of American Business Bank concluded with the bank's acquisition and the consolidation of financial leadership under Banc of California.

New Appointments:

Leon J. Blankstein, Appointed Vice Chairman of Banc of California as part of the leadership integration post-acquisition of American Business Bank.
Don Johnson, Former American Business Bank director Don Johnson was appointed to the Board of Directors of Banc of California, N.A.
Kelli L. Piper, Former American Business Bank director Kelli L. Piper joined the Board of Directors of Banc of California, N.A.

Technology (Tech Stack) used by American Business Bank

Discover the tools American Business Bank uses. Highperformr reveals the technologies powering your target accounts — helping your sales, marketing, and GTM teams prioritize smarter and close faster.

American Business Bank Email Formats and Examples

Prior to its acquisition by Banc of California, American Business Bank typically utilized a standard professional email format. A common structure was the first initial of the employee's first name followed by their full last name, at the bank's domain. For instance, an employee named Jane Doe would likely have an email address such as jdoe@americanbusinessbank.com. Following the acquisition, this email domain is no longer active for new communications; correspondence is now managed through Banc of California's systems.

[first_initial][last]@americanbusinessbank.com

Format

jdoe@americanbusinessbank.com

Example

75%

Success rate

News and media

Banc of California Investor RelationsNovember 1, 2023

Banc of California Completes Acquisition of American Business Bank

Banc of California, Inc. announced the successful completion of its acquisition of American Business Bank. This merger integrates American Business Bank's operations and client base into Banc of California, aiming to create a stronger commercial banking entity in Southern California....more

Banc of California Investor RelationsJuly 25, 2023

Banc of California to Acquire American Business Bank

Banc of California, Inc. (NYSE: BANC) and American Business Bank (OTCQX: ABCB) announced they entered into a definitive agreement under which Banc of California would acquire American Business Bank in an all-stock transaction valued at approximately $9.00 per ABCB share or $89 million in aggregate....more

Business Wire (via American Business Bank)January 26, 2023

American Business Bank Reports Record Annual Earnings of $51.1 Million for 2022 (Pre-Acquisition)

American Business Bank (OTCQX: ABCB) announced record net income of $51.1 million for the year ended December 31, 2022, an increase of 33% compared to $38.3 million for 2021. This strong financial performance was reported prior to the announcement of its acquisition by Banc of California later in the year....more

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