Westamerica Bancorporation (NASDAQ: WABC) is a regional bank holding company headquartered in Fairfield, California. Its principal subsidiary, Westamerica Bank, is one of the largest independent community banks in California, providing a wide range of banking services to individuals and businesses across Northern and Central California. With a history tracing back to roots in 1884 for Westamerica Bank, the Bancorporation itself was formed in 1972. Westamerica Bank operates numerous branches and focuses on relationship banking, offering commercial and consumer banking, mortgage lending, and trust services. The company emphasizes financial stability, prudent lending practices, and a strong commitment to the communities it serves.
Central hub for strategic leadership, corporate governance, financial oversight, risk management, and administrative support for Westamerica Bancorporation and its subsidiary, Westamerica Bank.
One Westamerica Plaza is a prominent multi-story office building in Fairfield, designed to support efficient banking operations and corporate functions. It serves as a key commercial landmark in the area.
The headquarters fosters a professional, collaborative environment centered on community banking values, ethical practices, and customer service. There's a strong emphasis on financial prudence and regulatory adherence, typical of an established financial institution.
The Fairfield headquarters is crucial for orchestrating Westamerica's strategic initiatives, managing its extensive branch network throughout Northern and Central California, and ensuring operational excellence and compliance across the organization.
Westamerica Bancorporation primarily operates within the United States, with its banking services and branch network concentrated in Northern and Central California. It does not maintain a significant international operational presence or physical branches outside the U.S. Any global functions are typically limited to facilitating standard international banking transactions for its domestic customers, such as international wire transfers or foreign currency exchange, which are conducted through established correspondent banking relationships rather than direct overseas offices.
One Westamerica Plaza, 1108 Texas Street
Fairfield
California
USA
Address: 100 B Street, Santa Rosa, CA 95401 (Example Main Branch)
Serves as a primary banking center for customers in Sonoma County and surrounding areas, supporting local individuals and businesses with accessible financial solutions and contributing to regional economic activity.
Address: 500 Capitol Mall, Suite 100, Sacramento, CA 95814 (Example Branch)
Facilitates banking needs in a major urban and governmental center, offering tailored financial products and supporting the diverse economic base of the Sacramento region.
Address: Westamerica Bank operates approximately 45 branch offices throughout Northern and Central California.
To provide accessible and comprehensive banking services to diverse communities across its operational footprint, fostering local economic growth and customer relationships.
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As of April 2025, Westamerica Bancorporation' leadership includes:
Westamerica Bancorporation has been backed by several prominent investors over the years, including:
Based on publicly available information, there have been no major new hires or departures at the top-tier executive leadership level (e.g., CEO, CFO, key EVPs directly reporting to CEO) of Westamerica Bancorporation announced within the last 12 months. The core executive team appears stable. Routine internal promotions, board member changes, or shifts in responsibilities below the highest executive ranks may have occurred but are not typically categorized as prominent company-level executive hires or exits.
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Westamerica Bancorporation, like many corporations, uses standardized email formats for its employees. While specific internal structures can vary, a common format for companies of its nature often involves a combination of the employee's first and last name.
finitiallast@westamerica.com
Format
jdoe@westamerica.com (example for Jane Doe)
Example
88%
Success rate
Business Wire • April 18, 2024
Westamerica Bancorporation announced its financial results for the first quarter ended March 31, 2024, reporting net income of $26.8 million. The release detailed key financial metrics including loan and deposit growth, net interest margin, and overall performance....more
Business Wire • February 22, 2024
The Board of Directors of Westamerica Bancorporation declared a quarterly cash dividend of $0.43 per common share. The dividend was payable on March 15, 2024, to shareholders of record as of March 4, 2024....more
Business Wire • January 18, 2024
Westamerica Bancorporation released its earnings for the fourth quarter and full year 2023. For the year 2023, net income was $116.0 million. The report highlighted the company's continued profitability and stable financial position....more
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